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
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

                   &(&tree->lock)->rlock:         17346          17603           0.25        1076.41       77663.87         341346        2192965           0.09         263.79     1084831.27
                   ---------------------
                   &(&tree->lock)->rlock           5029          [<ffffffff8130e511>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock           5170          [<ffffffff81310036>] end_bio_extent_readpage+0x76/0x8a0
                   &(&tree->lock)->rlock           4918          [<ffffffff8130dde4>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock           1227          [<ffffffff8130f6f5>] set_state_private+0x25/0xd0
                   ---------------------
                   &(&tree->lock)->rlock           5569          [<ffffffff8130dde4>] clear_extent_bit+0x94/0x420
                   &(&tree->lock)->rlock           5088          [<ffffffff8130e511>] set_extent_bit+0x71/0x500
                   &(&tree->lock)->rlock           1576          [<ffffffff8130f6f5>] set_state_private+0x25/0xd0
                   &(&tree->lock)->rlock           1352          [<ffffffff8130f989>] test_range_bit+0x39/0x180

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

                      &(&h->lock)->rlock:          7139           7149           0.24          52.28       23246.40         470818         942612           0.15         267.79     1968562.20
                      ------------------
                      &(&h->lock)->rlock            941          [<ffffffff81368076>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock           1318          [<ffffffffa0004b12>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock           2002          [<ffffffffa000390f>] do_cciss_request+0x49f/0x5f0 [cciss]
                      &(&h->lock)->rlock           1356          [<ffffffff8136a524>] blk_queue_bio+0x214/0x350
                      ------------------
                      &(&h->lock)->rlock           2569          [<ffffffffa0004b12>] do_cciss_msix_intr+0x22/0x230 [cciss]
                      &(&h->lock)->rlock            674          [<ffffffffa0003067>] cciss_softirq_done+0x1a7/0x2e0 [cciss]
                      &(&h->lock)->rlock           1086          [<ffffffff81368076>] blk_end_bidi_request+0x46/0x80
                      &(&h->lock)->rlock            675          [<ffffffff8136a524>] blk_queue_bio+0x214/0x350

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

                        rcu_node_level_1:          4742           4801           0.25          49.01       14779.63          19474          52127           0.08           7.03       20583.81
                        ----------------
                        rcu_node_level_1           4692          [<ffffffff810b7bd2>] __rcu_process_callbacks+0x262/0x380
                        rcu_node_level_1             95          [<ffffffff810b6bb8>] rcu_start_gp+0x128/0x2a0
                        rcu_node_level_1             13          [<ffffffff810b75e8>] force_quiescent_state+0x238/0x3d0
                        rcu_node_level_1              1          [<ffffffff810b6e84>] rcu_report_qs_rnp+0x154/0x200
                        ----------------
                        rcu_node_level_1           4506          [<ffffffff810b7bd2>] __rcu_process_callbacks+0x262/0x380
                        rcu_node_level_1             95          [<ffffffff810b6e84>] rcu_report_qs_rnp+0x154/0x200
                        rcu_node_level_1            137          [<ffffffff810b6bb8>] rcu_start_gp+0x128/0x2a0
                        rcu_node_level_1             63          [<ffffffff810b75e8>] force_quiescent_state+0x238/0x3d0

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

                                &q->lock:           243            253           0.28           3.82         259.88         316086         316560           0.00         209.24      388314.53
                                --------
                                &q->lock            175          [<ffffffff8108bd07>] generic_smp_call_function_single_interrupt+0x57/0x120
                                &q->lock             78          [<ffffffff8108b538>] generic_exec_single+0x48/0xb0
                                --------
                                &q->lock            188          [<ffffffff8108b538>] generic_exec_single+0x48/0xb0
                                &q->lock             65          [<ffffffff8108bd07>] generic_smp_call_function_single_interrupt+0x57/0x120

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

          &(&workers->order_lock)->rlock:           200            200           0.28         292.36        1441.95           2495           4623           0.10         241.24        3713.93
          ------------------------------
          &(&workers->order_lock)->rlock             85          [<ffffffff8131c6ff>] btrfs_queue_worker+0x24f/0x330
          &(&workers->order_lock)->rlock             60          [<ffffffff8131beb4>] run_ordered_completions+0x54/0xf0
          &(&workers->order_lock)->rlock             55          [<ffffffff8131bef3>] run_ordered_completions+0x93/0xf0
          ------------------------------
          &(&workers->order_lock)->rlock             69          [<ffffffff8131bef3>] run_ordered_completions+0x93/0xf0
          &(&workers->order_lock)->rlock             82          [<ffffffff8131beb4>] run_ordered_completions+0x54/0xf0
          &(&workers->order_lock)->rlock             49          [<ffffffff8131c6ff>] btrfs_queue_worker+0x24f/0x330

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

                 &(&worker->lock)->rlock:           120            120           0.24           2.24          78.20           6860         775019           0.12         206.82      459464.01
                 -----------------------
                 &(&worker->lock)->rlock             33          [<ffffffff8131c635>] btrfs_queue_worker+0x185/0x330
                 &(&worker->lock)->rlock             51          [<ffffffff8131c997>] worker_loop+0x1b7/0x560
                 &(&worker->lock)->rlock             21          [<ffffffff8131cb37>] worker_loop+0x357/0x560
                 &(&worker->lock)->rlock             15          [<ffffffff8131c907>] worker_loop+0x127/0x560
                 -----------------------
                 &(&worker->lock)->rlock             24          [<ffffffff8131c997>] worker_loop+0x1b7/0x560
                 &(&worker->lock)->rlock             87          [<ffffffff8131c635>] btrfs_queue_worker+0x185/0x330
                 &(&worker->lock)->rlock              9          [<ffffffff8131cb37>] worker_loop+0x357/0x560

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

           &(&mapping->tree_lock)->rlock:           103            103           0.27           2.50          95.24           1555         324469           0.12          13.26       90222.22
           -----------------------------
           &(&mapping->tree_lock)->rlock             48          [<ffffffff810f39c2>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock             41          [<ffffffff810f25a6>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock             14          [<ffffffff810f19e0>] tag_pages_for_writeback+0x30/0xb0
           -----------------------------
           &(&mapping->tree_lock)->rlock             28          [<ffffffff810f25a6>] test_set_page_writeback+0x66/0x190
           &(&mapping->tree_lock)->rlock             62          [<ffffffff810f39c2>] test_clear_page_writeback+0x62/0x180
           &(&mapping->tree_lock)->rlock             12          [<ffffffff810f19e0>] tag_pages_for_writeback+0x30/0xb0
           &(&mapping->tree_lock)->rlock              1          [<ffffffff810e8ad4>] add_to_page_cache_locked+0x74/0xe0

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

                               &rq->lock:           100            100           0.54          16.57         422.85            242        3493177           0.00         210.50     2334157.57
                               ---------
                               &rq->lock             55          [<ffffffff816446ae>] __schedule+0xbe/0x8f0
                               &rq->lock             34          [<ffffffff81036205>] double_rq_lock+0x35/0x80
                               &rq->lock              6          [<ffffffff8103606b>] task_rq_lock+0x5b/0xb0
                               &rq->lock              1          [<ffffffff81644e84>] __schedule+0x894/0x8f0
                               ---------
                               &rq->lock             57          [<ffffffff81036205>] double_rq_lock+0x35/0x80
                               &rq->lock             12          [<ffffffff816446ae>] __schedule+0xbe/0x8f0
                               &rq->lock              6          [<ffffffff81644e84>] __schedule+0x894/0x8f0
                               &rq->lock              1          [<ffffffff8103606b>] task_rq_lock+0x5b/0xb0

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

            &(&bp->indirect_lock)->rlock:            78             78           0.55           2.84         101.80            545           1212           0.13           2.55        1076.60
            ----------------------------
            &(&bp->indirect_lock)->rlock             49          [<ffffffffa00c09be>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             29          [<ffffffffa00c33e8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]
            ----------------------------
            &(&bp->indirect_lock)->rlock             52          [<ffffffffa00c09be>] bnx2_reg_rd_ind+0x2e/0x60 [bnx2]
            &(&bp->indirect_lock)->rlock             26          [<ffffffffa00c33e8>] bnx2_send_heart_beat+0x28/0x70 [bnx2]

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

                                pci_lock:            39             39           0.65           5.96         108.53           3158           5426           1.31          16.18       18931.45
                                --------
                                pci_lock             39          [<ffffffff813a0602>] pci_bus_read_config_word+0x42/0x90
                                --------
                                pci_lock             39          [<ffffffff813a0602>] pci_bus_read_config_word+0x42/0x90

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

              &(&device->io_lock)->rlock:            28             28           0.45           1.19          20.50           2179           5983           0.10           5.71        1392.34
              --------------------------
              &(&device->io_lock)->rlock              9          [<ffffffff813154b9>] run_scheduled_bios+0xb9/0x550
              &(&device->io_lock)->rlock             11          [<ffffffff81315aff>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock              8          [<ffffffff813157df>] run_scheduled_bios+0x3df/0x550
              --------------------------
              &(&device->io_lock)->rlock             16          [<ffffffff81315aff>] schedule_bio.clone.35+0x5f/0x120
              &(&device->io_lock)->rlock             12          [<ffffffff813154b9>] run_scheduled_bios+0xb9/0x550

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

                        rcu_node_level_0:            27             27           0.57           3.71          34.09           1699           3362           0.12          12.22        2184.86
                        ----------------
                        rcu_node_level_0             20          [<ffffffff810b6d8f>] rcu_report_qs_rnp+0x5f/0x200
                        rcu_node_level_0              3          [<ffffffff810b7bf8>] __rcu_process_callbacks+0x288/0x380
                        rcu_node_level_0              1          [<ffffffff810b6bb8>] rcu_start_gp+0x128/0x2a0
                        rcu_node_level_0              1          [<ffffffff810b76b2>] force_quiescent_state+0x302/0x3d0
                        ----------------
                        rcu_node_level_0             10          [<ffffffff810b6d8f>] rcu_report_qs_rnp+0x5f/0x200
                        rcu_node_level_0              4          [<ffffffff810b7bf8>] __rcu_process_callbacks+0x288/0x380
                        rcu_node_level_0             10          [<ffffffff810b76c5>] force_quiescent_state+0x315/0x3d0
                        rcu_node_level_0              1          [<ffffffff810b74b3>] force_quiescent_state+0x103/0x3d0

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

                             &rq->lock/1:            17             17           1.31          17.00          99.48             56            132           0.11          10.41         320.51
                             -----------
                             &rq->lock/1             17          [<ffffffff81036232>] double_rq_lock+0x62/0x80
                             -----------
                             &rq->lock/1             11          [<ffffffff81036232>] double_rq_lock+0x62/0x80
                             &rq->lock/1              6          [<ffffffff816446ae>] __schedule+0xbe/0x8f0

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

                   &(&base->lock)->rlock:            13             13           0.44           3.58          17.81           1654        2071923           0.12         198.75      489041.33
                   ---------------------
                   &(&base->lock)->rlock              8          [<ffffffff8105af37>] run_timer_softirq+0x47/0x3d0
                   &(&base->lock)->rlock              2          [<ffffffff8105b4ef>] add_timer_on+0x5f/0x110
                   &(&base->lock)->rlock              3          [<ffffffff8105a66b>] lock_timer_base.clone.20+0x3b/0x70
                   ---------------------
                   &(&base->lock)->rlock              8          [<ffffffff8105b4ef>] add_timer_on+0x5f/0x110
                   &(&base->lock)->rlock              2          [<ffffffff8105af37>] run_timer_softirq+0x47/0x3d0
                   &(&base->lock)->rlock              3          [<ffffffff8105a66b>] lock_timer_base.clone.20+0x3b/0x70

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

                         tasklist_lock-W:             5              5           1.10          16.37          36.45             31             63           0.20          12.13         242.12
                         tasklist_lock-R:             0              0           0.00           0.00           0.00             20            314           0.31           7.41         202.19
                         ---------------
                           tasklist_lock              1          [<ffffffff8104fb75>] do_exit+0x1f5/0x880
                           tasklist_lock              2          [<ffffffff8104fe18>] do_exit+0x498/0x880
                           tasklist_lock              2          [<ffffffff8104e38a>] release_task+0x7a/0x4a0
                         ---------------
                           tasklist_lock              4          [<ffffffff8104fe18>] do_exit+0x498/0x880
                           tasklist_lock              1          [<ffffffff8104fb75>] do_exit+0x1f5/0x880

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

                &(&workers->lock)->rlock:             5              5           0.69           0.92           3.97            490         159990           0.12         200.07       47367.02
                ------------------------
                &(&workers->lock)->rlock              1          [<ffffffff8131cc49>] worker_loop+0x469/0x560
                &(&workers->lock)->rlock              4          [<ffffffff8131c500>] btrfs_queue_worker+0x50/0x330
                ------------------------
                &(&workers->lock)->rlock              1          [<ffffffff8131c500>] btrfs_queue_worker+0x50/0x330
                &(&workers->lock)->rlock              4          [<ffffffff8131cc49>] worker_loop+0x469/0x560

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

                                 sb_lock:             2              2           1.26           2.19           3.45            106            258           0.12           4.45         132.50
                                 -------
                                 sb_lock              1          [<ffffffff8113b9a2>] iterate_supers+0xb2/0xf0
                                 sb_lock              1          [<ffffffff8113b595>] grab_super_passive+0x25/0xc0
                                 -------
                                 sb_lock              1          [<ffffffff8113a92d>] put_super+0x1d/0x40
                                 sb_lock              1          [<ffffffff8113b9a2>] iterate_supers+0xb2/0xf0

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

                   &(&zone->lock)->rlock:             2              2           0.93           2.52           3.45            486          15470           0.13          27.79       24342.43
                   ---------------------
                   &(&zone->lock)->rlock              1          [<ffffffff810ef9a8>] get_page_from_freelist+0x428/0x770
                   &(&zone->lock)->rlock              1          [<ffffffff810f1063>] __free_pages_ok+0xb3/0x510
                   ---------------------
                   &(&zone->lock)->rlock              1          [<ffffffff810f1063>] __free_pages_ok+0xb3/0x510
                   &(&zone->lock)->rlock              1          [<ffffffff810ef9a8>] get_page_from_freelist+0x428/0x770

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

             &(&sighand->siglock)->rlock:             1              1           3.69           3.69           3.69             47            148           0.12          11.13         186.48
             ---------------------------
             &(&sighand->siglock)->rlock              1          [<ffffffff810604f0>] exit_signals+0x60/0x100
             ---------------------------
             &(&sighand->siglock)->rlock              1          [<ffffffff8104e3ea>] release_task+0xda/0x4a0

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

              &sb->s_type->i_mutex_key#7:             1              1          11.56          11.56          11.56             30            213           0.20          15.56         150.69
              --------------------------
              &sb->s_type->i_mutex_key#7              1          [<ffffffff81141cce>] pipe_read+0x8e/0x4d0
              --------------------------
              &sb->s_type->i_mutex_key#7              1          [<ffffffff8114171a>] pipe_write+0x7a/0x5a0

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

              &(&newf->file_lock)->rlock:             1              1           1.64           1.64           1.64             34          42929           0.12          68.94        6276.25
              --------------------------
              &(&newf->file_lock)->rlock              1          [<ffffffff81154dbb>] alloc_fd+0x3b/0x150
              --------------------------
              &(&newf->file_lock)->rlock              1          [<ffffffff81154dbb>] alloc_fd+0x3b/0x150

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

                        &input_pool.lock:             1              1           1.87           1.87           1.87             77         160450           0.18           5.65       55473.55
                        ----------------
                        &input_pool.lock              1          [<ffffffff8142ecde>] mix_pool_bytes_extract+0x5e/0x180
                        ----------------
                        &input_pool.lock              1          [<ffffffff8142ecde>] mix_pool_bytes_extract+0x5e/0x180

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

                                pgd_lock:             0              0           0.00           0.00           0.00              9             10           0.80           2.38          13.63
                    &irq_desc_lock_class:             0              0           0.00           0.00           0.00            187         321876           0.00         208.03      119136.15
                 &rcu_bh_state.onofflock:             0              0           0.00           0.00           0.00              8             60           3.71           8.90         323.28
                     tick_broadcast_lock:             0              0           0.00           0.00           0.00              0              1           0.78           0.78           0.78
              &rcu_sched_state.onofflock:             0              0           0.00           0.00           0.00            123            277           3.96          31.34        2403.27
                  random_write_wait.lock:             0              0           0.00           0.00           0.00              3              4           0.15           0.57           1.61
                           watchdog_lock:             0              0           0.00           0.00           0.00            603            603           4.12          19.94        5112.69
                           vmlist_lock-R:             0              0           0.00           0.00           0.00              2              2          16.79          18.45          35.24
                                     key:             0              0           0.00           0.00           0.00             26             40           0.13           7.12          63.58
               __vsyscall_gtod_data.lock:             0              0           0.00           0.00           0.00              0          30162           0.00           6.91        8976.95
                &(&stopper->lock)->rlock:             0              0           0.00           0.00           0.00              0              9           0.14           2.89           7.93
                                   key#3:             0              0           0.00           0.00           0.00             12             16           0.00           6.09          35.90
                             sysfs_mutex:             0              0           0.00           0.00           0.00              2          61782           0.16           1.72       12346.44
                         inode_hash_lock:             0              0           0.00           0.00           0.00              7          14199           0.12          79.86        7370.48
                 &sb->s_type->i_lock_key:             0              0           0.00           0.00           0.00              2             32           0.16           0.24           5.82
                          &port_lock_key:             0              0           0.00           0.00           0.00              3             13           0.12          21.42          79.20
                        proc_subdir_lock:             0              0           0.00           0.00           0.00              4           2732           0.16          13.89        1287.98
               &sb->s_type->i_lock_key#4:             0              0           0.00           0.00           0.00              2          28999           0.09           1.30        5235.56
                             &p->pi_lock:             0              0           0.00           0.00           0.00            321         318005           0.12         265.09      677875.32
                             pidmap_lock:             0              0           0.00           0.00           0.00             25             31           0.30           1.41          26.48
                         pci_config_lock:             0              0           0.00           0.00           0.00           3158           5426           1.06           4.72        7991.40
                &(&p->alloc_lock)->rlock:             0              0           0.00           0.00           0.00             23            112           0.12           6.68         125.35
                     kthread_create_lock:             0              0           0.00           0.00           0.00             20             30           0.12           1.00          15.46
                   &(&gcwq->lock)->rlock:             0              0           0.00           0.00           0.00             51          44536           0.16         187.58      114924.61
                                events-R:             0              0           0.00           0.00           0.00              0          14516           2.88         777.59       86309.07
                              &tbl->lock:             0              0           0.00           0.00           0.00              0            364           0.12           8.28         227.64
                                   key#4:             0              0           0.00           0.00           0.00              3              6           0.26           1.16           3.69
                             sysctl_lock:             0              0           0.00           0.00           0.00              2             11           0.13           1.23           3.22
                        &namespace_sem-R:             0              0           0.00           0.00           0.00              1              3           0.25          71.67         106.65
                         vfsmount_lock-R:             0              0           0.00           0.00           0.00              0         119163           0.09          81.81       39051.91
                     &(&fs->lock)->rlock:             0              0           0.00           0.00           0.00             33          16506           0.15          55.82       13883.16
               &sb->s_type->i_lock_key#3:             0              0           0.00           0.00           0.00              3              7           0.14           1.14           4.88
                         rcu_read_lock-R:             0              0           0.00           0.00           0.00              0       10408112           0.00         277.68    14717239.02
                            init_fs.lock:             0              0           0.00           0.00           0.00             14             20           0.12           0.76           8.16
                           binfmt_lock-R:             0              0           0.00           0.00           0.00              3              6           0.18           0.92           3.92
               &sb->s_type->i_lock_key#8:             0              0           0.00           0.00           0.00              0             18           0.10           0.66           4.25
                         nl_table_lock-R:             0              0           0.00           0.00           0.00              0             23           0.12           0.48           4.06
                      nl_table_wait.lock:             0              0           0.00           0.00           0.00              0             23           0.13           0.28           4.16
                                bdi_lock:             0              0           0.00           0.00           0.00              1              1          22.75          22.75          22.75
                             &ipmi_timer:             0              0           0.00           0.00           0.00              0            302           3.28          10.03        1513.64
                      &(&i->lock)->rlock:             0              0           0.00           0.00           0.00              0              4          15.88          24.23          82.84
                               balancing:             0              0           0.00           0.00           0.00              0         372376           0.11         178.29      461893.29
                                   key#2:             0              0           0.00           0.00           0.00              8             19           0.12           1.01           6.03
                         &cpu_base->lock:             0              0           0.00           0.00           0.00             25        2898100           0.00         177.72     5607757.37
               &sb->s_type->i_lock_key#9:             0              0           0.00           0.00           0.00              6             36           0.09           1.19          13.02
                               bdev_lock:             0              0           0.00           0.00           0.00              2              2          15.24          17.90          33.14
                               tty_mutex:             0              0           0.00           0.00           0.00              2              6           0.80           6.79          17.58
                                  &timer:             0              0           0.00           0.00           0.00              0         305687           0.08           7.42       27066.65
                          files_lglock-R:             0              0           0.00           0.00           0.00              0          20540           0.09          55.25        2185.56
                  &mapping->i_mmap_mutex:             0              0           0.00           0.00           0.00             78            340           0.17           2.50         195.61
                   &fsnotify_mark_srcu-R:             0              0           0.00           0.00           0.00              0            524           0.08           0.61          48.76
               &(&zone->lru_lock)->rlock:             0              0           0.00           0.00           0.00            153          39015           0.12           6.30       16811.10
                &rcu_sched_state.fqslock:             0              0           0.00           0.00           0.00              0            270           6.18          22.89        3355.12
                &child->perf_event_mutex:             0              0           0.00           0.00           0.00             16             16           0.21           1.54          15.91
                                   key#1:             0              0           0.00           0.00           0.00             17            634           0.12           0.98          89.39
                              rtnl_mutex:             0              0           0.00           0.00           0.00              1              3           1.07           2.97           6.60
        &(kretprobe_table_locks[i].lock):             0              0           0.00           0.00           0.00             14             16           0.23           0.81           9.75
                            &port->mutex:             0              0           0.00           0.00           0.00              2              2           3.07           3.94           7.01
                         &watchdog_timer:             0              0           0.00           0.00           0.00              0            603           4.98          24.94        5787.25
                   &(&uhci->lock)->rlock:             0              0           0.00           0.00           0.00              0           1207           7.15          10.68        9808.92
         &(&ent->pde_unload_lock)->rlock:             0              0           0.00           0.00           0.00             28           7328           0.12           0.79         988.78
               &(&intf->seq_lock)->rlock:             0              0           0.00           0.00           0.00              0            302           0.42           0.65         134.04
                           &ndev->lock-R:             0              0           0.00           0.00           0.00              0             12           0.14           0.77           3.97
                 &(&mc->mca_lock)->rlock:             0              0           0.00           0.00           0.00              0              4           0.18           0.19           0.73
                      rcu_read_lock_bh-R:             0              0           0.00           0.00           0.00              0            233           0.11           3.55          78.96
                    addrconf_verify_lock:             0              0           0.00           0.00           0.00              0              4           2.41           3.10          10.71
                               cdev_lock:             0              0           0.00           0.00           0.00              3              3           1.39           1.76           4.69
                           big_tty_mutex:             0              0           0.00           0.00           0.00              2              8           0.12          11.96          33.54
                                   key#1:             0              0           0.00           0.00           0.00              0              7           0.13           1.90           3.20
                          tty_files_lock:             0              0           0.00           0.00           0.00              2              8           0.14           0.97           3.08
                   &(&port->lock)->rlock:             0              0           0.00           0.00           0.00              2              4           0.15           0.66           1.50
                     tty_ldisc_idle.lock:             0              0           0.00           0.00           0.00              1              1           0.33           0.33           0.33
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.15           0.80           1.61
                  &sig->cred_guard_mutex:             0              0           0.00           0.00           0.00              3              3        1552.82        6796.98       10168.11
                         &mm->mmap_sem-W:             0              0           0.00           0.00           0.00              9          11400           0.13        1077.68       22509.33
                         &mm->mmap_sem-R:             0              0           0.00           0.00           0.00             10           7818           0.36         349.37       11195.27
          &(&mm->page_table_lock)->rlock:             0              0           0.00           0.00           0.00             25          14203           0.12         202.97        7945.60
                        &anon_vma->mutex:             0              0           0.00           0.00           0.00            136          22883           0.16          83.99        4913.06
                             rename_lock:             0              0           0.00           0.00           0.00              3             28           0.39           5.94          44.65
                         &mm->mmap_sem/1:             0              0           0.00           0.00           0.00              0              2         978.81        1075.84        2054.66
        &(&mm->page_table_lock)->rlock/1:             0              0           0.00           0.00           0.00              0             86           0.36         152.80        1670.03
           &flush_state[i].tlbstate_lock:             0              0           0.00           0.00           0.00              3             15           2.00          40.98         138.46
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.15           0.86           1.68
              &sb->s_type->i_mutex_key#6:             0              0           0.00           0.00           0.00              7           2735           3.37          99.98       11664.86
                         dcache_lru_lock:             0              0           0.00           0.00           0.00              5           3006           0.12           0.90         365.78
             &(&dentry->d_lock)->rlock/1:             0              0           0.00           0.00           0.00             36          15263           0.12          55.10        1918.84
                                &p->lock:             0              0           0.00           0.00           0.00              0           1742           0.22         404.72       26769.00
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.74           1.70
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.64           1.45
                                   key#2:             0              0           0.00           0.00           0.00             41           1435           0.12          12.79         259.78
            &sb->s_type->i_mutex_key#7/1:             0              0           0.00           0.00           0.00              2              2           1.68           2.70           4.38
                          &(work)->timer:             0              0           0.00           0.00           0.00              0          14471           0.64         188.31       93815.69
                         (&(work)->work):             0              0           0.00           0.00           0.00              0          14471           2.43          89.39       75541.46
                 &tty->atomic_write_lock:             0              0           0.00           0.00           0.00              0              1          42.72          42.72          42.72
              &sb->s_type->i_mutex_key#8:             0              0           0.00           0.00           0.00              3             95           0.71          67.76         932.69
                  sysfs_open_dirent_lock:             0              0           0.00           0.00           0.00              1          18363           0.12           0.26        2590.87
                          &buffer->mutex:             0              0           0.00           0.00           0.00              0           6121           1.08          89.60       15685.07
                               swap_lock:             0              0           0.00           0.00           0.00              9           5340           0.12           1.66         728.22
                               uts_sem-R:             0              0           0.00           0.00           0.00              2              2           1.46           1.71           3.17
                                   key#2:             0              0           0.00           0.00           0.00         298918         299255           0.13         269.02      810399.04
                &(&wb->list_lock)->rlock:             0              0           0.00           0.00           0.00            151            489           0.13          10.58         784.55
                    &(&f->f_lock)->rlock:             0              0           0.00           0.00           0.00              0              3           0.13           1.45           2.89
        &(&mapping->private_lock)->rlock:             0              0           0.00           0.00           0.00             18             62           0.12           1.16          24.24
                          &hcd->rh_timer:             0              0           0.00           0.00           0.00              0           1207           9.02          14.89       13450.65
                      &(&t->lock)->rlock:             0              0           0.00           0.00           0.00            159         618407           0.12         202.24      109666.71
                   random_read_wait.lock:             0              0           0.00           0.00           0.00             12           1927           0.14           0.86         402.79
                       &wb->wakeup_timer:             0              0           0.00           0.00           0.00              0              1           7.35           7.35           7.35
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00            421            897           0.12          86.15         422.03
                          tty_ldisc_lock:             0              0           0.00           0.00           0.00              1              1           0.92           0.92           0.92
                        &ei->xattr_sem-R:             0              0           0.00           0.00           0.00              3              3           0.49           0.56           1.60
                             fasync_lock:             0              0           0.00           0.00           0.00              2              2           0.68           0.79           1.48
                       &tty->ldisc_mutex:             0              0           0.00           0.00           0.00              2              2           0.56           0.65           1.21
         &(&futex_queues[i].lock)->rlock:             0              0           0.00           0.00           0.00             13             14           0.13          11.87          46.05
                      &sync_supers_timer:             0              0           0.00           0.00           0.00              0             50           5.64          12.35         436.36
                 &type->s_umount_key#1-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.70           1.54
                       &tty->output_lock:             0              0           0.00           0.00           0.00              1              2           6.64          31.02          37.65
               &(&dentry->d_lock)->rlock:             0              0           0.00           0.00           0.00           1537         360604           0.09         112.12       52857.38
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00             15            343           4.15        7857.66       10279.18
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.14           5.15           5.99
                    &(&ifa->lock)->rlock:             0              0           0.00           0.00           0.00              0              8           0.13           0.23           1.45
                         &tb->tb6_lock-W:             0              0           0.00           0.00           0.00              0             36           0.17          17.11         116.77
                         &tb->tb6_lock-R:             0              0           0.00           0.00           0.00              0              4           1.19           1.94           5.56
                      fib6_walker_lock-W:             0              0           0.00           0.00           0.00              0             40           0.12           0.76           7.14
                      fib6_walker_lock-R:             0              0           0.00           0.00           0.00              0              8           0.14           0.38           1.79
                           slock-AF_INET:             0              0           0.00           0.00           0.00              0              3           0.13           0.70           0.99
                           clock-AF_INET:             0              0           0.00           0.00           0.00              0              3           0.13           0.33           0.59
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              6          16.41        1564.05        2262.74
                     edac_pci_ctls_mutex:             0              0           0.00           0.00           0.00             50            299           2.49           7.09        1005.44
               &s->s_dquot.dqonoff_mutex:             0              0           0.00           0.00           0.00              2              6           0.20           1.54           4.61
   &(&transaction->t_handle_lock)->rlock:             0              0           0.00           0.00           0.00              9            716           0.12           2.06         233.26
                              jbd_handle:             0              0           0.00           0.00           0.00              0            356           2.28         221.23        1887.31
       &(&journal->j_revoke_lock)->rlock:             0              0           0.00           0.00           0.00              1              3           0.22           0.79           1.25
                                   key#4:             0              0           0.00           0.00           0.00              7            356           0.12           0.68          57.50
                     &ei->truncate_mutex:             0              0           0.00           0.00           0.00              3              7           3.33          96.47         223.41
           &(&bgl->locks[i].lock)->rlock:             0              0           0.00           0.00           0.00              4              7           0.14           0.29           1.51
                            events_nrt-R:             0              0           0.00           0.00           0.00              0             31        2097.76        2379.60       65422.43
           &sig->threadgroup_fork_lock-R:             0              0           0.00           0.00           0.00              3              3          19.15          26.85          65.73
       &(&futex_queues[i].lock)->rlock/1:             0              0           0.00           0.00           0.00              1              1           0.38           0.38           0.38
          &(&table->hash[i].lock)->rlock:             0              0           0.00           0.00           0.00              0            212           0.12           0.49          45.12
             &(&rt_hash_locks[i])->rlock:             0              0           0.00           0.00           0.00             11             63           0.38           2.24          42.90
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           2976           0.48          87.13        2124.38
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           5952           0.48          76.87        4368.77
                            s_active#4-R:             0              0           0.00           0.00           0.00              0           2914           0.33           1.16        1801.15
                                   key#5:             0              0           0.00           0.00           0.00             68            219           0.12           0.55          58.56
                &journal->j_commit_timer:             0              0           0.00           0.00           0.00              0              5           0.09           6.50           6.88
                 &dev->mode_config.mutex:             0              0           0.00           0.00           0.00              0             31        2094.97        2376.47       65332.95
             &dev->mode_config.idr_mutex:             0              0           0.00           0.00           0.00              0             31           0.36           0.80          15.31
                                   key#3:             0              0           0.00           0.00           0.00              2              4           0.14           0.63           1.39
      &(&intf->waiting_msgs_lock)->rlock:             0              0           0.00           0.00           0.00              0            302           0.19           0.42          59.67
                 &(&bp->phy_lock)->rlock:             0              0           0.00           0.00           0.00              0            339           0.19           7.42        1002.95
         &(&journal->j_list_lock)->rlock:             0              0           0.00           0.00           0.00             11            446           0.13          11.28         138.89
          &(&dev->tx_global_lock)->rlock:             0              0           0.00           0.00           0.00              0             60           4.57          14.52         448.33
                           _xmit_ETHER#2:             0              0           0.00           0.00           0.00              0            480           0.13           0.67          71.51
                 &(&list->lock)->rlock#2:             0              0           0.00           0.00           0.00              0            480           0.11           1.66          99.78
                              &n->lock-W:             0              0           0.00           0.00           0.00              0             55           0.14           1.93          13.43
                              &n->lock-R:             0              0           0.00           0.00           0.00              0              7           0.21           0.54           2.16
                   &rcu_bh_state.fqslock:             0              0           0.00           0.00           0.00              0             59           5.68          22.22         642.06
                    &(&pci->work)->timer:             0              0           0.00           0.00           0.00              0            299           4.71           9.47        1869.82
                           edac-poller-R:             0              0           0.00           0.00           0.00              0            299           3.62           8.26        1355.81
                   (&(&pci->work)->work):             0              0           0.00           0.00           0.00              0            299           3.35           7.96        1261.66
                             &vha->timer:             0              0           0.00           0.00           0.00              0           5426           1.83          26.76       41107.18
                              &bp->timer:             0              0           0.00           0.00           0.00              0            301           4.80          13.97        2228.44
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            196           0.35           1.44         136.54
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            102           0.38           1.05          66.51
                            s_active#5-R:             0              0           0.00           0.00           0.00              0            102           0.49           1.03          69.90
                 &(&list->lock)->rlock#4:             0              0           0.00           0.00           0.00              0              7           0.14           0.20           1.06
                          icmp6_dst_lock:             0              0           0.00           0.00           0.00              0             10           0.17           0.85           2.46
                 &(&bdi->wb_lock)->rlock:             0              0           0.00           0.00           0.00             60            137           0.12           9.43         106.25
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              6           0.14          46.38          52.48
                                   key#5:             0              0           0.00           0.00           0.00              9             19           0.12           0.79           6.40
                                   key#5:             0              0           0.00           0.00           0.00             11             21           0.32           0.70           8.61
                                   key#5:             0              0           0.00           0.00           0.00              2              3           0.36           0.60           1.36
          &(&(&n->ha_lock)->lock)->rlock:             0              0           0.00           0.00           0.00              0              2           0.14           0.14           0.29
                    &dev->watchdog_timer:             0              0           0.00           0.00           0.00              0             60           4.96          15.46         483.55
   &(&dev->mode_config.output_poll_work):             0              0           0.00           0.00           0.00              0             31           5.26           9.35         234.32
   (&(&dev->mode_config.output_poll_work:             0              0           0.00           0.00           0.00              0             31        2097.45        2379.32       65413.26
                    &in_dev->mr_gq_timer:             0              0           0.00           0.00           0.00              0              5           1.94           2.68          10.93
                 &(&tbl->gc_work)->timer:             0              0           0.00           0.00           0.00              0             40           4.20          10.20         280.18
                (&(&tbl->gc_work)->work):             0              0           0.00           0.00           0.00              0             40           6.28          14.87         322.40
                &net->ipv6.ip6_fib_timer:             0              0           0.00           0.00           0.00              0             10          11.27          28.40         174.57
                            fib6_gc_lock:             0              0           0.00           0.00           0.00              0             10          10.41          27.14         163.19
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              4              8           0.14           1.17           3.57
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              8             16           0.14           0.67           5.85
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.12           0.69           1.61
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.69           1.82
                 &type->s_umount_key#2-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.69           1.66
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.63           1.24
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2              4           0.14           0.60           1.22
                                   key#6:             0              0           0.00           0.00           0.00             16             24           0.13           5.88          46.20
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2              4           0.15           0.63           1.81
                                   key#3:             0              0           0.00           0.00           0.00              8             12           0.13           9.38          21.33
                 &(&expires_work)->timer:             0              0           0.00           0.00           0.00              0              5           6.47           7.62          35.64
                (&(&expires_work)->work):             0              0           0.00           0.00           0.00              0              5         759.58         776.22        3836.32
                                       t:             0              0           0.00           0.00           0.00              0             48           3.69          16.39         318.70
                              &rif_timer:             0              0           0.00           0.00           0.00              0              1           2.10           2.10           2.10
                                rif_lock:             0              0           0.00           0.00           0.00              0              1           0.39           0.39           0.39
                 swapper_space.tree_lock:             0              0           0.00           0.00           0.00              2              3           0.38           1.85           3.39
                             mmlist_lock:             0              0           0.00           0.00           0.00              4              4           0.50           0.96           2.96
                         swap_token_lock:             0              0           0.00           0.00           0.00              0              1           0.72           0.72           0.72
                                   key#3:             0              0           0.00           0.00           0.00              9             17           0.12           3.77          14.40
                  &root->fs_commit_mutex:             0              0           0.00           0.00           0.00              2             10           0.72           1.61          11.47
        &(&journal->j_state_lock)->rlock:             0              0           0.00           0.00           0.00             25            765           0.12          17.24         516.59
          &fs_devices->device_list_mutex:             0              0           0.00           0.00           0.00              1             10         119.32         188.39        1417.23
               &sb->s_type->i_lock_key#1:             0              0           0.00           0.00           0.00           3377          24772           0.12           3.93        6682.64
                   &fs_info->chunk_mutex:             0              0           0.00           0.00           0.00              1              2        3691.53       34464.28       38155.80
            &(&tree->buffer_lock)->rlock:             0              0           0.00           0.00           0.00             39           8949           0.13           5.33        3516.11
                           &tree->lock-W:             0              0           0.00           0.00           0.00              0            117           0.65           4.15         114.67
                           &tree->lock-R:             0              0           0.00           0.00           0.00            859         626978           0.13         202.28      162508.97
                      inode_sb_list_lock:             0              0           0.00           0.00           0.00             10           8750           0.12        3135.94        8043.95
                              xtime_lock:             0              0           0.00           0.00           0.00              0          30162           0.00          30.30      190857.97
                                   key#8:             0              0           0.00           0.00           0.00         311125         311478           0.12           5.79       83752.89
                                        :             0              0           0.00           0.00           0.00              0              8           0.14           0.56           2.60
                                   key#8:             0              0           0.00           0.00           0.00            981        1256104           0.12           2.08      162630.50
     &(&fs_info->free_chunk_lock)->rlock:             0              0           0.00           0.00           0.00              1              1           0.47           0.47           0.47
                                    #2-W:             0              0           0.00           0.00           0.00              0             82           0.15           7.11          32.62
                                    #2-R:             0              0           0.00           0.00           0.00              2             31           0.14           0.71           5.65
                                      #3:             0              0           0.00           0.00           0.00            116          11121           0.15         347.39        9775.60
               &(&ctl->tree_lock)->rlock:             0              0           0.00           0.00           0.00              8           5551           0.11           4.10        1427.79
                  &(&found->lock)->rlock:             0              0           0.00           0.00           0.00             43           7966           0.12         248.44        3162.42
                    &found->groups_sem-W:             0              0           0.00           0.00           0.00              1              1           0.44           0.44           0.44
                    &found->groups_sem-R:             0              0           0.00           0.00           0.00              2           2008           0.13          81.46        4383.35
   &(&fs_info->block_group_cache_lock)->:             0              0           0.00           0.00           0.00              4          37392           0.13           2.80        5833.05
                  &(&cache->lock)->rlock:             0              0           0.00           0.00           0.00            310           7842           0.12           0.60        1063.11
                    &(&rsv->lock)->rlock:             0              0           0.00           0.00           0.00             71           2361           0.12           2.96         357.29
                 &fs_info->cleaner_mutex:             0              0           0.00           0.00           0.00              0             15           2.26           2.99          37.77
   &(&fs_info->delayed_iput_lock)->rlock:             0              0           0.00           0.00           0.00              3             17           0.28           0.46           6.42
     &fs_info->transaction_kthread_mutex:             0              0           0.00           0.00           0.00              2             15           4.64       18187.43      125880.05
   &(&fs_info->fs_roots_radix_lock)->rlo:             0              0           0.00           0.00           0.00             20             30           0.16           4.67          72.77
          &(&fs_info->trans_lock)->rlock:             0              0           0.00           0.00           0.00             67            225           0.13           2.47         141.05
   &(&fs_info->defrag_inodes_lock)->rloc:             0              0           0.00           0.00           0.00              1             15           0.41           1.07           9.73
                                   key#8:             0              0           0.00           0.00           0.00             19             25           0.24           0.79          12.32
                                    #5-W:             0              0           0.00           0.00           0.00            112            544           0.15           1.72         162.05
                                    #5-R:             0              0           0.00           0.00           0.00            463           6420           0.12           3.67        3196.38
             &(&root->inode_lock)->rlock:             0              0           0.00           0.00           0.00             18           6242           0.13           2.23        1854.36
                 &type->s_umount_key#3-R:             0              0           0.00           0.00           0.00              2             60           3.55       48167.76       68099.17
       &(&fs_info->delalloc_lock)->rlock:             0              0           0.00           0.00           0.00              3           7986           0.12         240.52        1918.62
   &(&fs_info->ordered_extent_lock)->rlo:             0              0           0.00           0.00           0.00              3             22           0.14           0.79           7.45
      &fs_info->ordered_operations_mutex:             0              0           0.00           0.00           0.00              3             20           0.48           2.50          20.50
   &(&cur_trans->delayed_refs.lock)->rlo:             0              0           0.00           0.00           0.00             11          12071           0.13          59.90        4506.18
       &(&cur_trans->commit_lock)->rlock:             0              0           0.00           0.00           0.00             10             10           0.15           0.32           2.53
                                   key#8:             0              0           0.00           0.00           0.00              3             10           0.19           0.57           3.99
           &(&delayed_root->lock)->rlock:             0              0           0.00           0.00           0.00             36            384           0.12           1.22         174.20
                                   key#9:             0              0           0.00           0.00           0.00             10             20           0.12           2.10           9.51
                   &fs_info->reloc_mutex:             0              0           0.00           0.00           0.00             20             20           5.30        9438.35       79497.85
                    &fs_info->scrub_lock:             0              0           0.00           0.00           0.00              2             10           0.34           1.02           5.30
                &fs_info->tree_log_mutex:             0              0           0.00           0.00           0.00              2             10        3904.23        7871.93       65213.55
                &(&cluster->lock)->rlock:             0              0           0.00           0.00           0.00              4           5495           0.11           3.05        1625.14
                                   key#9:             0              0           0.00           0.00           0.00              2              7           0.12           4.34           5.74
           &fs_info->extent_commit_sem-W:             0              0           0.00           0.00           0.00              3             21           0.38           0.88          12.80
           &fs_info->extent_commit_sem-R:             0              0           0.00           0.00           0.00              1              1          28.56          28.56          28.56
         &(&cluster->refill_lock)->rlock:             0              0           0.00           0.00           0.00              2           1996           0.75           4.54        2071.04
                     &caching_ctl->mutex:             0              0           0.00           0.00           0.00              1              1          33.49          33.49          33.49
                                   key#9:             0              0           0.00           0.00           0.00            277          24372           0.12           1.82        2989.97
                        &head_ref->mutex:             0              0           0.00           0.00           0.00              0           3986           6.93         119.43       68315.66
                 &(&n->list_lock)->rlock:             0              0           0.00           0.00           0.00           1332           4885           0.13           6.32        4086.57
                                   key#9:             0              0           0.00           0.00           0.00              0             20           0.15           0.37           3.82
                                   key#9:             0              0           0.00           0.00           0.00             10             10           0.30           0.55           3.60
                                   key#9:             0              0           0.00           0.00           0.00              1             10           0.14           0.61           1.89
                                    #6-W:             0              0           0.00           0.00           0.00              0              6           0.13           0.56           1.34
                                    #6-R:             0              0           0.00           0.00           0.00              8             31           0.12           2.45          21.80
              &sb->s_type->i_mutex_key#1:             0              0           0.00           0.00           0.00            140         155327           0.16       46280.33      613947.34
            &sb->s_type->i_mutex_key#1/1:             0              0           0.00           0.00           0.00              1              1          30.98          30.98          30.98
                    &delayed_node->mutex:             0              0           0.00           0.00           0.00            120            712           0.18       34539.66       39467.51
                                    #7-W:             0              0           0.00           0.00           0.00              9            416           0.15           3.07         285.24
                                    #7-R:             0              0           0.00           0.00           0.00             83           6526           0.13           8.08        4592.12
        &(&root->accounting_lock)->rlock:             0              0           0.00           0.00           0.00              2             14           0.14           0.56           3.77
                                      #8:             0              0           0.00           0.00           0.00             21          13084           0.14         353.17       11683.53
                                    #9-W:             0              0           0.00           0.00           0.00              0            134           0.16           5.94         149.86
                                    #9-R:             0              0           0.00           0.00           0.00             35          11098           0.14          96.71       10106.39
                                    #1-R:             0              0           0.00           0.00           0.00           4656         302230           0.15          82.88       60870.83
                                    #1-R:             0              0           0.00           0.00           0.00            178         461439           0.15          77.95      309171.79
                                    #1-W:             0              0           0.00           0.00           0.00              0          13065           0.16           8.71        7708.66
                                    #1-R:             0              0           0.00           0.00           0.00              2          10554           0.14           4.82        5477.02
                                    #1-R:             0              0           0.00           0.00           0.00             68         465762           0.15         211.65      313988.05
                                    #1-R:             0              0           0.00           0.00           0.00             21         465916           0.15         246.36      561654.14
                                    #1-W:             0              0           0.00           0.00           0.00              0             13           0.16           1.84          10.73
                                    #1-R:             0              0           0.00           0.00           0.00              2             12           0.14           3.52          10.26
                                    #1-W:             0              0           0.00           0.00           0.00              0              9           0.17           1.23           5.79
                                    #1-R:             0              0           0.00           0.00           0.00              4             44           0.14          10.60          77.09
                             &eb->lock-W:             0              0           0.00           0.00           0.00             23            380           0.15           0.47          62.25
                             &eb->lock-R:             0              0           0.00           0.00           0.00              5           3886           0.15           8.10        2438.31
                  &nonblocking_pool.lock:             0              0           0.00           0.00           0.00              3           2063           0.15           1.34         556.84
