org.hyperic.sigar

Class Mem

java.lang.Object

org.hyperic.sigar.Mem

All Implemented Interfaces:

java.io.Serializable

public class Mem
extends java.lang.Object
implements java.io.Serializable

Mem sigar class.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Mem()

Method Summary

Modifier and Type	Method and Description
void	gather(Sigar sigar)
long	getActualFree() Get the Actual total free system memory.
long	getActualUsed() Get the Actual total used system memory (e.g.
long	getFree() Get the Total free system memory (e.g.
double	getFreePercent() Get the Percent total free system memory.
long	getRam() Get the System Random Access Memory (in MB).
long	getTotal() Get the Total system memory.
long	getUsed() Get the Total used system memory.
double	getUsedPercent() Get the Percent total used system memory.
java.util.Map	toMap()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Mem

public Mem()

Method Detail

gather

public void gather(Sigar sigar)
            throws SigarException

Throws:

SigarException

getTotal

public long getTotal()

Get the Total system memory.

Supported Platforms: All.

System equivalent commands:

• AIX: lsattr -El sys0 -a realmem
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Total system memory

getRam

public long getRam()

Get the System Random Access Memory (in MB).

Supported Platforms: All.

System equivalent commands:

• AIX: lsattr -El sys0 -a realmem
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: cat /proc/mtrr | head -1
  
• Solaris:
  
• Win32:
  

Returns:

System Random Access Memory (in MB)

getUsed

public long getUsed()

Get the Total used system memory.

Supported Platforms: All.

System equivalent commands:

• AIX:
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Total used system memory

getFree

public long getFree()

Get the Total free system memory (e.g. Linux plus cached).

Supported Platforms: All.

System equivalent commands:

• AIX:
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Total free system memory (e.g. Linux plus cached)

getActualUsed

public long getActualUsed()

Get the Actual total used system memory (e.g. Linux minus buffers).

Supported Platforms: All.

System equivalent commands:

• AIX:
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Actual total used system memory (e.g. Linux minus buffers)

getActualFree

public long getActualFree()

Get the Actual total free system memory.

Supported Platforms: All.

System equivalent commands:

• AIX:
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Actual total free system memory

getUsedPercent

public double getUsedPercent()

Get the Percent total used system memory.

Supported Platforms: All.

System equivalent commands:

• AIX:
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Percent total used system memory

getFreePercent

public double getFreePercent()

Get the Percent total free system memory.

Supported Platforms: All.

System equivalent commands:

• AIX:
  
• Darwin:
  
• FreeBSD:
  
• HPUX:
  
• Linux: free
  
• Solaris:
  
• Win32: taskman
  

Returns:

Percent total free system memory

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toMap

public java.util.Map toMap()