public class CGroupElasticMemoryController extends Thread
Thread.State, Thread.UncaughtExceptionHandler| Modifier and Type | Field and Description |
|---|---|
protected static org.slf4j.Logger |
LOG |
MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY| Constructor and Description |
|---|
CGroupElasticMemoryController(org.apache.hadoop.conf.Configuration conf,
Context context,
CGroupsHandler cgroups,
boolean controlPhysicalMemory,
boolean controlVirtualMemory,
long limit)
Default constructor.
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| Modifier and Type | Method and Description |
|---|---|
static boolean |
isAvailable()
Checks if the CGroupElasticMemoryController is available on this system.
|
void |
run()
Main OOM listening thread.
|
void |
stopListening()
Stop listening to the cgroup.
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activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yieldpublic CGroupElasticMemoryController(org.apache.hadoop.conf.Configuration conf,
Context context,
CGroupsHandler cgroups,
boolean controlPhysicalMemory,
boolean controlVirtualMemory,
long limit)
throws org.apache.hadoop.yarn.exceptions.YarnException
conf - Yarn configuration to usecontext - Node manager context to out of memory handlercgroups - Cgroups handler configuredcontrolPhysicalMemory - Whether to listen to physical memory OOMcontrolVirtualMemory - Whether to listen to virtual memory OOMlimit - memory limit in bytesorg.apache.hadoop.yarn.exceptions.YarnException - Could not instantiate classpublic void stopListening()
public static boolean isAvailable()
public void run()
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