Package org.apache.druid.java.util.metrics

Class CgroupMemoryMonitor

java.lang.Object

org.apache.druid.java.util.metrics.AbstractMonitor

org.apache.druid.java.util.metrics.FeedDefiningMonitor

org.apache.druid.java.util.metrics.CgroupMemoryMonitor

All Implemented Interfaces:

Monitor

public class CgroupMemoryMonitor
extends FeedDefiningMonitor

Field Summary

Fields inherited from class org.apache.druid.java.util.metrics.FeedDefiningMonitor

DEFAULT_METRICS_FEED, feed

Constructor Summary

Constructors

Constructor	Description
CgroupMemoryMonitor()
CgroupMemoryMonitor(String feed)
CgroupMemoryMonitor(CgroupDiscoverer cgroupDiscoverer, String feed)

Method Summary

Modifier and Type	Method	Description
boolean	doMonitor(ServiceEmitter emitter)
static boolean	parseAndEmit(ServiceEmitter emitter, CgroupDiscoverer cgroupDiscoverer, String memoryUsageFile, String memoryLimitFile, FeedDefiningMonitor feedDefiningMonitor)	Common metric parser and emitter for both v1 and v2 cgroupMemory monitors.

Methods inherited from class org.apache.druid.java.util.metrics.FeedDefiningMonitor

builder

Methods inherited from class org.apache.druid.java.util.metrics.AbstractMonitor

isStarted, monitor, start, stop

Methods inherited from class java.lang.Object

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

Constructor Details

CgroupMemoryMonitor

public CgroupMemoryMonitor(CgroupDiscoverer cgroupDiscoverer,
 String feed)

CgroupMemoryMonitor

public CgroupMemoryMonitor(String feed)

CgroupMemoryMonitor

public CgroupMemoryMonitor()

Method Details

doMonitor

public boolean doMonitor(ServiceEmitter emitter)

Specified by:

doMonitor in class AbstractMonitor

parseAndEmit

public static boolean parseAndEmit(ServiceEmitter emitter,
 CgroupDiscoverer cgroupDiscoverer,
 String memoryUsageFile,
 String memoryLimitFile,
 FeedDefiningMonitor feedDefiningMonitor)

Common metric parser and emitter for both v1 and v2 cgroupMemory monitors.