org.apache.hadoop.metrics2.annotation.Metric Java Examples
The following examples show how to use
org.apache.hadoop.metrics2.annotation.Metric.
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Example #1
Source File: NameNodeMetrics.java From big-c with Apache License 2.0 | 6 votes |
@Metric("Number of file system operations") public long totalFileOps(){ return getBlockLocations.value() + createFileOps.value() + filesAppended.value() + addBlockOps.value() + getAdditionalDatanodeOps.value() + filesRenamed.value() + filesTruncated.value() + deleteFileOps.value() + getListingOps.value() + fileInfoOps.value() + getLinkTargetOps.value() + createSnapshotOps.value() + deleteSnapshotOps.value() + allowSnapshotOps.value() + disallowSnapshotOps.value() + renameSnapshotOps.value() + listSnapshottableDirOps.value() + createSymlinkOps.value() + snapshotDiffReportOps.value(); }
Example #2
Source File: MethodMetric.java From hadoop with Apache License 2.0 | 6 votes |
private MutableMetric newImpl(Metric.Type metricType) { Class<?> resType = method.getReturnType(); switch (metricType) { case COUNTER: return newCounter(resType); case GAUGE: return newGauge(resType); case DEFAULT: return resType == String.class ? newTag(resType) : newGauge(resType); case TAG: return newTag(resType); default: checkArg(metricType, false, "unsupported metric type"); return null; } }
Example #3
Source File: MethodMetric.java From big-c with Apache License 2.0 | 6 votes |
private MutableMetric newImpl(Metric.Type metricType) { Class<?> resType = method.getReturnType(); switch (metricType) { case COUNTER: return newCounter(resType); case GAUGE: return newGauge(resType); case DEFAULT: return resType == String.class ? newTag(resType) : newGauge(resType); case TAG: return newTag(resType); default: checkArg(metricType, false, "unsupported metric type"); return null; } }
Example #4
Source File: NameNodeMetrics.java From hadoop with Apache License 2.0 | 6 votes |
@Metric("Number of file system operations") public long totalFileOps(){ return getBlockLocations.value() + createFileOps.value() + filesAppended.value() + addBlockOps.value() + getAdditionalDatanodeOps.value() + filesRenamed.value() + filesTruncated.value() + deleteFileOps.value() + getListingOps.value() + fileInfoOps.value() + getLinkTargetOps.value() + createSnapshotOps.value() + deleteSnapshotOps.value() + allowSnapshotOps.value() + disallowSnapshotOps.value() + renameSnapshotOps.value() + listSnapshottableDirOps.value() + createSymlinkOps.value() + snapshotDiffReportOps.value(); }
Example #5
Source File: MutableMetricsFactory.java From big-c with Apache License 2.0 | 5 votes |
protected MetricsInfo getInfo(Metric annotation, String defaultName) { String[] value = annotation.value(); if (value.length == 2) { return Interns.info(value[0], value[1]); } if (value.length == 1) { return Interns.info(defaultName, value[0]); } return Interns.info(defaultName, defaultName); }
Example #6
Source File: JournalMetrics.java From big-c with Apache License 2.0 | 5 votes |
@Metric("Last accepted epoch") public long getLastPromisedEpoch() { try { return journal.getLastPromisedEpoch(); } catch (IOException e) { return -1L; } }
Example #7
Source File: JournalMetrics.java From big-c with Apache License 2.0 | 5 votes |
@Metric("Number of transactions that this JN is lagging") public long getCurrentLagTxns() { try { return journal.getCurrentLagTxns(); } catch (IOException e) { return -1L; } }
Example #8
Source File: MetricsSourceBuilder.java From big-c with Apache License 2.0 | 5 votes |
private void add(Object source, Method method) { for (Annotation annotation : method.getAnnotations()) { if (!(annotation instanceof Metric)) continue; factory.newForMethod(source, method, (Metric) annotation, registry); hasAtMetric = true; } }
Example #9
Source File: MutableMetricsFactory.java From big-c with Apache License 2.0 | 5 votes |
MutableMetric newForField(Field field, Metric annotation, MetricsRegistry registry) { if (LOG.isDebugEnabled()) { LOG.debug("field "+ field +" with annotation "+ annotation); } MetricsInfo info = getInfo(annotation, field); MutableMetric metric = newForField(field, annotation); if (metric != null) { registry.add(info.name(), metric); return metric; } final Class<?> cls = field.getType(); if (cls == MutableCounterInt.class) { return registry.newCounter(info, 0); } if (cls == MutableCounterLong.class) { return registry.newCounter(info, 0L); } if (cls == MutableGaugeInt.class) { return registry.newGauge(info, 0); } if (cls == MutableGaugeLong.class) { return registry.newGauge(info, 0L); } if (cls == MutableRate.class) { return registry.newRate(info.name(), info.description(), annotation.always()); } if (cls == MutableRates.class) { return new MutableRates(registry); } if (cls == MutableStat.class) { return registry.newStat(info.name(), info.description(), annotation.sampleName(), annotation.valueName(), annotation.always()); } throw new MetricsException("Unsupported metric field "+ field.getName() + " of type "+ field.getType().getName()); }
Example #10
Source File: MutableMetricsFactory.java From big-c with Apache License 2.0 | 5 votes |
MutableMetric newForMethod(Object source, Method method, Metric annotation, MetricsRegistry registry) { if (LOG.isDebugEnabled()) { LOG.debug("method "+ method +" with annotation "+ annotation); } MetricsInfo info = getInfo(annotation, method); MutableMetric metric = newForMethod(source, method, annotation); metric = metric != null ? metric : new MethodMetric(source, method, info, annotation.type()); registry.add(info.name(), metric); return metric; }
Example #11
Source File: JournalMetrics.java From big-c with Apache License 2.0 | 5 votes |
@Metric("Current writer's epoch") public long getLastWriterEpoch() { try { return journal.getLastWriterEpoch(); } catch (IOException e) { return -1L; } }
Example #12
Source File: MethodMetric.java From hadoop with Apache License 2.0 | 5 votes |
MethodMetric(Object obj, Method method, MetricsInfo info, Metric.Type type) { this.obj = checkNotNull(obj, "object"); this.method = checkArg(method, method.getParameterTypes().length == 0, "Metric method should have no arguments"); this.method.setAccessible(true); this.info = checkNotNull(info, "info"); impl = newImpl(checkNotNull(type, "metric type")); }
Example #13
Source File: MutableMetricsFactory.java From hadoop with Apache License 2.0 | 5 votes |
protected MetricsInfo getInfo(Metric annotation, String defaultName) { String[] value = annotation.value(); if (value.length == 2) { return Interns.info(value[0], value[1]); } if (value.length == 1) { return Interns.info(defaultName, value[0]); } return Interns.info(defaultName, defaultName); }
Example #14
Source File: MethodMetric.java From big-c with Apache License 2.0 | 5 votes |
MethodMetric(Object obj, Method method, MetricsInfo info, Metric.Type type) { this.obj = checkNotNull(obj, "object"); this.method = checkArg(method, method.getParameterTypes().length == 0, "Metric method should have no arguments"); this.method.setAccessible(true); this.info = checkNotNull(info, "info"); impl = newImpl(checkNotNull(type, "metric type")); }
Example #15
Source File: MutableMetricsFactory.java From hadoop with Apache License 2.0 | 5 votes |
MutableMetric newForMethod(Object source, Method method, Metric annotation, MetricsRegistry registry) { if (LOG.isDebugEnabled()) { LOG.debug("method "+ method +" with annotation "+ annotation); } MetricsInfo info = getInfo(annotation, method); MutableMetric metric = newForMethod(source, method, annotation); metric = metric != null ? metric : new MethodMetric(source, method, info, annotation.type()); registry.add(info.name(), metric); return metric; }
Example #16
Source File: MutableMetricsFactory.java From hadoop with Apache License 2.0 | 5 votes |
MutableMetric newForField(Field field, Metric annotation, MetricsRegistry registry) { if (LOG.isDebugEnabled()) { LOG.debug("field "+ field +" with annotation "+ annotation); } MetricsInfo info = getInfo(annotation, field); MutableMetric metric = newForField(field, annotation); if (metric != null) { registry.add(info.name(), metric); return metric; } final Class<?> cls = field.getType(); if (cls == MutableCounterInt.class) { return registry.newCounter(info, 0); } if (cls == MutableCounterLong.class) { return registry.newCounter(info, 0L); } if (cls == MutableGaugeInt.class) { return registry.newGauge(info, 0); } if (cls == MutableGaugeLong.class) { return registry.newGauge(info, 0L); } if (cls == MutableRate.class) { return registry.newRate(info.name(), info.description(), annotation.always()); } if (cls == MutableRates.class) { return new MutableRates(registry); } if (cls == MutableStat.class) { return registry.newStat(info.name(), info.description(), annotation.sampleName(), annotation.valueName(), annotation.always()); } throw new MetricsException("Unsupported metric field "+ field.getName() + " of type "+ field.getType().getName()); }
Example #17
Source File: MetricsSourceBuilder.java From hadoop with Apache License 2.0 | 5 votes |
private void add(Object source, Method method) { for (Annotation annotation : method.getAnnotations()) { if (!(annotation instanceof Metric)) continue; factory.newForMethod(source, method, (Metric) annotation, registry); hasAtMetric = true; } }
Example #18
Source File: JournalMetrics.java From hadoop with Apache License 2.0 | 5 votes |
@Metric("Number of transactions that this JN is lagging") public long getCurrentLagTxns() { try { return journal.getCurrentLagTxns(); } catch (IOException e) { return -1L; } }
Example #19
Source File: JournalMetrics.java From hadoop with Apache License 2.0 | 5 votes |
@Metric("Last accepted epoch") public long getLastPromisedEpoch() { try { return journal.getLastPromisedEpoch(); } catch (IOException e) { return -1L; } }
Example #20
Source File: JournalMetrics.java From hadoop with Apache License 2.0 | 5 votes |
@Metric("Current writer's epoch") public long getLastWriterEpoch() { try { return journal.getLastWriterEpoch(); } catch (IOException e) { return -1L; } }
Example #21
Source File: IPCLoggerChannelMetrics.java From big-c with Apache License 2.0 | 4 votes |
@Metric("The number of transactions the remote log is lagging behind the " + "quorum") public long getCurrentLagTxns() { return ch.getLagTxns(); }
Example #22
Source File: IPCLoggerChannelMetrics.java From big-c with Apache License 2.0 | 4 votes |
@Metric("Is the remote logger out of sync with the quorum") public String isOutOfSync() { return Boolean.toString(ch.isOutOfSync()); }
Example #23
Source File: IPCLoggerChannelMetrics.java From big-c with Apache License 2.0 | 4 votes |
@Metric("The number of milliseconds the remote log is lagging behind the " + "quorum") public long getLagTimeMillis() { return ch.getLagTimeMillis(); }
Example #24
Source File: IPCLoggerChannelMetrics.java From big-c with Apache License 2.0 | 4 votes |
@Metric("The number of bytes of pending data to be sent to the remote node") public int getQueuedEditsSize() { return ch.getQueuedEditsSize(); }
Example #25
Source File: TestFileSink.java From big-c with Apache License 2.0 | 4 votes |
@Metric(value={"testTag1", ""}, type=Type.TAG) String testTag1() { return "testTagValue1"; }
Example #26
Source File: IPCLoggerChannelMetrics.java From hadoop with Apache License 2.0 | 4 votes |
@Metric("Is the remote logger out of sync with the quorum") public String isOutOfSync() { return Boolean.toString(ch.isOutOfSync()); }
Example #27
Source File: RpcMetrics.java From big-c with Apache License 2.0 | 4 votes |
@Metric("Number of open connections") public int numOpenConnections() { return server.getNumOpenConnections(); }
Example #28
Source File: TestFileSink.java From big-c with Apache License 2.0 | 4 votes |
@Metric(value={"testTag2", ""}, type=Type.TAG) String gettestTag2() { return "testTagValue2"; }
Example #29
Source File: TestFileSink.java From big-c with Apache License 2.0 | 4 votes |
@Metric(value={"testTag22", ""}, type=Type.TAG) String testTag1() { return "testTagValue22"; }
Example #30
Source File: RpcMetrics.java From big-c with Apache License 2.0 | 4 votes |
@Metric("Length of the call queue") public int callQueueLength() { return server.getCallQueueLen(); }