log Heap Status - Java java.lang.management

Java examples for java.lang.management:MemoryMXBean

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Description

log Heap Status

Demo Code


//package com.java2s;
import java.lang.management.ManagementFactory;
import java.lang.management.MemoryMXBean;

public class Main {
    public static final long MEGABYTE = 1048576;

    public static void logHeapStatus() {

        MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();

        System.out.println(String
                .format("Heap: %sM used, %sM commited, %sM max",
                        memoryMXBean.getHeapMemoryUsage().getUsed()
                                / MEGABYTE, memoryMXBean
                                .getHeapMemoryUsage().getCommitted()
                                / MEGABYTE, memoryMXBean
                                .getHeapMemoryUsage().getMax() / MEGABYTE));
    }/*w  w  w .j  av  a2s  . c  o m*/
}

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