lock_stat version 0.3
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                              class name    con-bounces    contentions   waittime-min   waittime-max waittime-total    acq-bounces   acquisitions   holdtime-min   holdtime-max holdtime-total
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

           &(&mapping->tree_lock)->rlock:      15858063       15975159           0.10        5144.27    75999324.77       21995038      122163434           0.00         292.95    65053672.20
           -----------------------------
           &(&mapping->tree_lock)->rlock       11838638          [<ffffffff810f0e12>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock        4130352          [<ffffffff810efb66>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock           2619          [<ffffffff810efe23>] __set_page_dirty_nobuffers+0x63/0x160
           &(&mapping->tree_lock)->rlock           2853          [<ffffffff810e64c7>] add_to_page_cache_locked+0x77/0xf0
           -----------------------------
           &(&mapping->tree_lock)->rlock        3265350          [<ffffffff810efb66>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock       12703130          [<ffffffff810f0e12>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock           4283          [<ffffffff810efe23>] __set_page_dirty_nobuffers+0x63/0x160
           &(&mapping->tree_lock)->rlock           1938          [<ffffffff810e64c7>] add_to_page_cache_locked+0x77/0xf0

...............................................................................................................................................................................................

          &(&fs_info->trans_lock)->rlock:      11495216       12410433           0.21      423853.71 12101095733.45       17990317       72372025           0.00         688.52   143747381.31
          ------------------------------
          &(&fs_info->trans_lock)->rlock        5401475          [<ffffffff812e2bf8>] btrfs_transaction_in_commit+0x28/0x60
          &(&fs_info->trans_lock)->rlock        5414432          [<ffffffff812e21f2>] wait_current_trans.clone.22+0x22/0xf0
          &(&fs_info->trans_lock)->rlock        1594469          [<ffffffff812e22e1>] join_transaction.clone.23+0x21/0x260
          &(&fs_info->trans_lock)->rlock             13          [<ffffffff812e2c58>] btrfs_transaction_blocked+0x28/0x60
          ------------------------------
          &(&fs_info->trans_lock)->rlock        1459199          [<ffffffff812e22e1>] join_transaction.clone.23+0x21/0x260
          &(&fs_info->trans_lock)->rlock              9          [<ffffffff812e3352>] btrfs_commit_transaction+0x6c2/0x8a0
          &(&fs_info->trans_lock)->rlock        5922849          [<ffffffff812e21f2>] wait_current_trans.clone.22+0x22/0xf0
          &(&fs_info->trans_lock)->rlock        5028333          [<ffffffff812e2bf8>] btrfs_transaction_in_commit+0x28/0x60

...............................................................................................................................................................................................

                                   key#9:       4467741        4577412           0.11         300.66    10119828.82       15702181      294432048           0.00         300.11    45725249.90
                                   -----
                                   key#9         608060          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#9        1483632          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9        2485728          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   -----
                                   key#9        2217160          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9        1990919          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#9         369341          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                                    #1-W:       1334459        1610063           0.10         317.20     2197313.63        2122757       18911298           0.00         296.40    29437365.35
                                    #1-R:       1528659        1532937           0.11         271.70     2652304.92        7879519       23944308           0.00         285.77    23150020.77
                                    ----
                                      #1        1345209          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         891374          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         718691          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         187728          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1        1512075          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         990411          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         415090          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         225426          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                    #1-W:        722376         894790           0.11         902.50     6269143.46        1108307        3402221           0.00         314.62     8504573.01
                                    #1-R:        569349         577531           0.10         308.94     2202739.32       14972421      198132773           0.00        1402.43   157806589.31
                                    ----
                                      #1         455618          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         431067          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         436620          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          78327          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1         708530          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1         341653          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         283227          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         109426          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                    #1-W:        739341         750047           0.11         285.47     1390869.31        1946629      107763146           0.00        1400.87    76186718.92
                                    #1-R:        219422         221507           0.14         301.25      353162.10        1650096       92932267           0.00         322.91    63994526.74
                                    ----
                                      #1         253152          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #1         358453          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1         100673          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         138445          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1          23027          [<ffffffff813120dc>] btrfs_try_tree_read_lock+0x4c/0x80
                                      #1         513763          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          32352          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1         248008          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                                   key#8:        921511         945468           0.11         238.03     1762950.83       26010786      313240362           0.00         322.03    47544802.38
                                   -----
                                   key#8         516529          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   key#8         383721          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8          45220          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   -----
                                   key#8         605053          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8         286754          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8          53663          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

   &(&cur_trans->delayed_refs.lock)->rlo:        753510         754112           0.13         229.48     1422312.49        8571808       18403346           0.00         289.32    20671408.80
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo          29973          [<ffffffff813203b8>] btrfs_add_delayed_tree_ref+0xb8/0x190
   &(&cur_trans->delayed_refs.lock)->rlo         399205          [<ffffffff812d160d>] run_clustered_refs+0x13d/0x870
   &(&cur_trans->delayed_refs.lock)->rlo         307682          [<ffffffff81320548>] btrfs_add_delayed_data_ref+0xb8/0x1a0
   &(&cur_trans->delayed_refs.lock)->rlo          16757          [<ffffffff812d1da0>] btrfs_run_delayed_refs+0x60/0x220
   -------------------------------------
   &(&cur_trans->delayed_refs.lock)->rlo          44101          [<ffffffff813203b8>] btrfs_add_delayed_tree_ref+0xb8/0x190
   &(&cur_trans->delayed_refs.lock)->rlo         222528          [<ffffffff812d160d>] run_clustered_refs+0x13d/0x870
   &(&cur_trans->delayed_refs.lock)->rlo          60507          [<ffffffff812d1da0>] btrfs_run_delayed_refs+0x60/0x220
   &(&cur_trans->delayed_refs.lock)->rlo         426828          [<ffffffff81320548>] btrfs_add_delayed_data_ref+0xb8/0x1a0

...............................................................................................................................................................................................

                      &(&t->lock)->rlock:        585189         590315           0.10         349.12      768513.81       16427513       53046229           0.00         316.16    30086317.94
                      ------------------
                      &(&t->lock)->rlock         281639          [<ffffffff812fc918>] btrfs_dec_test_ordered_pending+0x48/0x170
                      &(&t->lock)->rlock          96446          [<ffffffff812fc6be>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock         100582          [<ffffffff812fcedd>] btrfs_lookup_ordered_extent+0x3d/0x110
                      &(&t->lock)->rlock         108286          [<ffffffff812fc472>] __btrfs_add_ordered_extent+0xf2/0x280
                      ------------------
                      &(&t->lock)->rlock          86020          [<ffffffff812fc6be>] btrfs_add_ordered_sum+0x2e/0x70
                      &(&t->lock)->rlock         250123          [<ffffffff812fc918>] btrfs_dec_test_ordered_pending+0x48/0x170
                      &(&t->lock)->rlock          84289          [<ffffffff812fcedd>] btrfs_lookup_ordered_extent+0x3d/0x110
                      &(&t->lock)->rlock         160045          [<ffffffff812fc472>] __btrfs_add_ordered_extent+0xf2/0x280

...............................................................................................................................................................................................

                  &(&found->lock)->rlock:        363742         364708           0.12         401.10      496390.57       20932497       85538574           0.00         398.50    29991084.10
                  ----------------------
                  &(&found->lock)->rlock          15819          [<ffffffff812ca0af>] block_rsv_release_bytes+0x10f/0x140
                  &(&found->lock)->rlock          10840          [<ffffffff812cb097>] reserve_metadata_bytes.clone.49+0x77/0x500
                  &(&found->lock)->rlock          98033          [<ffffffff812ce531>] update_block_group.clone.61+0x161/0x2c0
                  &(&found->lock)->rlock          18208          [<ffffffff812d02f4>] btrfs_check_data_free_space+0x94/0x230
                  ----------------------
                  &(&found->lock)->rlock          10556          [<ffffffff812cb097>] reserve_metadata_bytes.clone.49+0x77/0x500
                  &(&found->lock)->rlock          11770          [<ffffffff812ca0af>] block_rsv_release_bytes+0x10f/0x140
                  &(&found->lock)->rlock         224422          [<ffffffff812ce531>] update_block_group.clone.61+0x161/0x2c0
                  &(&found->lock)->rlock          70264          [<ffffffff812d2488>] btrfs_update_reserved_bytes+0x48/0x130

...............................................................................................................................................................................................

                                    #1-W:        114898         140674           0.10         282.93      227791.41         170054        1935704           0.09         274.23     3274616.67
                                    #1-R:        167734         168959           0.11         284.48      335079.98       12133873      133977287           0.00         327.51   127431771.91
                                    ----
                                      #1         149316          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          73851          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          66823          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          19643          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1         162370          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          86507          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          30966          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1          29790          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                    &(&rsv->lock)->rlock:        213672         215932           0.11      385792.02    93535331.39       16458337       45879371           0.00         506.02    42020275.59
                    --------------------
                    &(&rsv->lock)->rlock         109671          [<ffffffff812ca285>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock           4614          [<ffffffff812ca208>] block_rsv_use_bytes+0x38/0x80
                    &(&rsv->lock)->rlock          59200          [<ffffffff812c9fda>] block_rsv_release_bytes+0x3a/0x140
                    &(&rsv->lock)->rlock          40375          [<ffffffff812d0729>] btrfs_block_rsv_check+0x49/0x160
                    --------------------
                    &(&rsv->lock)->rlock          37823          [<ffffffff812c9fda>] block_rsv_release_bytes+0x3a/0x140
                    &(&rsv->lock)->rlock         132003          [<ffffffff812ca285>] block_rsv_add_bytes+0x35/0x80
                    &(&rsv->lock)->rlock           1178          [<ffffffff812d353c>] btrfs_free_tree_block+0x18c/0x310
                    &(&rsv->lock)->rlock           4787          [<ffffffff812ca208>] block_rsv_use_bytes+0x38/0x80

...............................................................................................................................................................................................

       &(&fs_info->delalloc_lock)->rlock:        160344         181156           0.11        1007.59      669438.65        9871742       41763211           0.09        1004.97    25656115.42
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock          59939          [<ffffffff812e4205>] btrfs_set_bit_hook+0x95/0x160
       &(&fs_info->delalloc_lock)->rlock          69155          [<ffffffff812ce40a>] update_block_group.clone.61+0x3a/0x2c0
       &(&fs_info->delalloc_lock)->rlock          10167          [<ffffffff812db674>] btree_lock_page_hook+0xe4/0x150
       &(&fs_info->delalloc_lock)->rlock           6182          [<ffffffff812debf8>] btrfs_mark_buffer_dirty+0xa8/0x110
       ---------------------------------
       &(&fs_info->delalloc_lock)->rlock           9169          [<ffffffff812debf8>] btrfs_mark_buffer_dirty+0xa8/0x110
       &(&fs_info->delalloc_lock)->rlock          70261          [<ffffffff812e4205>] btrfs_set_bit_hook+0x95/0x160
       &(&fs_info->delalloc_lock)->rlock          42118          [<ffffffff812ce40a>] update_block_group.clone.61+0x3a/0x2c0
       &(&fs_info->delalloc_lock)->rlock           9158          [<ffffffff812db674>] btree_lock_page_hook+0xe4/0x150

...............................................................................................................................................................................................

          &(&workers->order_lock)->rlock:        157265         158620           0.11        2602.69      468512.82        1360067        1925010           0.09        2591.77     1855911.72
          ------------------------------
          &(&workers->order_lock)->rlock          56611          [<ffffffff8130bc64>] run_ordered_completions+0x54/0xf0
          &(&workers->order_lock)->rlock          69096          [<ffffffff8130c4bf>] btrfs_queue_worker+0x25f/0x330
          &(&workers->order_lock)->rlock          32913          [<ffffffff8130bca3>] run_ordered_completions+0x93/0xf0
          ------------------------------
          &(&workers->order_lock)->rlock          15821          [<ffffffff8130c4bf>] btrfs_queue_worker+0x25f/0x330
          &(&workers->order_lock)->rlock          73758          [<ffffffff8130bca3>] run_ordered_completions+0x93/0xf0
          &(&workers->order_lock)->rlock          69041          [<ffffffff8130bc64>] run_ordered_completions+0x54/0xf0

...............................................................................................................................................................................................

   &(&fs_info->block_group_cache_lock)->:        141579         143462           0.11          82.87      170900.89        3801208       14124045           0.10         286.79     5169737.08
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->         143454          [<ffffffff812ca108>] block_group_cache_tree_search+0x28/0xd0
   &(&fs_info->block_group_cache_lock)->              8          [<ffffffff812ca497>] btrfs_add_block_group_cache+0x27/0xd0
   -------------------------------------
   &(&fs_info->block_group_cache_lock)->         143430          [<ffffffff812ca108>] block_group_cache_tree_search+0x28/0xd0
   &(&fs_info->block_group_cache_lock)->             32          [<ffffffff812ca497>] btrfs_add_block_group_cache+0x27/0xd0

...............................................................................................................................................................................................

                      &(&h->lock)->rlock:        124720         126480           0.20         303.05      309291.31         789708        2002756           0.00         305.58     4083136.51
                      ------------------
                      &(&h->lock)->rlock          21134          [<ffffffffa0004c92>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock          23970          [<ffffffff81354006>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock          27847          [<ffffffffa0003861>] do_cciss_request+0x4a1/0x5f0 [cciss]
                      &(&h->lock)->rlock          16467          [<ffffffff813555d4>] __make_request+0x1f4/0x330
                      ------------------
                      &(&h->lock)->rlock           9616          [<ffffffffa0002fb7>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock          48584          [<ffffffffa0004c92>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock          24387          [<ffffffffa0003861>] do_cciss_request+0x4a1/0x5f0 [cciss]
                      &(&h->lock)->rlock          12098          [<ffffffff8135530a>] blk_flush_plug_list+0x19a/0x220

...............................................................................................................................................................................................

                        rcu_node_level_1:         96704          97328           0.12         244.95      501067.24         454823        1202503           0.08         198.65      741108.26
                        ----------------
                        rcu_node_level_1          92199          [<ffffffff810b604a>] __rcu_process_callbacks+0x25a/0x370
                        rcu_node_level_1           3271          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_1           1857          [<ffffffff810b5ad8>] force_quiescent_state+0x168/0x290
                        rcu_node_level_1              1          [<ffffffff810b5190>] rcu_start_gp+0xa0/0x340
                        ----------------
                        rcu_node_level_1          75855          [<ffffffff810b604a>] __rcu_process_callbacks+0x25a/0x370
                        rcu_node_level_1          14252          [<ffffffff810b5ad8>] force_quiescent_state+0x168/0x290
                        rcu_node_level_1           3272          [<ffffffff810b5190>] rcu_start_gp+0xa0/0x340
                        rcu_node_level_1           3949          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340

...............................................................................................................................................................................................

   &(&fs_info->ordered_extent_lock)->rlo:         76225          76750           0.19          88.25       67506.78        5754210        7991066           0.00         288.46     5009601.72
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo          45968          [<ffffffff812fc29d>] __btrfs_remove_ordered_extent+0x6d/0x150
   &(&fs_info->ordered_extent_lock)->rlo          30049          [<ffffffff812fc51b>] __btrfs_add_ordered_extent+0x19b/0x280
   &(&fs_info->ordered_extent_lock)->rlo             14          [<ffffffff812fcd43>] btrfs_wait_ordered_extents+0xa3/0x200
   &(&fs_info->ordered_extent_lock)->rlo              1          [<ffffffff812fccde>] btrfs_wait_ordered_extents+0x3e/0x200
   -------------------------------------
   &(&fs_info->ordered_extent_lock)->rlo             56          [<ffffffff812fcd43>] btrfs_wait_ordered_extents+0xa3/0x200
   &(&fs_info->ordered_extent_lock)->rlo          33548          [<ffffffff812fc51b>] __btrfs_add_ordered_extent+0x19b/0x280
   &(&fs_info->ordered_extent_lock)->rlo          42492          [<ffffffff812fc29d>] __btrfs_remove_ordered_extent+0x6d/0x150
   &(&fs_info->ordered_extent_lock)->rlo            644          [<ffffffff812fd3d1>] btrfs_run_ordered_operations+0x51/0x220

...............................................................................................................................................................................................

                                    #9-W:         28933          31814           0.12         190.98       48705.91         787401       14898798           0.00         286.02    15068823.22
                                    #9-R:         30866          30919           0.13          89.36       47553.53         414926       10899850           0.00         286.17    10008160.32
                                    ----
                                      #9          15809          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #9          11190          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #9          13516          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #9           3959          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #9          31953          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #9          10296          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #9          10305          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #9           9071          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                 &(&worker->lock)->rlock:         45443          46056           0.15         199.98       51450.27        1540906        3790147           0.00         286.68     3551779.29
                 -----------------------
                 &(&worker->lock)->rlock          16950          [<ffffffff8130c737>] worker_loop+0x1a7/0x540
                 &(&worker->lock)->rlock           7948          [<ffffffff8130c887>] worker_loop+0x2f7/0x540
                 &(&worker->lock)->rlock          18446          [<ffffffff8130c3b4>] btrfs_queue_worker+0x154/0x330
                 &(&worker->lock)->rlock           2714          [<ffffffff8130c6aa>] worker_loop+0x11a/0x540
                 -----------------------
                 &(&worker->lock)->rlock          27810          [<ffffffff8130c3b4>] btrfs_queue_worker+0x154/0x330
                 &(&worker->lock)->rlock           1091          [<ffffffff8130c6aa>] worker_loop+0x11a/0x540
                 &(&worker->lock)->rlock           4536          [<ffffffff8130c887>] worker_loop+0x2f7/0x540
                 &(&worker->lock)->rlock          12621          [<ffffffff8130c737>] worker_loop+0x1a7/0x540

...............................................................................................................................................................................................

                   &(&tree->lock)->rlock:         44755          45200           0.22         209.98      139203.92         740360      109012301           0.00      180069.42   122757728.13
                   ---------------------
                   &(&tree->lock)->rlock          24219          [<ffffffff812ff3b1>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock           7344          [<ffffffff812fe2b9>] find_delalloc_range+0x39/0x1d0
                   &(&tree->lock)->rlock          12159          [<ffffffff812fec84>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock           1475          [<ffffffff81300359>] test_range_bit+0x39/0x180
                   ---------------------
                   &(&tree->lock)->rlock          15197          [<ffffffff812ff3b1>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock          25796          [<ffffffff812fec84>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock           3777          [<ffffffff812fe2b9>] find_delalloc_range+0x39/0x1d0
                   &(&tree->lock)->rlock            427          [<ffffffff81300359>] test_range_bit+0x39/0x180

...............................................................................................................................................................................................

           &(&delayed_root->lock)->rlock:         27412          28274           0.25         285.07       84103.97        4459057        4976012           0.00         633.58     8066450.55
           -----------------------------
           &(&delayed_root->lock)->rlock            488          [<ffffffff81329141>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock          27044          [<ffffffff81328855>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock             74          [<ffffffff81329dda>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock            189          [<ffffffff81328900>] __btrfs_release_delayed_node+0x110/0x210
           -----------------------------
           &(&delayed_root->lock)->rlock             66          [<ffffffff81329dda>] btrfs_async_run_delayed_node_done+0x15a/0x210
           &(&delayed_root->lock)->rlock          27368          [<ffffffff81328855>] __btrfs_release_delayed_node+0x65/0x210
           &(&delayed_root->lock)->rlock            482          [<ffffffff81329141>] btrfs_first_prepared_delayed_node+0x21/0x70
           &(&delayed_root->lock)->rlock             53          [<ffffffff81328900>] __btrfs_release_delayed_node+0x110/0x210

...............................................................................................................................................................................................

                                    #1-W:          9009          10931           0.11         167.94       13276.42          15489        3358701           0.09         291.84     4893177.39
                                    #1-R:         15705          15711           0.30          69.95       30384.74         254428       12593012           0.09         296.22    11731501.21
                                    ----
                                      #1           7536          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1          15095          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1           3395          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1            616          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1           6603          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1          17361          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1            852          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                      #1           1826          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

              &sb->s_type->i_mutex_key#1:         22359          22787           7.32    11105137.56  1643629332.84          27523       37328386           0.00    17819506.47 12936017260.13
              --------------------------
              &sb->s_type->i_mutex_key#1           6162          [<ffffffff812f18c0>] btrfs_file_llseek+0x40/0x370
              &sb->s_type->i_mutex_key#1          16625          [<ffffffff812f2e37>] btrfs_file_aio_write+0xe7/0x530
              --------------------------
              &sb->s_type->i_mutex_key#1          19015          [<ffffffff812f2e37>] btrfs_file_aio_write+0xe7/0x530
              &sb->s_type->i_mutex_key#1           3772          [<ffffffff812f18c0>] btrfs_file_llseek+0x40/0x370

...............................................................................................................................................................................................

                &(&workers->lock)->rlock:         21950          22286           0.16          21.99       26573.92         238092        1787596           0.00         264.36      870213.32
                ------------------------
                &(&workers->lock)->rlock          10575          [<ffffffff8130c989>] worker_loop+0x3f9/0x540
                &(&workers->lock)->rlock           9526          [<ffffffff8130c303>] btrfs_queue_worker+0xa3/0x330
                &(&workers->lock)->rlock           2185          [<ffffffff8130c501>] btrfs_queue_worker+0x2a1/0x330
                ------------------------
                &(&workers->lock)->rlock              1          [<ffffffff8130c0ab>] btrfs_start_workers+0x2b/0x50
                &(&workers->lock)->rlock          11448          [<ffffffff8130c989>] worker_loop+0x3f9/0x540
                &(&workers->lock)->rlock           8651          [<ffffffff8130c303>] btrfs_queue_worker+0xa3/0x330
                &(&workers->lock)->rlock           2186          [<ffffffff8130c501>] btrfs_queue_worker+0x2a1/0x330

...............................................................................................................................................................................................

                               &rq->lock:         20549          20577           0.24         251.12       97671.03          78934       13317273           0.00         304.17    16984352.95
                               ---------
                               &rq->lock           3604          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                               &rq->lock           1852          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                               &rq->lock              1          [<ffffffff8104347c>] wake_up_new_task+0x9c/0x1b0
                               &rq->lock             11          [<ffffffff81627ee4>] __schedule+0x894/0x8f0
                               ---------
                               &rq->lock           2889          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                               &rq->lock          15446          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                               &rq->lock             43          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0
                               &rq->lock           2091          [<ffffffff810350a2>] double_rq_lock+0x62/0x80

...............................................................................................................................................................................................

                 &(&n->list_lock)->rlock:         16954          17391           0.24         204.32       29424.03        3885652        8102748           0.00         284.53     5648516.89
                 -----------------------
                 &(&n->list_lock)->rlock           9031          [<ffffffff8112abd3>] __slab_free+0x123/0x2c0
                 &(&n->list_lock)->rlock           8360          [<ffffffff8112a945>] get_partial_node+0x55/0x1c0
                 -----------------------
                 &(&n->list_lock)->rlock           9922          [<ffffffff8112abd3>] __slab_free+0x123/0x2c0
                 &(&n->list_lock)->rlock           7469          [<ffffffff8112a945>] get_partial_node+0x55/0x1c0

...............................................................................................................................................................................................

              &(&device->io_lock)->rlock:         10507          10975           0.10         850.41       31515.55         451280        1622142           0.00         983.74      551613.79
              --------------------------
              &(&device->io_lock)->rlock           4669          [<ffffffff813051c6>] run_scheduled_bios+0xb6/0x510
              &(&device->io_lock)->rlock           5000          [<ffffffff81305a9f>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock           1306          [<ffffffff8130554f>] run_scheduled_bios+0x43f/0x510
              --------------------------
              &(&device->io_lock)->rlock           5903          [<ffffffff81305a9f>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock           4793          [<ffffffff813051c6>] run_scheduled_bios+0xb6/0x510
              &(&device->io_lock)->rlock            279          [<ffffffff8130554f>] run_scheduled_bios+0x43f/0x510

...............................................................................................................................................................................................

                                    #7-W:          6674           6764           0.20         203.91       13549.57         262068       25012572           0.00         334.89    21233051.27
                                    #7-R:           747            750           0.31          13.51        1304.03          17690          98620           0.09         235.32      132977.32
                                    ----
                                      #7            336          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #7           1316          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #7           2457          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #7           2991          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                    ----
                                      #7           5051          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #7             76          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #7            779          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #7            520          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90

...............................................................................................................................................................................................

                                   key#9:          5361           6487           0.31        1257.19     2255770.55           9929          10059           0.00         389.35       38522.06
                                   -----
                                   key#9           3293          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#9           3194          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   -----
                                   key#9           2905          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#9           2640          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#9            942          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                           &tree->lock-W:          3958           3993           0.32          84.88        7228.11         219912       15893392           0.12        7151.11     8534784.96
                           &tree->lock-R:          2193           2205           0.33          21.10        4250.61         534698       67406263           0.00         596.83    12070123.82
                           -------------
                             &tree->lock             54          [<ffffffff8130690f>] __btrfs_map_block+0xff/0x870
                             &tree->lock           1185          [<ffffffff812e6a94>] btrfs_get_extent+0x94/0x960
                             &tree->lock           1502          [<ffffffff812f50b5>] unpin_extent_cache+0x35/0xc0
                             &tree->lock           1387          [<ffffffff812f330e>] btrfs_drop_extent_cache+0x8e/0x3a0
                           -------------
                             &tree->lock             53          [<ffffffff813088ab>] __btrfs_alloc_chunk+0x47b/0x750
                             &tree->lock           4601          [<ffffffff812f50b5>] unpin_extent_cache+0x35/0xc0
                             &tree->lock            316          [<ffffffff812ea518>] cow_file_range+0x1f8/0x390
                             &tree->lock            729          [<ffffffff812f330e>] btrfs_drop_extent_cache+0x8e/0x3a0

...............................................................................................................................................................................................

                                   key#8:          5105           5105           0.21          35.51       12445.75          83770          83774           0.13          43.73      186139.02
                                   -----
                                   key#8           5105          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   -----
                                   key#8           5105          [<ffffffff81034bb2>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

                    &delayed_node->mutex:          3250           3250           6.16       24591.96      130256.45         270238        9866857           0.00       17506.39    20731443.33
                    --------------------
                    &delayed_node->mutex           2653          [<ffffffff8132ac6f>] btrfs_delayed_update_inode+0x4f/0x2c0
                    &delayed_node->mutex            352          [<ffffffff8132883f>] __btrfs_release_delayed_node+0x4f/0x210
                    &delayed_node->mutex            193          [<ffffffff81329503>] btrfs_insert_delayed_items+0x43/0x450
                    &delayed_node->mutex             13          [<ffffffff81328e0b>] btrfs_update_delayed_inode+0x3b/0x160
                    --------------------
                    &delayed_node->mutex            635          [<ffffffff8132883f>] __btrfs_release_delayed_node+0x4f/0x210
                    &delayed_node->mutex            656          [<ffffffff8132ac6f>] btrfs_delayed_update_inode+0x4f/0x2c0
                    &delayed_node->mutex           1927          [<ffffffff81328e0b>] btrfs_update_delayed_inode+0x3b/0x160
                    &delayed_node->mutex             32          [<ffffffff81329503>] btrfs_insert_delayed_items+0x43/0x450

...............................................................................................................................................................................................

                                &q->lock:          2043           2578           0.23          24.87        5053.56         574008         583535           0.00         265.72      456794.22
                                --------
                                &q->lock            622          [<ffffffff8108b627>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock           1956          [<ffffffff8108ae58>] generic_exec_single+0x48/0xb0
                                --------
                                &q->lock           1224          [<ffffffff8108ae58>] generic_exec_single+0x48/0xb0
                                &q->lock           1354          [<ffffffff8108b627>] generic_smp_call_function_single_interrupt+0x57/0x120

...............................................................................................................................................................................................

                                    #8-W:          2404           2477           0.37          71.47        4960.46         453831       14723010           0.09         296.04    13403396.89
                                    #8-R:             0              0           0.00           0.00           0.00            689           8251           0.14          13.16        3504.57
                                    ----
                                      #8            915          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #8            579          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #8            983          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                    ----
                                      #8           1982          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #8            268          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #8            227          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                        rcu_node_level_0:          2171           2400           0.34          16.38        6421.88          43012          75788           0.10          14.93       74295.41
                        ----------------
                        rcu_node_level_0           1307          [<ffffffff810b6070>] __rcu_process_callbacks+0x280/0x370
                        rcu_node_level_0              4          [<ffffffff810b5338>] rcu_start_gp+0x248/0x340
                        rcu_node_level_0            651          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_0            313          [<ffffffff810b548f>] rcu_report_qs_rnp+0x5f/0x170
                        ----------------
                        rcu_node_level_0             58          [<ffffffff810b5280>] rcu_start_gp+0x190/0x340
                        rcu_node_level_0           1784          [<ffffffff810b6070>] __rcu_process_callbacks+0x280/0x370
                        rcu_node_level_0            326          [<ffffffff810b548f>] rcu_report_qs_rnp+0x5f/0x170
                        rcu_node_level_0             14          [<ffffffff810b5a2b>] force_quiescent_state+0xbb/0x290

...............................................................................................................................................................................................

               &sb->s_type->i_lock_key#1:          2348           2376           0.27          16.15        2130.16         412396       12849572           0.00         285.60     1925585.03
               -------------------------
               &sb->s_type->i_lock_key#1              4          [<ffffffff8115cb58>] writeback_single_inode+0x1a8/0x400
               &sb->s_type->i_lock_key#1            529          [<ffffffff81138dce>] inode_sub_bytes+0x2e/0x90
               &sb->s_type->i_lock_key#1            717          [<ffffffff81138e5e>] inode_add_bytes+0x2e/0xa0
               &sb->s_type->i_lock_key#1           1118          [<ffffffff81138d68>] inode_get_bytes+0x28/0x60
               -------------------------
               &sb->s_type->i_lock_key#1            923          [<ffffffff81138dce>] inode_sub_bytes+0x2e/0x90
               &sb->s_type->i_lock_key#1           1012          [<ffffffff81138d68>] inode_get_bytes+0x28/0x60
               &sb->s_type->i_lock_key#1            425          [<ffffffff81138e5e>] inode_add_bytes+0x2e/0xa0
               &sb->s_type->i_lock_key#1              8          [<ffffffff8114d738>] igrab+0x28/0x70

...............................................................................................................................................................................................

                                    #1-W:          2067           2070           0.14          75.71        6372.88         266023      133282050           0.00         499.02    26973278.46
                                    #1-R:             0              0           0.00           0.00           0.00              4           1734           0.14           6.52         273.76
                                    ----
                                      #1            339          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1           1728          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #1              3          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                    ----
                                      #1           2039          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1             30          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #1              1          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250

...............................................................................................................................................................................................

                             &rq->lock/1:          1624           1628           0.37          89.16       20708.40          14109          47069           0.00         196.72      110059.60
                             -----------
                             &rq->lock/1              5          [<ffffffff81035082>] double_rq_lock+0x42/0x80
                             &rq->lock/1           1622          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock/1              1          [<ffffffff81035015>] double_lock_balance+0x55/0x80
                             -----------
                             &rq->lock/1              1          [<ffffffff81034edb>] task_rq_lock+0x5b/0xb0
                             &rq->lock/1            415          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock/1            881          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock/1            302          [<ffffffff8162770e>] __schedule+0xbe/0x8f0

...............................................................................................................................................................................................

                                   key#4:          1489           1528           0.30          10.72        1419.43        1669131        3290152           0.00         285.66     1611845.13
                                   -----
                                   key#4           1528          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#4           1528          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

         &(&cluster->refill_lock)->rlock:           871            872           0.69          16.04        1744.37         247499         425281           0.59         254.23      476342.62
         -------------------------------
         &(&cluster->refill_lock)->rlock            872          [<ffffffff812d2858>] find_free_extent.clone.64+0x2e8/0xb10
         -------------------------------
         &(&cluster->refill_lock)->rlock            872          [<ffffffff812d2858>] find_free_extent.clone.64+0x2e8/0xb10

...............................................................................................................................................................................................

                                   key#8:           650            818           0.33        1617.43      384976.42           1320           1358           0.12         398.78        6211.95
                                   -----
                                   key#8            420          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8            398          [<ffffffff8106e641>] finish_wait+0x41/0x80
                                   -----
                                   key#8            362          [<ffffffff8106e73a>] prepare_to_wait+0x2a/0x90
                                   key#8            355          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   key#8            101          [<ffffffff8106e641>] finish_wait+0x41/0x80

...............................................................................................................................................................................................

                                    #1-W:           319            353           0.27          25.91         673.70          92757        2770232           0.09         291.08     2848682.20
                                    #1-R:           433            436           0.40          57.79        1230.43         234952       11760134           0.09         283.49    10563141.87
                                    ----
                                      #1            302          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1            178          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1            131          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1             44          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0
                                    ----
                                      #1            446          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0
                                      #1            137          [<ffffffff81312000>] btrfs_tree_read_lock+0xa0/0x130
                                      #1             63          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                      #1             98          [<ffffffff81311ecc>] btrfs_clear_lock_blocking_rw+0x3c/0xd0

...............................................................................................................................................................................................

                             &rq->lock#3:           637            638           0.38         137.18        9561.92           2229         283848           0.00         195.73      408162.19
                             -----------
                             &rq->lock#3            327          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#3            109          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#3            201          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             &rq->lock#3              1          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0
                             -----------
                             &rq->lock#3            372          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#3            260          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#3              4          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock#3              1          [<ffffffff81042ad0>] active_load_balance_cpu_stop+0x40/0x260

...............................................................................................................................................................................................

                &(&cluster->lock)->rlock:           346            347           0.25          16.18         345.31         251924         857042           0.11         222.08      338655.81
                ------------------------
                &(&cluster->lock)->rlock            266          [<ffffffff812d2673>] find_free_extent.clone.64+0x103/0xb10
                &(&cluster->lock)->rlock             80          [<ffffffff8131c04c>] btrfs_alloc_from_cluster+0x3c/0x230
                &(&cluster->lock)->rlock              1          [<ffffffff8131acf1>] __btrfs_add_free_space+0xf1/0x400
                ------------------------
                &(&cluster->lock)->rlock            189          [<ffffffff8131c04c>] btrfs_alloc_from_cluster+0x3c/0x230
                &(&cluster->lock)->rlock            154          [<ffffffff812d2673>] find_free_extent.clone.64+0x103/0xb10
                &(&cluster->lock)->rlock              2          [<ffffffff8131acf1>] __btrfs_add_free_space+0xf1/0x400
                &(&cluster->lock)->rlock              1          [<ffffffff8131910a>] __btrfs_return_cluster_to_free_space+0x3a/0x170

...............................................................................................................................................................................................

                &(&cache->lock)->rlock#2:           329            335           0.26           6.25         321.63         759802        9133800           0.11         296.04     2382029.99
                ------------------------
                &(&cache->lock)->rlock#2            159          [<ffffffff812d24da>] btrfs_update_reserved_bytes+0x9a/0x130
                &(&cache->lock)->rlock#2            140          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0
                &(&cache->lock)->rlock#2             36          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310
                ------------------------
                &(&cache->lock)->rlock#2            180          [<ffffffff812ce542>] update_block_group.clone.61+0x172/0x2c0
                &(&cache->lock)->rlock#2            140          [<ffffffff812d24da>] btrfs_update_reserved_bytes+0x9a/0x130
                &(&cache->lock)->rlock#2             15          [<ffffffff812d350f>] btrfs_free_tree_block+0x15f/0x310

...............................................................................................................................................................................................

                                    #3-W:           333            333           0.52         133.06         768.26         908218       10585856           0.11         313.19     8931688.81
                                    #3-R:             0              0           0.00           0.00           0.00              8             69           0.14           2.38          21.67
                                    ----
                                      #3            332          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                      #3              1          [<ffffffff813122b1>] btrfs_tree_lock+0x111/0x250
                                    ----
                                      #3            333          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0

...............................................................................................................................................................................................

                             &rq->lock#5:           320            322           0.43          56.97        1289.33            932         281136           0.00         192.68      461420.06
                             -----------
                             &rq->lock#5             48          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#5             11          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#5            261          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             &rq->lock#5              2          [<ffffffff81627ee4>] __schedule+0x894/0x8f0
                             -----------
                             &rq->lock#5             51          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                             &rq->lock#5              5          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#5            262          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#5              4          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0

...............................................................................................................................................................................................

               &(&zone->lru_lock)->rlock:           301            303           0.24          12.50         556.35         414997        2688471           0.12         253.21     2525400.63
               -------------------------
               &(&zone->lru_lock)->rlock            282          [<ffffffff810f2572>] pagevec_lru_move_fn+0xb2/0x120
               &(&zone->lru_lock)->rlock             18          [<ffffffff810f234c>] release_pages+0x10c/0x280
               &(&zone->lru_lock)->rlock              1          [<ffffffff810f9347>] shrink_zone+0x137/0x520
               &(&zone->lru_lock)->rlock              1          [<ffffffff810f8c11>] shrink_inactive_list+0xc1/0x3e0
               -------------------------
               &(&zone->lru_lock)->rlock            299          [<ffffffff810f2572>] pagevec_lru_move_fn+0xb2/0x120
               &(&zone->lru_lock)->rlock              2          [<ffffffff810f234c>] release_pages+0x10c/0x280
               &(&zone->lru_lock)->rlock              2          [<ffffffff810f8c11>] shrink_inactive_list+0xc1/0x3e0

...............................................................................................................................................................................................

                             &rq->lock#2:           302            303           0.28          58.09        3176.57           1891         225223           0.00         269.63      409406.92
                             -----------
                             &rq->lock#2            241          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#2             31          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                             &rq->lock#2              8          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0
                             &rq->lock#2             20          [<ffffffff81042f05>] try_to_wake_up+0x215/0x2d0
                             -----------
                             &rq->lock#2            248          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                             &rq->lock#2              7          [<ffffffff81042e7f>] try_to_wake_up+0x18f/0x2d0
                             &rq->lock#2              4          [<ffffffff81042ad0>] active_load_balance_cpu_stop+0x40/0x260
                             &rq->lock#2             11          [<ffffffff810350a2>] double_rq_lock+0x62/0x80

...............................................................................................................................................................................................

               &(&ctl->tree_lock)->rlock:           217            222           0.30          13.23         209.30         251038      205843086           0.11         289.62    25517581.47
               -------------------------
               &(&ctl->tree_lock)->rlock            109          [<ffffffff8131c1b4>] btrfs_alloc_from_cluster+0x1a4/0x230
               &(&ctl->tree_lock)->rlock             29          [<ffffffff8131ac4d>] __btrfs_add_free_space+0x4d/0x400
               &(&ctl->tree_lock)->rlock             77          [<ffffffff812d2819>] find_free_extent.clone.64+0x2a9/0xb10
               &(&ctl->tree_lock)->rlock              7          [<ffffffff8131bdaa>] btrfs_find_space_for_alloc+0x3a/0x1f0
               -------------------------
               &(&ctl->tree_lock)->rlock            125          [<ffffffff812d2819>] find_free_extent.clone.64+0x2a9/0xb10
               &(&ctl->tree_lock)->rlock             12          [<ffffffff8131ac4d>] __btrfs_add_free_space+0x4d/0x400
               &(&ctl->tree_lock)->rlock             57          [<ffffffff8131c1b4>] btrfs_alloc_from_cluster+0x1a4/0x230
               &(&ctl->tree_lock)->rlock              2          [<ffffffff8131c294>] btrfs_find_space_cluster+0x54/0x210

...............................................................................................................................................................................................

                                   key#3:           210            197           0.11           7.08         241.95          15078          15316           0.00          13.49       15959.59
                                   -----
                                   key#3            210          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#3            210          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

            &(&tree->buffer_lock)->rlock:           183            183           0.27           9.81         212.12         259361         512140           0.13         196.52      283763.22
            ----------------------------
            &(&tree->buffer_lock)->rlock             67          [<ffffffff81304ec0>] try_release_extent_buffer+0x40/0xe0
            &(&tree->buffer_lock)->rlock            116          [<ffffffff813027d4>] alloc_extent_buffer+0x3c4/0x4e0
            ----------------------------
            &(&tree->buffer_lock)->rlock             73          [<ffffffff813027d4>] alloc_extent_buffer+0x3c4/0x4e0
            &(&tree->buffer_lock)->rlock            110          [<ffffffff81304ec0>] try_release_extent_buffer+0x40/0xe0

...............................................................................................................................................................................................

                   &(&base->lock)->rlock:           159            165           0.36           9.81         285.02          50900        6113719           0.00         256.00     3635902.91
                   ---------------------
                   &(&base->lock)->rlock            105          [<ffffffff8105a11b>] lock_timer_base.clone.20+0x3b/0x70
                   &(&base->lock)->rlock             46          [<ffffffff8105a9e7>] run_timer_softirq+0x47/0x3d0
                   &(&base->lock)->rlock             14          [<ffffffff8105af9f>] add_timer_on+0x5f/0x110
                   ---------------------
                   &(&base->lock)->rlock            103          [<ffffffff8105a11b>] lock_timer_base.clone.20+0x3b/0x70
                   &(&base->lock)->rlock             47          [<ffffffff8105af9f>] add_timer_on+0x5f/0x110
                   &(&base->lock)->rlock             14          [<ffffffff8105a9e7>] run_timer_softirq+0x47/0x3d0
                   &(&base->lock)->rlock              1          [<ffffffff8105ab81>] run_timer_softirq+0x1e1/0x3d0

...............................................................................................................................................................................................

                   &(&zone->lock)->rlock:           159            160           0.32          13.93         319.23         280414        1486746           0.00         277.32     2298978.46
                   ---------------------
                   &(&zone->lock)->rlock              8          [<ffffffff810ed2c8>] get_page_from_freelist+0x428/0x770
                   &(&zone->lock)->rlock              1          [<ffffffff810eddb4>] free_pcppages_bulk+0x34/0x430
                   &(&zone->lock)->rlock             70          [<ffffffff810ed5a9>] get_page_from_freelist+0x709/0x770
                   &(&zone->lock)->rlock             81          [<ffffffff810ee983>] __free_pages_ok+0xb3/0x510
                   ---------------------
                   &(&zone->lock)->rlock              2          [<ffffffff810eddb4>] free_pcppages_bulk+0x34/0x430
                   &(&zone->lock)->rlock             55          [<ffffffff810ed2c8>] get_page_from_freelist+0x428/0x770
                   &(&zone->lock)->rlock             50          [<ffffffff810ed5a9>] get_page_from_freelist+0x709/0x770
                   &(&zone->lock)->rlock             53          [<ffffffff810ee983>] __free_pages_ok+0xb3/0x510

...............................................................................................................................................................................................

                                    #5-W:           125            125           0.49          18.27         510.88         339298       17907820           0.00        1009.60    10386906.75
                                    #5-R:             0              0           0.00           0.00           0.00            110           5658           0.12          12.01        3325.02
                                    ----
                                      #5            125          [<ffffffff81312154>] btrfs_try_tree_write_lock+0x44/0x90
                                    ----
                                      #5            125          [<ffffffff81311f11>] btrfs_clear_lock_blocking_rw+0x81/0xd0

...............................................................................................................................................................................................

                                pci_lock:           108            108           0.39           9.93         227.04           4192          15816           1.29          37.88       44500.16
                                --------
                                pci_lock            108          [<ffffffff8138ad22>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock            108          [<ffffffff8138ad22>] pci_bus_read_config_word+0x42/0x90

...............................................................................................................................................................................................

            &(&bp->indirect_lock)->rlock:            63             65           0.61           9.55         206.31           1652           3518           0.13          63.14        5280.53
            ----------------------------
            &(&bp->indirect_lock)->rlock             30          [<ffffffffa01963f8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            &(&bp->indirect_lock)->rlock             35          [<ffffffffa01939ce>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            ----------------------------
            &(&bp->indirect_lock)->rlock             28          [<ffffffffa01963f8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            &(&bp->indirect_lock)->rlock             37          [<ffffffffa01939ce>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]

...............................................................................................................................................................................................

                   &fs_info->chunk_mutex:            56             56         124.00       30329.11      159510.32           1148           2645           0.31        8960.72     1416210.79
                   ---------------------
                   &fs_info->chunk_mutex             56          [<ffffffff812cffeb>] do_chunk_alloc+0x16b/0x370
                   ---------------------
                   &fs_info->chunk_mutex             56          [<ffffffff812d0020>] do_chunk_alloc+0x1a0/0x370

...............................................................................................................................................................................................

                           &rq->lock#4/1:            47             47           0.81          44.76         586.82            367           3459           0.09          71.08        9425.20
                           -------------
                           &rq->lock#4/1             47          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#4/1             30          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           &rq->lock#4/1              9          [<ffffffff8162770e>] __schedule+0xbe/0x8f0
                           &rq->lock#4/1              5          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                           &rq->lock#4/1              2          [<ffffffff8103605f>] sched_ttwu_do_pending+0x2f/0x70

...............................................................................................................................................................................................

               &(&dentry->d_lock)->rlock:            21             21           0.54           2.96          29.50          39179         435638           0.09          87.51       99244.10
               -------------------------
               &(&dentry->d_lock)->rlock              2          [<ffffffff8114c731>] __d_lookup+0xe1/0x1a0
               &(&dentry->d_lock)->rlock              2          [<ffffffff8113fa26>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock             13          [<ffffffff8114b822>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock              1          [<ffffffff8113fab1>] unlazy_walk+0x71/0x250
               -------------------------
               &(&dentry->d_lock)->rlock              5          [<ffffffff8114c731>] __d_lookup+0xe1/0x1a0
               &(&dentry->d_lock)->rlock              9          [<ffffffff8114b822>] dput+0x32/0x1d0
               &(&dentry->d_lock)->rlock              2          [<ffffffff8113fa26>] path_get+0x36/0x50
               &(&dentry->d_lock)->rlock              5          [<ffffffff8113fab1>] unlazy_walk+0x71/0x250

...............................................................................................................................................................................................

                     &(&ei->lock)->rlock:            11             12           0.75           2.99          18.90         215042       63941198           0.00         327.90     8329251.16
                     -------------------
                     &(&ei->lock)->rlock              4          [<ffffffff812ca34b>] drop_outstanding_extent+0x2b/0x70
                     &(&ei->lock)->rlock              8          [<ffffffff812d0b5a>] btrfs_delalloc_reserve_metadata+0x6a/0x150
                     -------------------
                     &(&ei->lock)->rlock              3          [<ffffffff812d0b5a>] btrfs_delalloc_reserve_metadata+0x6a/0x150
                     &(&ei->lock)->rlock              9          [<ffffffff812ca34b>] drop_outstanding_extent+0x2b/0x70

...............................................................................................................................................................................................

                                   key#6:            11             11           0.37           2.02           9.73         204824         329028           0.00         268.53      139425.69
                                   -----
                                   key#6             11          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#6             11          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                           &rq->lock#2/1:            10             10           0.68          19.15          64.29            209            484           0.09          15.58         905.56
                           -------------
                           &rq->lock#2/1             10          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#2/1              7          [<ffffffff81035075>] double_rq_lock+0x35/0x80
                           &rq->lock#2/1              3          [<ffffffff8162770e>] __schedule+0xbe/0x8f0

...............................................................................................................................................................................................

                        &input_pool.lock:            10             10           0.36           2.89          13.20            996         365082           0.00         211.01      125096.09
                        ----------------
                        &input_pool.lock             10          [<ffffffff81418c4e>] mix_pool_bytes_extract+0x5e/0x180
                        ----------------
                        &input_pool.lock             10          [<ffffffff81418c4e>] mix_pool_bytes_extract+0x5e/0x180

...............................................................................................................................................................................................

                                   key#5:             8              8           0.75           5.78          13.88         267829         664424           0.11         215.38      172451.46
                                   -----
                                   key#5              8          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80
                                   -----
                                   key#5              8          [<ffffffff81385520>] __percpu_counter_add+0x50/0x80

...............................................................................................................................................................................................

                     &(&fs->lock)->rlock:             7              7           0.85           3.12          13.56           4473          13245           0.12          69.50       44778.90
                     -------------------
                     &(&fs->lock)->rlock              7          [<ffffffff8113fbe0>] unlazy_walk+0x1a0/0x250
                     -------------------
                     &(&fs->lock)->rlock              7          [<ffffffff8113fbe0>] unlazy_walk+0x1a0/0x250

...............................................................................................................................................................................................

                   &fs_info->reloc_mutex:             6              6          24.43          39.03         180.33             68             68           0.87       18312.96      221922.67
                   ---------------------
                   &fs_info->reloc_mutex              6          [<ffffffff812e2569>] btrfs_record_root_in_trans+0x49/0x90
                   ---------------------
                   &fs_info->reloc_mutex              6          [<ffffffff812e2569>] btrfs_record_root_in_trans+0x49/0x90

...............................................................................................................................................................................................

          &(&mm->page_table_lock)->rlock:             5              5           4.57          15.42          46.73            129          38279           0.12         188.17       14654.10
          ------------------------------
          &(&mm->page_table_lock)->rlock              4          [<ffffffff811095cb>] handle_pte_fault+0xfb/0x8c0
          &(&mm->page_table_lock)->rlock              1          [<ffffffff81107044>] __do_fault+0x154/0x4a0
          ------------------------------
          &(&mm->page_table_lock)->rlock              5          [<ffffffff811095cb>] handle_pte_fault+0xfb/0x8c0

...............................................................................................................................................................................................

                         tasklist_lock-W:             3              3           0.69           3.95           5.86             93            302           0.22          16.61         928.47
                         tasklist_lock-R:             1              1           2.63           2.63           2.63            141            969           0.16         101.21        2915.73
                         ---------------
                           tasklist_lock              2          [<ffffffff8104e944>] do_exit+0x1f4/0x880
                           tasklist_lock              1          [<ffffffff810495b9>] copy_process+0xeb9/0x1320
                           tasklist_lock              1          [<ffffffff810636c7>] do_prlimit+0x57/0x1f0
                         ---------------
                           tasklist_lock              1          [<ffffffff8104d17a>] release_task+0x7a/0x4a0
                           tasklist_lock              1          [<ffffffff8104ebe8>] do_exit+0x498/0x880
                           tasklist_lock              1          [<ffffffff810636c7>] do_prlimit+0x57/0x1f0
                           tasklist_lock              1          [<ffffffff810495b9>] copy_process+0xeb9/0x1320

...............................................................................................................................................................................................

                           &rq->lock#3/1:             4              4           5.86          31.23          52.06             50            183           0.09          11.76         381.56
                           -------------
                           &rq->lock#3/1              4          [<ffffffff810350a2>] double_rq_lock+0x62/0x80
                           -------------
                           &rq->lock#3/1              4          [<ffffffff81035075>] double_rq_lock+0x35/0x80

...............................................................................................................................................................................................

              &(&newf->file_lock)->rlock:             2              2           0.95           1.04           1.99           4478          76912           0.12          97.02       20537.60
              --------------------------
              &(&newf->file_lock)->rlock              1          [<ffffffff81150cbb>] alloc_fd+0x3b/0x150
              &(&newf->file_lock)->rlock              1          [<ffffffff81132227>] fd_install+0x47/0x80
              --------------------------
              &(&newf->file_lock)->rlock              2          [<ffffffff81150cbb>] alloc_fd+0x3b/0x150

...............................................................................................................................................................................................

                                   key#2:             2              2           0.87           1.48           2.35          15817          23096           0.12          36.95       25983.63
                                   -----
                                   key#2              2          [<ffffffff81034bb2>] __wake_up+0x32/0x70
                                   -----
                                   key#2              2          [<ffffffff81034bb2>] __wake_up+0x32/0x70

...............................................................................................................................................................................................

                    &irq_desc_lock_class:             2              2           2.04           4.48           6.52            884         737518           0.00         242.66      284623.68
                    --------------------
                    &irq_desc_lock_class              2          [<ffffffff810b340e>] handle_edge_irq+0x1e/0x110
                    --------------------
                    &irq_desc_lock_class              2          [<ffffffff810b4905>] show_interrupts+0x125/0x310

...............................................................................................................................................................................................

                         &mm->mmap_sem-W:             0              0           0.00           0.00           0.00             33          32200           0.13         930.55       66198.03
                         &mm->mmap_sem-R:             1              1          50.59          50.59          50.59             69          20389           0.17       12639.84       51450.56
                         ---------------
                           &mm->mmap_sem              1          [<ffffffff8162ebbf>] do_page_fault+0x1ef/0x4e0
                         ---------------
                           &mm->mmap_sem              1          [<ffffffff8111036b>] sys_munmap+0x4b/0x80

...............................................................................................................................................................................................

                                   key#2:             1              1           0.91           0.91           0.91            248           3739           0.12          11.21         642.84
                                   -----
                                   key#2              1          [<ffffffff8106e7c1>] remove_wait_queue+0x21/0x70
                                   -----
                                   key#2              1          [<ffffffff81034b17>] __wake_up_sync_key+0x37/0x80

...............................................................................................................................................................................................

                    &found->groups_sem-W:             1              1           5.83           5.83           5.83           1046           2586           0.12           5.23        1150.81
                    &found->groups_sem-R:             0              0           0.00           0.00           0.00         246700        4405414           0.11         319.83    66125906.00
                    --------------------
                      &found->groups_sem              1          [<ffffffff812d60bf>] btrfs_make_block_group+0x24f/0x360
                    --------------------
                      &found->groups_sem              1          [<ffffffff812d2d59>] find_free_extent.clone.64+0x7e9/0xb10

...............................................................................................................................................................................................

         &(&futex_queues[i].lock)->rlock:             1              1           3.92           3.92           3.92            116            174           0.13          19.13         541.28
         -------------------------------
         &(&futex_queues[i].lock)->rlock              1          [<ffffffff81086e49>] futex_wait_setup+0x69/0x100
         -------------------------------
         &(&futex_queues[i].lock)->rlock              1          [<ffffffff81086e49>] futex_wait_setup+0x69/0x100

...............................................................................................................................................................................................

                   &(&pl->lock)->rlock#2:             1              1           0.87           0.87           0.87              4              4           1.32          23.70          28.76
                   ---------------------
                   &(&pl->lock)->rlock#2              1          [<ffffffff8136cb6a>] prop_norm_percpu.clone.4+0x4a/0x160
                   ---------------------
                   &(&pl->lock)->rlock#2              1          [<ffffffff8136cb6a>] prop_norm_percpu.clone.4+0x4a/0x160

...............................................................................................................................................................................................

                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00             13             90           0.17           2.08          28.93
                         inode_hash_lock:             0              0           0.00           0.00           0.00             73          24286           0.12          84.12       12232.61
                             sysfs_mutex:             0              0           0.00           0.00           0.00             15         171523           0.16         209.13       65137.14
                                 sb_lock:             0              0           0.00           0.00           0.00            288           3506           0.12          61.10        2277.18
                                pgd_lock:             0              0           0.00           0.00           0.00             34             43           0.18           6.84          60.61
                 &rcu_bh_state.onofflock:             0              0           0.00           0.00           0.00              0            186           3.34          22.38        1533.78
                     file_systems_lock-R:             0              0           0.00           0.00           0.00              2              2          14.15          19.68          33.83
                                events-R:             0              0           0.00           0.00           0.00              0          42300           2.85         206.69      435397.03
                                   key#4:             0              0           0.00           0.00           0.00              9             18           0.16           0.82           8.22
                             sysctl_lock:             0              0           0.00           0.00           0.00              4             29           0.12           0.66           5.99
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              2              9           0.23          65.96         255.20
                         vfsmount_lock-R:             0              0           0.00           0.00           0.00              0         130301           0.09          76.34      120196.57
                                   key#1:             0              0           0.00           0.00           0.00            145           1817           0.12          10.94         383.17
               __vsyscall_gtod_data.lock:             0              0           0.00           0.00           0.00              0          87874           0.00          18.89       43603.16
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00           4320           7528           2.40         262.24       90946.89
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00            872           1335           0.13          25.02        2716.47
                     tick_broadcast_lock:             0              0           0.00           0.00           0.00              0              3           0.79           1.10           2.68
                           big_tty_mutex:             0              0           0.00           0.00           0.00              2              8           0.13           9.36          27.46
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00            183         129675           0.16         250.27      590315.28
                  random_write_wait.lock:             0              0           0.00           0.00           0.00             11             60           0.12           0.86          13.41
                                     key:             0              0           0.00           0.00           0.00             48             70           0.13          22.73         258.48
                     kthread_create_lock:             0              0           0.00           0.00           0.00             38             57           0.13           5.22          45.49
                           watchdog_lock:             0              0           0.00           0.00           0.00           1757           1757           3.19         212.66       14926.85
             &(&sighand->siglock)->rlock:             0              0           0.00           0.00           0.00            134            567           0.11          14.28         788.29
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00             92            553           0.12         100.95         705.51
                             pidmap_lock:             0              0           0.00           0.00           0.00             92            154           0.27           5.01         130.07
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              2              2          14.03          15.58          29.61
                             &p->pi_lock:             0              0           0.00           0.00           0.00        1321838        4683919           0.00         293.30     8910680.35
                         pci_config_lock:             0              0           0.00           0.00           0.00           4192          15816           1.05           9.41       21002.69
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0          10702           0.09          68.46      187172.13
              &sb->s_type->i_mutex_key#4:             0              0           0.00           0.00           0.00              8             27           3.24          18.43         265.49
                               balancing:             0              0           0.00           0.00           0.00              0        1073144           0.08         260.42     1567822.86
                         &cpu_base->lock:             0              0           0.00           0.00           0.00            476        8441047           0.00         259.25    33697928.53
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              8             48           0.10           1.63          20.49
                               bdev_lock:             0              0           0.00           0.00           0.00              2              2          14.56          14.86          29.42
              &sb->s_type->i_mutex_key#7:             0              0           0.00           0.00           0.00             30            217           0.20          13.34         172.20
                               tty_mutex:             0              0           0.00           0.00           0.00              2              6           0.80           6.27          15.86
                              &tbl->lock:             0              0           0.00           0.00           0.00              2           1071           0.12          73.61        1285.92
                                  &timer:             0              0           0.00           0.00           0.00              0         925161           0.00          37.35       81327.00
                          files_lglock-R:             0              0           0.00           0.00           0.00              0          51038           0.09          12.32       15281.24
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00            195            900           0.16           4.58         510.29
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0       31771412           0.00         236.10     2755167.47
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             72             73           0.36           3.43          65.96
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00             11             11           0.26           0.76           4.97
                                bdi_lock:             0              0           0.00           0.00           0.00              2              3          24.44          38.22          88.73
                          &port_lock_key:             0              0           0.00           0.00           0.00              4             13           0.13          21.86          82.27
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0      521683142           0.00        3771.22   122303815.92
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              2             70           0.12           1.70          18.56
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              2             70           0.12           1.61          19.05
                        proc_subdir_lock:             0              0           0.00           0.00           0.00             21           7752           0.14          23.53        7640.43
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              2            102           0.09           1.42          28.76
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2          82273           0.09          43.65       14873.33
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0           1757           3.67         214.85       17426.21
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           3515           7.66          39.38       50316.26
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           3515           6.89          22.40       35189.57
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00            291          20796           0.12           4.69        2891.53
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             36           0.18           1.38          19.74
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0             12           0.18           0.49           3.23
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0            751           0.08           8.66         744.30
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0             12           2.31           3.29          33.55
                               cdev_lock:             0              0           0.00           0.00           0.00              5              5           0.85           1.37           5.80
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0             88           1.01          49.15        1182.78
                     &tty->termios_mutex:             0              0           0.00           0.00           0.00              1              1           0.75           0.75           0.75
                                   key#1:             0              0           0.00           0.00           0.00              2              7           0.12           0.61           1.86
                          tty_files_lock:             0              0           0.00           0.00           0.00              2              8           0.14           0.77           2.54
                     tty_ldisc_idle.lock:             0              0           0.00           0.00           0.00              1              2           0.18           0.26           0.44
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              2              4           0.15           0.54           1.26
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          16.98          25.27          87.82
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              9              9         294.27       19313.54       36411.51
                                   key#6:             0              0           0.00           0.00           0.00           1882           1944           0.15          26.12        8200.99
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00            388          64488           0.16          74.08       13565.32
                             rename_lock:             0              0           0.00           0.00           0.00              6             82           0.37           4.13         101.05
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              8          46.98         928.88        2620.74
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              2            203           0.15         128.14        1710.90
                                   key#2:             0              0           0.00           0.00           0.00             20            127           0.12           0.88          25.81
           &flush_state[i].tlbstate_lock:             0              0           0.00           0.00           0.00              5            112           1.56         111.47         804.73
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          42183           1.66         251.29      559046.02
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          42183           2.17         205.74      394258.30
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.85           2.50
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00             35           7755           3.34          65.79       47305.58
                         dcache_lru_lock:             0              0           0.00           0.00           0.00              9           1032           0.13           2.50         573.35
             &(&dentry->d_lock)->rlock/1:             0              0           0.00           0.00           0.00           4403           9757           0.12          68.63        6129.68
                                &p->lock:             0              0           0.00           0.00           0.00              0           4946           0.21         662.98       95398.23
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.39           0.56           1.91
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.63           2.25
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           1.40           3.29           4.69
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          16.14          16.14          16.14
                         unix_table_lock:             0              0           0.00           0.00           0.00              6             28           0.12           1.21          12.60
                            &u->readlock:             0              0           0.00           0.00           0.00              6              6           9.51          28.65         102.68
              &sb->s_type->i_mutex_key#8:             0              0           0.00           0.00           0.00           1655          12940           0.17         223.11        8115.83
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00             12          51630           0.12           2.39        6986.63
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0          17210           1.15         218.91       48280.67
                               swap_lock:             0              0           0.00           0.00           0.00             27           7634           0.12           1.68        1048.87
                               uts_sem-R:             0              0           0.00           0.00           0.00              2              2           1.21           1.33           2.54
                                   key#2:             0              0           0.00           0.00           0.00             11             18           0.14          12.60          47.11
                      &(&u->lock)->rlock:             0              0           0.00           0.00           0.00             14             34           0.14           3.55          40.88
                &(&wb->list_lock)->rlock:             0              0           0.00           0.00           0.00           2172           7811           0.13         138.31       18275.06
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              0              4           0.70           1.28           4.19
      &af_unix_sk_receive_queue_lock_key:             0              0           0.00           0.00           0.00             13             36           0.12           1.33          13.12
                                   key#2:             0              0           0.00           0.00           0.00              8             18           0.12           0.59           5.13
        &(&mapping->private_lock)->rlock:             0              0           0.00           0.00           0.00             44            157           0.12           7.23          72.78
                   random_read_wait.lock:             0              0           0.00           0.00           0.00            144            903           0.12           2.97         490.86
   &(&fs_info->defrag_inodes_lock)->rloc:             0              0           0.00           0.00           0.00              5             32           0.71           4.20          50.16
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00            732            835           0.10           3.44         394.00
        &(&journal->j_state_lock)->rlock:             0              0           0.00           0.00           0.00             34            837           0.12          23.87         676.59
                                   key#3:             0              0           0.00           0.00           0.00              9             20           0.13           3.37          11.83
                                   key#3:             0              0           0.00           0.00           0.00             10             16           0.14           8.80          20.87
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00             19            595           0.12          21.29         315.00
                                   key#3:             0              0           0.00           0.00           0.00              4              7           0.13           2.92           5.48
                           clock-AF_UNIX:             0              0           0.00           0.00           0.00              2             12           0.12           0.85           3.66
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00             34            388           0.16       11982.59       15860.05
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              2              2           0.65           0.77           1.42
                             fasync_lock:             0              0           0.00           0.00           0.00              4              4           0.33           0.70           2.24
                                    #1-W:             0              0           0.00           0.00           0.00             16          15234           0.15          10.46       12885.77
                                    #1-R:             0              0           0.00           0.00           0.00           1111         372752           0.14         308.28      533357.93
                  &root->fs_commit_mutex:             0              0           0.00           0.00           0.00             15             30           0.98           2.15          48.58
                            &port->mutex:             0              0           0.00           0.00           0.00              3              5           0.46           3.11           7.26
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00              6             18           0.13           4.13          24.93
                            init_fs.lock:             0              0           0.00           0.00           0.00             16             30           0.12           1.95          16.61
   &(&(kretprobe_table_locks[i].lock))->:             0              0           0.00           0.00           0.00             71             73           0.18           0.97          39.09
       &(&sbi->s_rsv_window_lock)->rlock:             0              0           0.00           0.00           0.00              1              3           0.15           1.23           1.98
                          file_lock_lock:             0              0           0.00           0.00           0.00              3              6           0.84           3.51          11.11
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00            183            838           1.33          28.68        4422.42
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.48           0.68           2.32
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0             24           0.13           0.46           4.73
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0             78           0.18          54.89         537.07
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0             36           0.25           2.79          39.36
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0            116           0.12           1.18          25.41
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0             18           0.15           0.96           6.74
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              9           0.15           0.68           2.72
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              9           0.14           0.87           2.62
           &sig->threadgroup_fork_lock-R:             0              0           0.00           0.00           0.00              3             52           3.79          22.59         292.25
       &(&futex_queues[i].lock)->rlock/1:             0              0           0.00           0.00           0.00              4              5           0.10          17.97          19.19
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0            644           0.12          59.36         218.43
             &(&rt_hash_locks[i])->rlock:             0              0           0.00           0.00           0.00              0            145           0.31           5.17         133.55
               &(&sem->wait_lock)->rlock:             0              0           0.00           0.00           0.00              3              3           0.87          10.39          14.84
                            s_active#3-R:             0              0           0.00           0.00           0.00              0           8448           0.55          67.88        7118.91
                            s_active#4-R:             0              0           0.00           0.00           0.00              0          16896           0.50          80.08       14691.86
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           8272           0.35          67.67        6607.63
         &(&sbi->s_next_gen_lock)->rlock:             0              0           0.00           0.00           0.00              1              2           0.29           0.68           0.96
                            events_nrt-R:             0              0           0.00           0.00           0.00              0             88        2103.45       29587.81      294001.86
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              8             11           0.13           0.91           4.81
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0             12           0.08          18.65          64.11
                                   key#5:             0              0           0.00           0.00           0.00              4              6           0.25           8.60          18.40
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0             88        2100.81       29583.40      293544.26
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0             88           0.66           5.65         140.51
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0            879           0.13           2.50         368.47
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0            879           3.07          29.11        8207.66
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0            879           0.30           6.66        1668.86
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            838           2.23         111.76       11615.08
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            838           2.67          36.84        6667.10
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            838           2.19          34.40        5879.00
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              5              9           0.83         157.83         312.21
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00              4            884           0.32          67.25        5362.00
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0            175           4.82          26.55        1988.16
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0           1401           0.13           3.67         410.73
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0           1402           0.11           6.42         636.10
                             &vha->timer:             0              0           0.00           0.00           0.00              0          15816           1.79          75.93       93703.17
                   &rcu_bh_state.fqslock:             0              0           0.00           0.00           0.00              0            166           0.12          42.96        2261.88
                              &n->lock-W:             0              0           0.00           0.00           0.00              3            293           0.14           4.50         210.70
                              &n->lock-R:             0              0           0.00           0.00           0.00              0             29           0.18           3.66          16.47
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            396           0.33           1.69         306.53
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            204           0.34           1.40         140.07
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            204           0.53           1.47         155.32
                              &bp->timer:             0              0           0.00           0.00           0.00              0            879           4.47         206.07       10766.15
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              1             29           0.12           0.27           4.49
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             29           0.29           1.55          21.71
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0              4           6.84          24.22          57.10
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00            118            281           0.13          21.57         355.62
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0             10           0.14           0.16           1.49
                                   key#4:             0              0           0.00           0.00           0.00             16            373           0.12           0.94          62.01
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0            175           5.38          30.72        2207.04
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0             88        2103.11       29586.97      293876.02
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0            117           0.70          44.53        1403.21
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0            117           5.26         133.30        1727.77
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              9           0.50         152.72         545.56
                                   key#5:             0              0           0.00           0.00           0.00              3              5           0.32           0.72           2.58
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             29          12.95          79.13         857.53
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             29          11.79          76.60         790.47
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              4              8           0.22           0.83           3.78
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.93           2.57
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              8             16           0.25           0.57           5.50
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.71           2.23
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.37           0.77           2.40
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.43           0.60           2.00
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.67           2.22
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.92           2.47
                                   key#6:             0              0           0.00           0.00           0.00             32             51           0.14          11.42         101.02
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2              4           0.55           0.84           2.82
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              1              2           0.36           0.93           1.29
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              2              9           0.18           1.24           4.18
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0             15           0.95           5.43          42.97
                     &sbi->s_orphan_lock:             0              0           0.00           0.00           0.00              4              4           2.92          21.34          40.21
                                       t:             0              0           0.00           0.00           0.00              0            144           3.04          18.89        1047.98
                        &f->secret_timer:             0              0           0.00           0.00           0.00              0              2          18.31          24.99          43.30
                                &f->lock:             0              0           0.00           0.00           0.00              0              2          15.04          22.50          37.54
                          &fc->rnd_timer:             0              0           0.00           0.00           0.00              0              1          32.76          32.76          32.76
                              &rif_timer:             0              0           0.00           0.00           0.00              0              2           1.64           5.44           7.08
                                rif_lock:             0              0           0.00           0.00           0.00              0              2           0.55           1.26           1.80
                     &(&pl->lock)->rlock:             0              0           0.00           0.00           0.00             77            124           0.13           5.14          40.62
                              jbd_handle:             0              0           0.00           0.00           0.00              0            373           2.16         235.40        2825.03
                 swapper_space.tree_lock:             0              0           0.00           0.00           0.00             11             32           0.17           2.76          32.39
                             mmlist_lock:             0              0           0.00           0.00           0.00              8              8           0.30           0.92           5.33
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00             21            753           0.12           2.77         259.28
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              2              6           0.21           4.38          12.76
          &fs_devices->device_list_mutex:             0              0           0.00           0.00           0.00             21             30         144.54        7049.42       20206.53
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              9             20           0.14           1.15          11.23
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              8          29.20        1049.16        1989.68
                                   key#8:             0              0           0.00           0.00           0.00        4615158       13508323           0.12         270.68     1910462.21
                                      -W:             0              0           0.00           0.00           0.00           1352          15884           0.12          39.72        5684.31
                                      -R:             0              0           0.00           0.00           0.00           1118           5241           0.14          10.49        2574.93
                                    #2-W:             0              0           0.00           0.00           0.00              4            334           0.15          19.61         164.36
                                    #2-R:             0              0           0.00           0.00           0.00             15            143           0.14           1.62          35.32
                  &(&cache->lock)->rlock:             0              0           0.00           0.00           0.00           1051          21442           0.11          82.38        6063.93
       &fs_info->durable_block_rsv_mutex:             0              0           0.00           0.00           0.00             11             30           3.94          18.02         232.83
                 &fs_info->cleaner_mutex:             0              0           0.00           0.00           0.00              0             32           2.48         638.00        2857.39
   &(&fs_info->delayed_iput_lock)->rlock:             0              0           0.00           0.00           0.00           1329           7427           0.11          11.26        4354.26
     &fs_info->transaction_kthread_mutex:             0              0           0.00           0.00           0.00             12             32           9.36     1174898.88    12077064.71
   &(&fs_info->fs_roots_radix_lock)->rlo:             0              0           0.00           0.00           0.00             60             90           0.14          37.85         384.20
                       &tty->output_lock:             0              0           0.00           0.00           0.00              1              2           1.56           5.50           7.05
             &(&root->inode_lock)->rlock:             0              0           0.00           0.00           0.00              7           3084           0.13          14.07        5838.90
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00             10           1640           2.04   190195087.06   858833921.34
                              rtnl_mutex:             0              0           0.00           0.00           0.00              1              9           1.19           6.00          25.33
      &fs_info->ordered_operations_mutex:             0              0           0.00           0.00           0.00             15          39083           0.40          78.64       45031.73
                              xtime_lock:             0              0           0.00           0.00           0.00              0          87874           0.00          44.30      669840.29
       &(&cur_trans->commit_lock)->rlock:             0              0           0.00           0.00           0.00             30             30           0.31           2.36          15.37
                                   key#8:             0              0           0.00           0.00           0.00             15             30           0.22           3.94          32.61
                    &fs_info->scrub_lock:             0              0           0.00           0.00           0.00             15             30           0.20           1.04          17.34
                &fs_info->tree_log_mutex:             0              0           0.00           0.00           0.00             15             30        1375.93     1027352.51     6944080.11
           &fs_info->extent_commit_sem-W:             0              0           0.00           0.00           0.00             15             61           0.14           1.73          40.71
           &fs_info->extent_commit_sem-R:             0              0           0.00           0.00           0.00              1              1           9.97           9.97           9.97
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00              5              8           0.43           5.27          22.63
                     &caching_ctl->mutex:             0              0           0.00           0.00           0.00              1              1          15.15          15.15          15.15
                                   key#8:             0              0           0.00           0.00           0.00              2              4           0.13           5.86           6.96
                        &head_ref->mutex:             0              0           0.00           0.00           0.00              0        4773168           0.10       81256.57    88638474.37
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00              1              2          10.47          17.22          27.70
                                   key#9:             0              0           0.00           0.00           0.00             30             30           0.22           1.93          14.26
                                   key#9:             0              0           0.00           0.00           0.00             11             30           0.13           5.37          36.91
                                    #6-W:             0              0           0.00           0.00           0.00            117          10706           0.11          21.14        2429.81
                                    #6-R:             0              0           0.00           0.00           0.00          50646         353220           0.11         307.45      298806.63
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00              0              8           0.93         110.57         160.94
                   &root->objectid_mutex:             0              0           0.00           0.00           0.00              7           1027           0.17           4.81         591.10
        &(&root->accounting_lock)->rlock:             0              0           0.00           0.00           0.00         230122         339487           0.11         128.55      178181.48
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.49           0.93           2.47
                                    #1-W:             0              0           0.00           0.00           0.00             15          22908           0.15          89.70       21294.23
                                    #1-R:             0              0           0.00           0.00           0.00           1111          25240           0.14          60.71       20046.47
                    &(&u->lock)->rlock/1:             0              0           0.00           0.00           0.00              1              4           0.11           1.18           2.12
                                   key#9:             0              0           0.00           0.00           0.00        3976118        3977359           0.00         271.60      645098.99
                      &sync_supers_timer:             0              0           0.00           0.00           0.00              0            146           4.95          40.87        1995.17
                             &eb->lock-W:             0              0           0.00           0.00           0.00            253           2838           0.14           3.96         626.17
                             &eb->lock-R:             0              0           0.00           0.00           0.00           1275           9605           0.13          58.37       10206.89
                                   key#3:             0              0           0.00           0.00           0.00            531            644           0.13          10.95        2023.31
                      inode_sb_list_lock:             0              0           0.00           0.00           0.00             80          18755           0.12         154.08        5460.94
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00             11          98654           0.12           3.17       26488.51
