ml.shifu.guagua.util

Class MemoryUtils

java.lang.Object

ml.shifu.guagua.util.MemoryUtils

public final class MemoryUtils
extends Object

Helper static methods for tracking memory usage. Copy from Apache Giraph.

Method Summary

Modifier and Type	Method and Description
static double	freeMemoryMB() Get free memory in megabytes
static String	getRuntimeMemoryStats() Get runtime memory stats
static double	maxMemoryMB() Get maximum memory in megabytes
static double	totalMemoryMB() Get total memory in megabytes
static double	usedMemoryMB() Get used memory in megabytes

Methods inherited from class java.lang.Object

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

Method Detail

totalMemoryMB

public static double totalMemoryMB()

Get total memory in megabytes

Returns:

total memory in megabytes

maxMemoryMB

public static double maxMemoryMB()

Get maximum memory in megabytes

Returns:

maximum memory in megabytes

freeMemoryMB

public static double freeMemoryMB()

Get free memory in megabytes

Returns:

free memory in megabytes

usedMemoryMB

public static double usedMemoryMB()

Get used memory in megabytes

Returns:

free memory in megabytes

getRuntimeMemoryStats

public static String getRuntimeMemoryStats()

Get runtime memory stats

Returns:

String of all runtime stats.