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

Example 86 with MemoryPoolMXBean

use of java.lang.management.MemoryPoolMXBean in project hive by apache.

the class HeapMemoryMonitor method getTenuredGenPool.

private static MemoryPoolMXBean getTenuredGenPool() {
    for (MemoryPoolMXBean pool : ManagementFactory.getMemoryPoolMXBeans()) {
        final String vendor = System.getProperty("java.vendor");
        final boolean isTenured = isTenured(pool);
        if (!isTenured) {
            continue;
        }
        final boolean isCollectionUsageThresholdSupported = pool.isCollectionUsageThresholdSupported();
        if (isCollectionUsageThresholdSupported) {
            return pool;
        } else {
            final boolean isUsageThresholdSupported = pool.isUsageThresholdSupported();
            if (isUsageThresholdSupported) {
                return pool;
            } else {
                LOG.error("{} vendor does not support isCollectionUsageThresholdSupported() and isUsageThresholdSupported()" + " for tenured memory pool '{}'.", vendor, pool.getName());
            }
        }
    }
    return null;
}

Example 87 with MemoryPoolMXBean

use of java.lang.management.MemoryPoolMXBean in project DataX by alibaba.

the class VMInfo method getDelta.

public synchronized void getDelta(boolean print) {
    try {
        if (VMInfo.isSunOsMBean(osMXBean)) {
            long curUptime = runtimeMXBean.getUptime();
            long curProcessTime = getLongFromOperatingSystem(osMXBean, "getProcessCpuTime");
            // 百分比， uptime是ms，processTime是nano
            if ((curUptime > lastUpTime) && (curProcessTime >= lastProcessCpuTime)) {
                float curDeltaCpu = (float) (curProcessTime - lastProcessCpuTime) / ((curUptime - lastUpTime) * totalProcessorCount * 10000);
                processCpuStatus.setMaxMinCpu(curDeltaCpu);
                processCpuStatus.averageCpu = (float) curProcessTime / (curUptime * totalProcessorCount * 10000);
                lastUpTime = curUptime;
                lastProcessCpuTime = curProcessTime;
            }
        }
        for (GarbageCollectorMXBean garbage : garbageCollectorMXBeanList) {
            GCStatus gcStatus = processGCStatus.gcStatusMap.get(garbage.getName());
            if (gcStatus == null) {
                gcStatus = new GCStatus();
                gcStatus.name = garbage.getName();
                processGCStatus.gcStatusMap.put(garbage.getName(), gcStatus);
            }
            long curTotalGcCount = garbage.getCollectionCount();
            gcStatus.setCurTotalGcCount(curTotalGcCount);
            long curtotalGcTime = garbage.getCollectionTime();
            gcStatus.setCurTotalGcTime(curtotalGcTime);
        }
        if (memoryPoolMXBeanList != null && !memoryPoolMXBeanList.isEmpty()) {
            for (MemoryPoolMXBean pool : memoryPoolMXBeanList) {
                MemoryStatus memoryStatus = processMomoryStatus.memoryStatusMap.get(pool.getName());
                if (memoryStatus == null) {
                    memoryStatus = new MemoryStatus();
                    memoryStatus.name = pool.getName();
                    processMomoryStatus.memoryStatusMap.put(pool.getName(), memoryStatus);
                }
                memoryStatus.commitedSize = pool.getUsage().getCommitted();
                memoryStatus.setMaxMinUsedSize(pool.getUsage().getUsed());
                long maxMemory = memoryStatus.commitedSize > 0 ? memoryStatus.commitedSize : memoryStatus.maxSize;
                memoryStatus.setMaxMinPercent(maxMemory > 0 ? (float) 100 * memoryStatus.usedSize / maxMemory : -1);
            }
        }
        if (print) {
            LOG.info(processCpuStatus.getDeltaString() + processMomoryStatus.getDeltaString() + processGCStatus.getDeltaString());
        }
    } catch (Exception e) {
        LOG.warn("no need care, the fail is ignored : vmInfo getDelta failed " + e.getMessage(), e);
    }
}

Example 88 with MemoryPoolMXBean

use of java.lang.management.MemoryPoolMXBean in project heron by twitter.

the class JVMMetrics method updateMemoryPoolMetrics.

// Gather metrics for different memory pools in heap, for instance:
// Par Eden Space, Par Survivor Space, CMS Old Gen, CMS Perm Gen
private void updateMemoryPoolMetrics() {
    for (MemoryPoolMXBean memoryPoolMXBean : memoryPoolMXBeanList) {
        String normalizedKeyName = memoryPoolMXBean.getName().replaceAll("[^\\w]", "-");
        MemoryUsage peakUsage = memoryPoolMXBean.getPeakUsage();
        if (peakUsage != null) {
            jvmPeakUsagePerMemoryPool.safeScope(normalizedKeyName + "-used").setValue(ByteAmount.fromBytes(peakUsage.getUsed()).asMegabytes());
            jvmPeakUsagePerMemoryPool.safeScope(normalizedKeyName + "-committed").setValue(ByteAmount.fromBytes(peakUsage.getCommitted()).asMegabytes());
            jvmPeakUsagePerMemoryPool.safeScope(normalizedKeyName + "-max").setValue(ByteAmount.fromBytes(peakUsage.getMax()).asMegabytes());
        }
        MemoryUsage collectionUsage = memoryPoolMXBean.getCollectionUsage();
        if (collectionUsage != null) {
            jvmCollectionUsagePerMemoryPool.safeScope(normalizedKeyName + "-used").setValue(ByteAmount.fromBytes(collectionUsage.getUsed()).asMegabytes());
            jvmCollectionUsagePerMemoryPool.safeScope(normalizedKeyName + "-committed").setValue(ByteAmount.fromBytes(collectionUsage.getCommitted()).asMegabytes());
            jvmCollectionUsagePerMemoryPool.safeScope(normalizedKeyName + "-max").setValue(ByteAmount.fromBytes(collectionUsage.getMax()).asMegabytes());
        }
        MemoryUsage estimatedUsage = memoryPoolMXBean.getUsage();
        if (estimatedUsage != null) {
            jvmEstimatedUsagePerMemoryPool.safeScope(normalizedKeyName + "-used").setValue(ByteAmount.fromBytes(estimatedUsage.getUsed()).asMegabytes());
            jvmEstimatedUsagePerMemoryPool.safeScope(normalizedKeyName + "-committed").setValue(ByteAmount.fromBytes(estimatedUsage.getCommitted()).asMegabytes());
            jvmEstimatedUsagePerMemoryPool.safeScope(normalizedKeyName + "-max").setValue(ByteAmount.fromBytes(estimatedUsage.getMax()).asMegabytes());
        }
    }
}

Example 89 with MemoryPoolMXBean

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

the class MemoryReporter method init.

private void init() throws RuntimeException {
    try {
        this.rmbean = ManagementFactory.newPlatformMXBeanProxy(mbsc, ManagementFactory.RUNTIME_MXBEAN_NAME, RuntimeMXBean.class);
        this.mmbean = ManagementFactory.newPlatformMXBeanProxy(mbsc, ManagementFactory.MEMORY_MXBEAN_NAME, MemoryMXBean.class);
        ObjectName poolName = new ObjectName(ManagementFactory.MEMORY_POOL_MXBEAN_DOMAIN_TYPE + ",*");
        ;
        ObjectName gcName = new ObjectName(ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",*");
        Set mbeans = mbsc.queryNames(poolName, null);
        if (mbeans != null) {
            pools = new ArrayList<MemoryPoolMXBean>();
            Iterator iterator = mbeans.iterator();
            MemoryPoolMXBean p = null;
            while (iterator.hasNext()) {
                ObjectName objName = (ObjectName) iterator.next();
                p = ManagementFactory.newPlatformMXBeanProxy(mbsc, objName.getCanonicalName(), MemoryPoolMXBean.class);
                pools.add(p);
            }
        }
        mbeans = mbsc.queryNames(gcName, null);
        if (mbeans != null) {
            gcmbeans = new ArrayList<GarbageCollectorMXBean>();
            Iterator iterator = mbeans.iterator();
            GarbageCollectorMXBean gc = null;
            while (iterator.hasNext()) {
                ObjectName objName = (ObjectName) iterator.next();
                gc = ManagementFactory.newPlatformMXBeanProxy(mbsc, objName.getCanonicalName(), GarbageCollectorMXBean.class);
                gcmbeans.add(gc);
            }
        }
    } catch (final Exception e) {
        throw new RuntimeException(e);
    }
}

Example 90 with MemoryPoolMXBean

use of java.lang.management.MemoryPoolMXBean in project uavstack by uavorg.

the class JVMStateCapHandler method readHeapPoolUsage.

private void readHeapPoolUsage(MonitorElementInstance instance) {
    List<MemoryPoolMXBean> pmbList = ManagementFactory.getMemoryPoolMXBeans();
    /*for (MemoryPoolMXBean mpmb : pmbList) {

            String jvmMemPoolName = getHeapPoolName(mpmb.getName().trim());
    
            MemoryUsage mu = mpmb.getUsage();
    
            instance.setValue(jvmMemPoolName + "_use", mu.getUsed());
            instance.setValue(jvmMemPoolName + "_commit", mu.getCommitted());
            instance.setValue(jvmMemPoolName + "_max", mu.getMax());
            instance.setValue(jvmMemPoolName + "_init", mu.getInit());
        }*/
    Set<String> addedSet = new HashSet<String>();
    for (MemoryPoolMXBean mpmb : pmbList) {
        String jvmMemPoolName = getHeapPoolName(mpmb.getName().trim());
        MemoryUsage mu = mpmb.getUsage();
        if (addedSet.contains(jvmMemPoolName)) {
            instance.setValue(jvmMemPoolName + "_use", (Long) instance.getValue(jvmMemPoolName + "_use") + mu.getUsed());
            instance.setValue(jvmMemPoolName + "_commit", (Long) instance.getValue(jvmMemPoolName + "_commit") + mu.getCommitted());
            instance.setValue(jvmMemPoolName + "_max", (Long) instance.getValue(jvmMemPoolName + "_max") + mu.getMax());
            instance.setValue(jvmMemPoolName + "_init", (Long) instance.getValue(jvmMemPoolName + "_init") + mu.getInit());
        } else {
            addedSet.add(jvmMemPoolName);
            instance.setValue(jvmMemPoolName + "_use", mu.getUsed());
            instance.setValue(jvmMemPoolName + "_commit", mu.getCommitted());
            instance.setValue(jvmMemPoolName + "_max", mu.getMax());
            instance.setValue(jvmMemPoolName + "_init", mu.getInit());
        }
    }
}