Package org.apache.hadoop.metrics2

Examples of org.apache.hadoop.metrics2.Metric

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  @Override
  public void getMetrics(MetricsCollector metricsCollector, boolean all) {
    metricsRegistry.snapshot(metricsCollector.addRecord(metricsRegistry.info()), all);

    MetricsRecordBuilder mrb = metricsCollector.addRecord(metricsName)
        .setContext(metricsContext);

    if (wrapper != null) {
      mrb.addGauge(Interns.info(QUEUE_SIZE_NAME, QUEUE_SIZE_DESC), wrapper.getTotalQueueSize())
          .addGauge(Interns.info(GENERAL_QUEUE_NAME, GENERAL_QUEUE_DESC),
              wrapper.getGeneralQueueLength())
          .addGauge(Interns.info(REPLICATION_QUEUE_NAME,
              REPLICATION_QUEUE_DESC), wrapper.getReplicationQueueLength())
          .addGauge(Interns.info(PRIORITY_QUEUE_NAME, PRIORITY_QUEUE_DESC),
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  }

  @Override
  public void getMetrics(MetricsCollector metricsCollector, boolean all) {

    MetricsRecordBuilder metricsRecordBuilder = metricsCollector.addRecord(metricsName)
        .setContext(metricsContext);

    // masterWrapper can be null because this function is called inside of init.
    if (masterWrapper != null) {
      metricsRecordBuilder
          .addGauge(Interns.info(MASTER_ACTIVE_TIME_NAME,
              MASTER_ACTIVE_TIME_DESC), masterWrapper.getActiveTime())
          .addGauge(Interns.info(MASTER_START_TIME_NAME,
              MASTER_START_TIME_DESC), masterWrapper.getStartTime())
          .addGauge(Interns.info(AVERAGE_LOAD_NAME, AVERAGE_LOAD_DESC),
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   * @param metricsBuilder Builder to accept metrics
   * @param all push all or only changed?
   */
  @Override
  public void getMetrics(MetricsBuilder metricsBuilder, boolean all) {
    MetricsRecordBuilder mrb = metricsBuilder.addRecord(metricsName)
        .setContext(metricsContext);
    metricsRegistry.snapshot(mrb, all);
  }
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   * @param all push all or only changed?
   */
  @Override
  public void getMetrics(MetricsBuilder metricsBuilder, boolean all) {

    MetricsRecordBuilder metricsRecordBuilder = metricsBuilder.addRecord(
        metricsName).setContext(metricsContext);

    // masterWrapper can be null because this function is called inside of init.
    if (masterWrapper != null) {
      metricsRecordBuilder
          .addGauge(MASTER_ACTIVE_TIME_NAME, MASTER_ACTIVE_TIME_DESC,
              masterWrapper.getActiveTime())
          .addGauge(MASTER_START_TIME_NAME, MASTER_START_TIME_DESC,
              masterWrapper.getStartTime())
          .addGauge(AVERAGE_LOAD_NAME, AVERAGE_LOAD_DESC,
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   * @param all push all or only changed?
   */
  @Override
  public void getMetrics(MetricsBuilder metricsBuilder, boolean all) {

    MetricsRecordBuilder mrb = metricsBuilder.addRecord(metricsName)
        .setContext(metricsContext);

    // fsWrap can be null because this function is called inside of init.
    if (fsWrap != null) {
      mrb.addGauge(ENTITYGROUP_COUNT, ENTITYGROUP_COUNT_DESC,fsWrap.getNumOnlineEntityGroups())
          .addGauge(FS_START_TIME_NAME, FS_START_TIME_DESC, fsWrap.getStartCode())
          .addCounter(READ_REQUEST_COUNT, READ_REQUEST_COUNT_DESC,
              (int) fsWrap.getReadRequestsPerSecond())
          .addCounter(WRITE_REQUEST_COUNT, WRITE_REQUEST_COUNT_DESC,
              (int) fsWrap.getWriteRequestsPerSecond())
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   * @param all push all or only changed?
   */
  @Override
  public void getMetrics(MetricsBuilder metricsBuilder, boolean all) {

    MetricsRecordBuilder mrb = metricsBuilder.addRecord(metricsName)
        .setContext(metricsContext);

    if (entityGroupSources != null) {
      for (MetricsEntityGroupSource egMetricSource : entityGroupSources) {
        egMetricSource.snapshot(mrb, all);
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   * @param all            push all or only changed?
   */
  @Override
  public void getMetrics(MetricsBuilder metricsBuilder, boolean all) {

    MetricsRecordBuilder metricsRecordBuilder = metricsBuilder.addRecord(metricsName)
        .setContext(metricsContext);

    // masterWrapper can be null because this function is called inside of init.
    if (masterWrapper != null) {
      metricsRecordBuilder
          .addGauge(MASTER_ACTIVE_TIME_NAME,
              MASTER_ACTIVE_TIME_DESC, masterWrapper.getActiveTime())
          .addGauge(MASTER_START_TIME_NAME,
              MASTER_START_TIME_DESC, masterWrapper.getStartTime())
          .addGauge(AVERAGE_LOAD_NAME, AVERAGE_LOAD_DESC, masterWrapper.getAverageLoad())
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  @After
  public void tearDown() throws Exception {
    MetricsSource source = DefaultMetricsSystem.instance().getSource("UgiMetrics");
    if (source != null) {
      // Run only once since the UGI metrics is cleaned up during teardown
      MetricsRecordBuilder rb = getMetrics(source);
      assertQuantileGauges("GetGroups1s", rb);
    }
    cluster.shutdown();
  }
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   * Test that capacity metrics are exported and pass
   * basic sanity tests.
   */
  @Test (timeout = 1800)
  public void testCapacityMetrics() throws Exception {
    MetricsRecordBuilder rb = getMetrics(NS_METRICS);
    long capacityTotal = MetricsAsserts.getLongGauge("CapacityTotal", rb);
    assert(capacityTotal != 0);
    long capacityUsed = MetricsAsserts.getLongGauge("CapacityUsed", rb);
    long capacityRemaining =
        MetricsAsserts.getLongGauge("CapacityRemaining", rb);
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    final long blockCount = 32;
    int blockCapacity = namesystem.getBlockCapacity();
    updateMetrics();
    assertGauge("BlockCapacity", blockCapacity, getMetrics(NS_METRICS));

    MetricsRecordBuilder rb = getMetrics(NN_METRICS);
    // File create operations is 1
    // Number of files created is depth of <code>file</code> path
    assertCounter("CreateFileOps", 1L, rb);
    assertCounter("FilesCreated", (long)file.depth(), rb);
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Related Classes of org.apache.hadoop.metrics2.Metric

  • com.alibaba.wasp.metrics.BaseSourceImpl
  • com.alibaba.wasp.metrics.DynamicMetricsRegistry
  • com.alibaba.wasp.metrics.TestBaseSourceImpl
  • com.yammer.metrics.stats.ExponentiallyDecayingSample
  • com.yammer.metrics.stats.Snapshot
  • org.apache.commons.configuration.Configuration
  • org.apache.commons.configuration.PropertiesConfiguration
  • org.apache.commons.configuration.SubsetConfiguration
  • org.apache.commons.lang.builder.ToStringBuilder
  • org.apache.hadoop.hbase.ipc.MetricsHBaseServerSourceImpl
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