Examples with GarbageCollectorMXBean java.lang.management.GarbageCollectorMXBean used on opensource projects

Example 31 with GarbageCollectorMXBean

use of java.lang.management.GarbageCollectorMXBean in project gocd by gocd.

the class GCInformationProvider method asJson.

@Override
public Map<String, Object> asJson() {
    List<GarbageCollectorMXBean> garbageCollectorMXBeans = ManagementFactory.getGarbageCollectorMXBeans();
    LinkedHashMap<String, Object> json = new LinkedHashMap<>();
    for (GarbageCollectorMXBean gcBean : garbageCollectorMXBeans) {
        LinkedHashMap<String, Object> gcBeanParms = new LinkedHashMap<>();
        gcBeanParms.put("Memory Pool Names", Arrays.toString(gcBean.getMemoryPoolNames()));
        gcBeanParms.put("Collection Count", gcBean.getCollectionCount());
        gcBeanParms.put("Collection Time", gcBean.getCollectionTime());
        json.put(gcBean.getName(), gcBeanParms);
    }
    return json;
}

Example 32 with GarbageCollectorMXBean

use of java.lang.management.GarbageCollectorMXBean in project Payara by payara.

the class JVMGCStatsProvider method getCollectionTime.

@ManagedAttribute(id = "collectiontime-count")
@Description("approximate accumulated collection elapsed time in milliseconds")
public CountStatistic getCollectionTime() {
    long times = -1;
    int i = 0;
    for (GarbageCollectorMXBean gcBean : gcBeanList) {
        if (gcBean.getName().equals(gcName)) {
            times = gcBean.getCollectionTime();
        }
    }
    collectionTimeCount.setCount(times);
    return collectionTimeCount;
}

Example 33 with GarbageCollectorMXBean

use of java.lang.management.GarbageCollectorMXBean in project Payara by payara.

the class JVMStatsProviderBootstrap method postConstruct.

public void postConstruct() {
    /* register with monitoring */
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "", sRuntimeStatsProvider, ContainerMonitoring.LEVEL_LOW);
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/class-loading-system", clStatsProvider, ContainerMonitoring.LEVEL_LOW);
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/compilation-system", compileStatsProvider, ContainerMonitoring.LEVEL_LOW);
    for (GarbageCollectorMXBean gc : ManagementFactory.getGarbageCollectorMXBeans()) {
        JVMGCStatsProvider jvmStatsProvider = new JVMGCStatsProvider(gc.getName());
        jvmStatsProviderList.add(jvmStatsProvider);
        StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/garbage-collectors/" + gc.getName(), jvmStatsProvider, ContainerMonitoring.LEVEL_LOW);
    }
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/memory", memoryStatsProvider, ContainerMonitoring.LEVEL_LOW);
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/operating-system", osStatsProvider, ContainerMonitoring.LEVEL_LOW);
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/runtime", runtimeStatsProvider, ContainerMonitoring.LEVEL_LOW);
    StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/thread-system", threadSysStatsProvider, ContainerMonitoring.LEVEL_LOW);
    for (ThreadInfo t : threadBean.getThreadInfo(threadBean.getAllThreadIds(), 5)) {
        // See issue #12636
        if (t == null)
            continue;
        JVMThreadInfoStatsProvider threadInfoStatsProvider = new JVMThreadInfoStatsProvider(t);
        StatsProviderManager.register("jvm", PluginPoint.SERVER, "jvm/thread-system/thread-" + t.getThreadId(), threadInfoStatsProvider, ContainerMonitoring.LEVEL_HIGH);
    }
}

Example 34 with GarbageCollectorMXBean

use of java.lang.management.GarbageCollectorMXBean in project incubator-systemml by apache.

the class Statistics method getJVMgcTime.

public static long getJVMgcTime() {
    long ret = 0;
    List<GarbageCollectorMXBean> gcxs = ManagementFactory.getGarbageCollectorMXBeans();
    for (GarbageCollectorMXBean gcx : gcxs) ret += gcx.getCollectionTime();
    if (ret > 0)
        ret += jvmGCTime;
    return ret;
}

Example 35 with GarbageCollectorMXBean

use of java.lang.management.GarbageCollectorMXBean in project incubator-systemml by apache.

the class Statistics method getJVMgcCount.

public static long getJVMgcCount() {
    long ret = 0;
    List<GarbageCollectorMXBean> gcxs = ManagementFactory.getGarbageCollectorMXBeans();
    for (GarbageCollectorMXBean gcx : gcxs) ret += gcx.getCollectionCount();
    if (ret > 0)
        ret += jvmGCCount;
    return ret;
}