Package org.apache.hadoop.hbase.master

Class MetricsMasterSourceImpl

java.lang.Object

org.apache.hadoop.hbase.metrics.BaseSourceImpl

org.apache.hadoop.hbase.master.MetricsMasterSourceImpl

All Implemented Interfaces:

MetricsMasterSource, BaseSource, org.apache.hadoop.metrics2.MetricsSource

@Private
public class MetricsMasterSourceImpl
extends BaseSourceImpl
implements MetricsMasterSource

Hadoop2 implementation of MetricsMasterSource. Implements BaseSource through BaseSourceImpl, following the pattern

Field Summary

Fields

Modifier and Type	Field	Description
private MutableFastCounter	clusterReadRequestsCounter
private MutableFastCounter	clusterRequestsCounter
private MutableFastCounter	clusterWriteRequestsCounter
private final MetricsMasterWrapper	masterWrapper
private OperationMetrics	serverCrashMetrics

Fields inherited from class org.apache.hadoop.hbase.metrics.BaseSourceImpl

metricsAdapter, metricsContext, metricsDescription, metricsJmxContext, metricsName, metricsRegistry, registry

Fields inherited from interface org.apache.hadoop.hbase.metrics.BaseSource

HBASE_METRICS_SYSTEM_NAME

Fields inherited from interface org.apache.hadoop.hbase.master.MetricsMasterSource

AVERAGE_LOAD_DESC, AVERAGE_LOAD_NAME, CLUSTER_ID_DESC, CLUSTER_ID_NAME, CLUSTER_READ_REQUESTS_NAME, CLUSTER_REQUESTS_NAME, CLUSTER_WRITE_REQUESTS_NAME, DEAD_REGION_SERVERS_DESC, DEAD_REGION_SERVERS_NAME, DRAINING_REGION_SERVER_DESC, DRAINING_REGION_SERVER_NAME, IS_ACTIVE_MASTER_DESC, IS_ACTIVE_MASTER_NAME, LIVE_REGION_SERVERS_DESC, LIVE_REGION_SERVERS_NAME, MASTER_ACTIVE_TIME_DESC, MASTER_ACTIVE_TIME_NAME, MASTER_FINISHED_INITIALIZATION_TIME_DESC, MASTER_FINISHED_INITIALIZATION_TIME_NAME, MASTER_START_TIME_DESC, MASTER_START_TIME_NAME, MERGE_PLAN_COUNT_DESC, MERGE_PLAN_COUNT_NAME, METRICS_CONTEXT, METRICS_DESCRIPTION, METRICS_JMX_CONTEXT, METRICS_NAME, NUM_DEAD_REGION_SERVERS_NAME, NUM_DRAINING_REGION_SERVERS_NAME, NUM_REGION_SERVERS_NAME, NUMBER_OF_DEAD_REGION_SERVERS_DESC, NUMBER_OF_DRAINING_REGION_SERVERS_DESC, NUMBER_OF_REGION_SERVERS_DESC, OFFLINE_REGION_COUNT_DESC, OFFLINE_REGION_COUNT_NAME, OLD_WAL_DIR_SIZE_DESC, OLD_WAL_DIR_SIZE_NAME, ONLINE_REGION_COUNT_DESC, ONLINE_REGION_COUNT_NAME, SERVER_CRASH_METRIC_PREFIX, SERVER_NAME_DESC, SERVER_NAME_NAME, SPLIT_PLAN_COUNT_DESC, SPLIT_PLAN_COUNT_NAME, ZOOKEEPER_QUORUM_DESC, ZOOKEEPER_QUORUM_NAME

Constructor Summary

Constructors

Constructor	Description
MetricsMasterSourceImpl(String metricsName, String metricsDescription, String metricsContext, String metricsJmxContext, MetricsMasterWrapper masterWrapper)
MetricsMasterSourceImpl(MetricsMasterWrapper masterWrapper)

Method Summary

Modifier and Type	Method	Description
void	getMetrics(org.apache.hadoop.metrics2.MetricsCollector metricsCollector, boolean all)
OperationMetrics	getServerCrashMetrics()	Returns OperationMetrics containing common metrics for server crash operation
void	incReadRequests(long inc)	Increment the number of read requests the cluster has seen.
void	incRequests(long inc)	Increment the number of requests the cluster has seen.
void	incWriteRequests(long inc)	Increment the number of write requests the cluster has seen.
void	init()	Clear out the metrics and re-prepare the source.

Methods inherited from class org.apache.hadoop.hbase.metrics.BaseSourceImpl

decGauge, getMetricsContext, getMetricsDescription, getMetricsJmxContext, getMetricsName, getMetricsRegistry, incCounters, incGauge, removeMetric, setGauge, updateHistogram

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.hadoop.hbase.metrics.BaseSource

decGauge, getMetricRegistryInfo, getMetricsContext, getMetricsDescription, getMetricsJmxContext, getMetricsName, incCounters, incGauge, removeMetric, setGauge, updateHistogram

Field Details

masterWrapper

private final MetricsMasterWrapper masterWrapper

clusterRequestsCounter

private MutableFastCounter clusterRequestsCounter

clusterReadRequestsCounter

private MutableFastCounter clusterReadRequestsCounter

clusterWriteRequestsCounter

private MutableFastCounter clusterWriteRequestsCounter

serverCrashMetrics

private OperationMetrics serverCrashMetrics

Constructor Details

MetricsMasterSourceImpl

public MetricsMasterSourceImpl(MetricsMasterWrapper masterWrapper)

MetricsMasterSourceImpl

public MetricsMasterSourceImpl(String metricsName,
 String metricsDescription,
 String metricsContext,
 String metricsJmxContext,
 MetricsMasterWrapper masterWrapper)

Method Details

init

public void init()

Description copied from interface: BaseSource

Clear out the metrics and re-prepare the source.

Specified by:

init in interface BaseSource

Overrides:

init in class BaseSourceImpl

incRequests

public void incRequests(long inc)

Description copied from interface: MetricsMasterSource

Increment the number of requests the cluster has seen.

Specified by:

incRequests in interface MetricsMasterSource

Parameters:

inc - Ammount to increment the total by.

incReadRequests

public void incReadRequests(long inc)

Description copied from interface: MetricsMasterSource

Increment the number of read requests the cluster has seen.

Specified by:

incReadRequests in interface MetricsMasterSource

Parameters:

inc - Ammount to increment the total by.

incWriteRequests

public void incWriteRequests(long inc)

Description copied from interface: MetricsMasterSource

Increment the number of write requests the cluster has seen.

Specified by:

incWriteRequests in interface MetricsMasterSource

Parameters:

inc - Ammount to increment the total by.

getMetrics

public void getMetrics(org.apache.hadoop.metrics2.MetricsCollector metricsCollector,
 boolean all)

Specified by:

getMetrics in interface org.apache.hadoop.metrics2.MetricsSource

Overrides:

getMetrics in class BaseSourceImpl

getServerCrashMetrics

public OperationMetrics getServerCrashMetrics()

Description copied from interface: MetricsMasterSource

Returns OperationMetrics containing common metrics for server crash operation

Specified by:

getServerCrashMetrics in interface MetricsMasterSource