org.apache.hadoop.hbase.io

Interface MetricsIOSource

All Superinterfaces:

BaseSource

All Known Implementing Classes:

MetricsIOSourceImpl

@InterfaceAudience.Private
public interface MetricsIOSource
extends BaseSource

Field Summary

Fields

Modifier and Type	Field and Description
static String	CHECKSUM_FAILURES_DESC
static String	CHECKSUM_FAILURES_KEY
static String	FS_PREAD_TIME_HISTO_DESC
static String	FS_PREAD_TIME_HISTO_KEY
static String	FS_READ_TIME_HISTO_DESC
static String	FS_READ_TIME_HISTO_KEY
static String	FS_WRITE_HISTO_KEY
static String	FS_WRITE_TIME_HISTO_DESC
static String	METRICS_CONTEXT The name of the metrics context that metrics will be under.
static String	METRICS_DESCRIPTION Description
static String	METRICS_JMX_CONTEXT The name of the metrics context that metrics will be under in jmx
static String	METRICS_NAME The name of the metrics

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

HBASE_METRICS_SYSTEM_NAME

Method Summary

Modifier and Type	Method and Description
void	updateFsPReadTime(long t) Update the fs positional read time histogram
void	updateFsReadTime(long t) Update the fs sequential read time histogram
void	updateFsWriteTime(long t) Update the fs write time histogram

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

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

Field Detail

METRICS_NAME

static final String METRICS_NAME

The name of the metrics

See Also:

Constant Field Values

METRICS_CONTEXT

static final String METRICS_CONTEXT

The name of the metrics context that metrics will be under.

See Also:

Constant Field Values

METRICS_DESCRIPTION

static final String METRICS_DESCRIPTION

Description

See Also:

Constant Field Values

METRICS_JMX_CONTEXT

static final String METRICS_JMX_CONTEXT

The name of the metrics context that metrics will be under in jmx

See Also:

Constant Field Values

FS_READ_TIME_HISTO_KEY

static final String FS_READ_TIME_HISTO_KEY

See Also:

Constant Field Values

FS_PREAD_TIME_HISTO_KEY

static final String FS_PREAD_TIME_HISTO_KEY

See Also:

Constant Field Values

FS_WRITE_HISTO_KEY

static final String FS_WRITE_HISTO_KEY

See Also:

Constant Field Values

CHECKSUM_FAILURES_KEY

static final String CHECKSUM_FAILURES_KEY

See Also:

Constant Field Values

FS_READ_TIME_HISTO_DESC

static final String FS_READ_TIME_HISTO_DESC

See Also:

Constant Field Values

FS_PREAD_TIME_HISTO_DESC

static final String FS_PREAD_TIME_HISTO_DESC

See Also:

Constant Field Values

FS_WRITE_TIME_HISTO_DESC

static final String FS_WRITE_TIME_HISTO_DESC

See Also:

Constant Field Values

CHECKSUM_FAILURES_DESC

static final String CHECKSUM_FAILURES_DESC

See Also:

Constant Field Values

Method Detail

updateFsReadTime

void updateFsReadTime(long t)

Update the fs sequential read time histogram

Parameters:

t - time it took, in milliseconds

updateFsPReadTime

void updateFsPReadTime(long t)

Update the fs positional read time histogram

Parameters:

t - time it took, in milliseconds

updateFsWriteTime

void updateFsWriteTime(long t)

Update the fs write time histogram

Parameters:

t - time it took, in milliseconds