Package org.apache.beam.runners.spark.structuredstreaming.metrics.sink

Class CodahaleGraphiteSink

java.lang.Object

org.apache.beam.runners.spark.structuredstreaming.metrics.sink.CodahaleGraphiteSink

All Implemented Interfaces:

org.apache.spark.metrics.sink.Sink

public class CodahaleGraphiteSink
extends Object
implements org.apache.spark.metrics.sink.Sink

A Sink for Spark's metric system reporting metrics (including Beam step metrics) to Graphite.

The sink is configured using Spark configuration parameters, for example:

 "spark.metrics.conf.*.sink.graphite.class"="org.apache.beam.runners.spark.structuredstreaming.metrics.sink.CodahaleGraphiteSink"
 "spark.metrics.conf.*.sink.graphite.host"="<graphite_hostname>"
 "spark.metrics.conf.*.sink.graphite.port"=<graphite_listening_port>
 "spark.metrics.conf.*.sink.graphite.period"=10
 "spark.metrics.conf.*.sink.graphite.unit"=seconds
 "spark.metrics.conf.*.sink.graphite.prefix"="<optional_prefix>"
 "spark.metrics.conf.*.sink.graphite.regex"="<optional_regex_to_send_matching_metrics>"
 

Constructor Summary

Constructors

Constructor	Description
CodahaleGraphiteSink(Properties properties, com.codahale.metrics.MetricRegistry metricRegistry)	Constructor for Spark 3.2.x and later.
CodahaleGraphiteSink(Properties properties, com.codahale.metrics.MetricRegistry metricRegistry, org.apache.spark.SecurityManager securityMgr)	Constructor for Spark 3.1.x and earlier.

Method Summary

Modifier and Type	Method	Description
void	report()
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Constructor Details

CodahaleGraphiteSink

public CodahaleGraphiteSink(Properties properties,
 com.codahale.metrics.MetricRegistry metricRegistry,
 org.apache.spark.SecurityManager securityMgr)

Constructor for Spark 3.1.x and earlier.

CodahaleGraphiteSink

public CodahaleGraphiteSink(Properties properties,
 com.codahale.metrics.MetricRegistry metricRegistry)

Constructor for Spark 3.2.x and later.

Method Details

start

public void start()

Specified by:

start in interface org.apache.spark.metrics.sink.Sink

stop

public void stop()

Specified by:

stop in interface org.apache.spark.metrics.sink.Sink

report

public void report()

Specified by:

report in interface org.apache.spark.metrics.sink.Sink