org.apache.cassandra.utils

Class JVMStabilityInspector

java.lang.Object

org.apache.cassandra.utils.JVMStabilityInspector

public final class JVMStabilityInspector
extends java.lang.Object

Responsible for deciding whether to kill the JVM if it gets in an "unstable" state (think OOM).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JVMStabilityInspector.Killer

Method Summary

Modifier and Type	Method and Description
static void	inspectCommitLogThrowable(java.lang.Throwable t)
static void	inspectThrowable(java.lang.Throwable t) Certain Throwables and Exceptions represent "Die" conditions for the server.
static void	killCurrentJVM(java.lang.Throwable t, boolean quiet)
static JVMStabilityInspector.Killer	replaceKiller(JVMStabilityInspector.Killer newKiller)

Methods inherited from class java.lang.Object

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

Method Detail

inspectThrowable

public static void inspectThrowable(java.lang.Throwable t)

Certain Throwables and Exceptions represent "Die" conditions for the server. This recursively checks the input Throwable's cause hierarchy until null.

Parameters:

t - The Throwable to check for server-stop conditions

inspectCommitLogThrowable

public static void inspectCommitLogThrowable(java.lang.Throwable t)

killCurrentJVM

public static void killCurrentJVM(java.lang.Throwable t,
                                  boolean quiet)

replaceKiller

public static JVMStabilityInspector.Killer replaceKiller(JVMStabilityInspector.Killer newKiller)