SystemUsage

java.lang.Object

com.djrapitops.plan.gathering.SystemUsage

public class SystemUsage extends Object

Utility class for obtaining System usage statistics.

Method Summary

Modifier and Type

Method

Description

static double

getAverageSystemLoad()

Check how active the system is (CPU) or if not available, using system load average.

static long

getFreeDiskSpace()

Check how much disk space is available on the current partition.

static long

getUsedMemory()

Check how much memory (in Mb) is in use.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details
- getUsedMemory
  
  public static long getUsedMemory()
  
  Check how much memory (in Mb) is in use.
  
  Returns:
  
  used memory (megabytes) at the time of fetching
- getAverageSystemLoad
  
  public static double getAverageSystemLoad()
  
  Check how active the system is (CPU) or if not available, using system load average.
  - On some OSes CPU usage information is not available, and system load average is used instead. - On some OSes system load average is not available.
  
  Returns:
  
  0.0 to 100.0 if CPU, or system load average, or -1 if nothing is available.
- getFreeDiskSpace
  
  public static long getFreeDiskSpace()
  
  Check how much disk space is available on the current partition.
  
  Returns:
  
  free disk space (megabytes) on the partition JVM working directory is in.
  
  Throws:
  
  SecurityException - if permission is required to see disk space.