List of usage examples for java.lang.management BufferPoolMXBean getTotalCapacity
long getTotalCapacity();
From source file:net.centro.rtb.monitoringcenter.metrics.system.jvm.BufferPoolMetricSet.java
BufferPoolMetricSet() { this.bufferPoolMXBeans = ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class); List<BufferPoolStatus> bufferPoolStatuses = new ArrayList<>(); Map<String, Metric> metricsByNames = new HashMap<>(); for (final BufferPoolMXBean bufferPoolMXBean : bufferPoolMXBeans) { final String bufferPoolName = bufferPoolMXBean.getName(); final Gauge<Long> sizeGauge = new Gauge<Long>() { @Override//from w w w . j av a 2s .c o m public Long getValue() { return bufferPoolMXBean.getCount(); } }; metricsByNames.put(MetricNamingUtil.join(bufferPoolName, "size"), sizeGauge); final Gauge<Long> totalCapacityInBytesGauge = new Gauge<Long>() { @Override public Long getValue() { return bufferPoolMXBean.getTotalCapacity(); } }; metricsByNames.put(MetricNamingUtil.join(bufferPoolName, "totalCapacityInBytes"), totalCapacityInBytesGauge); final Gauge<Long> usedMemoryInBytesGauge; if (bufferPoolMXBean.getMemoryUsed() >= 0) { usedMemoryInBytesGauge = new Gauge<Long>() { @Override public Long getValue() { return bufferPoolMXBean.getMemoryUsed(); } }; metricsByNames.put(MetricNamingUtil.join(bufferPoolName, "usedMemoryInBytes"), usedMemoryInBytesGauge); } else { usedMemoryInBytesGauge = null; } bufferPoolStatuses.add(new BufferPoolStatus() { @Override public String getName() { return bufferPoolName; } @Override public Gauge<Long> getSizeGauge() { return sizeGauge; } @Override public Gauge<Long> getTotalCapacityInBytesGauge() { return totalCapacityInBytesGauge; } @Override public Gauge<Long> getUsedMemoryInBytesGauge() { return usedMemoryInBytesGauge; } }); } this.bufferPoolStatuses = bufferPoolStatuses; this.metricsByNames = metricsByNames; }
From source file:org.apache.flink.runtime.metrics.util.MetricUtils.java
private static void instantiateMemoryMetrics(MetricGroup metrics) { final MemoryMXBean mxBean = ManagementFactory.getMemoryMXBean(); MetricGroup heap = metrics.addGroup("Heap"); heap.gauge("Used", new Gauge<Long>() { @Override// w w w .j av a 2 s. co m public Long getValue() { return mxBean.getHeapMemoryUsage().getUsed(); } }); heap.gauge("Committed", new Gauge<Long>() { @Override public Long getValue() { return mxBean.getHeapMemoryUsage().getCommitted(); } }); heap.gauge("Max", new Gauge<Long>() { @Override public Long getValue() { return mxBean.getHeapMemoryUsage().getMax(); } }); MetricGroup nonHeap = metrics.addGroup("NonHeap"); nonHeap.gauge("Used", new Gauge<Long>() { @Override public Long getValue() { return mxBean.getNonHeapMemoryUsage().getUsed(); } }); nonHeap.gauge("Committed", new Gauge<Long>() { @Override public Long getValue() { return mxBean.getNonHeapMemoryUsage().getCommitted(); } }); nonHeap.gauge("Max", new Gauge<Long>() { @Override public Long getValue() { return mxBean.getNonHeapMemoryUsage().getMax(); } }); List<BufferPoolMXBean> bufferMxBeans = ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class); for (final BufferPoolMXBean bufferMxBean : bufferMxBeans) { MetricGroup bufferGroup = metrics.addGroup(WordUtils.capitalize(bufferMxBean.getName())); bufferGroup.gauge("Count", new Gauge<Long>() { @Override public Long getValue() { return bufferMxBean.getCount(); } }); bufferGroup.gauge("MemoryUsed", new Gauge<Long>() { @Override public Long getValue() { return bufferMxBean.getMemoryUsed(); } }); bufferGroup.gauge("TotalCapacity", new Gauge<Long>() { @Override public Long getValue() { return bufferMxBean.getTotalCapacity(); } }); } }
From source file:org.apache.tajo.QueryTestCaseBase.java
@Before public void printTestName() { /* protect a travis stalled build */ BufferPoolMXBean direct = BufferPool.getDirectBufferPool(); BufferPoolMXBean mapped = BufferPool.getMappedBufferPool(); System.out.println(/*from w w w.j a va 2 s . c o m*/ String.format("Used heap: %s/%s, direct:%s/%s, mapped:%s/%s, Active Threads: %d, Run: %s.%s", FileUtil.humanReadableByteCount( Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory(), false), FileUtil.humanReadableByteCount(Runtime.getRuntime().maxMemory(), false), FileUtil.humanReadableByteCount(direct.getMemoryUsed(), false), FileUtil.humanReadableByteCount(direct.getTotalCapacity(), false), FileUtil.humanReadableByteCount(mapped.getMemoryUsed(), false), FileUtil.humanReadableByteCount(mapped.getTotalCapacity(), false), Thread.activeCount(), getClass().getSimpleName(), name.getMethodName())); }