org.apache.hadoop.hbase.regionserver

Class TestMemStoreLAB

java.lang.Object

org.apache.hadoop.hbase.regionserver.TestMemStoreLAB

public class TestMemStoreLAB
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	TestMemStoreLAB.AllocRecord

Field Summary

Fields

Modifier and Type	Field and Description
private static byte[]	cf
static HBaseClassTestRule	CLASS_RULE
private static org.apache.hadoop.conf.Configuration	conf
private static byte[]	q
private static byte[]	rk

Constructor Summary

Constructors

Constructor and Description
TestMemStoreLAB()

Method Summary

Modifier and Type	Method and Description
private Thread	getChunkQueueTestThread(org.apache.hadoop.hbase.regionserver.MemStoreLABImpl mslab, String threadName, org.apache.hadoop.hbase.Cell cellToCopyInto)
static void	setUpBeforeClass()
static void	tearDownAfterClass()
void	testLABChunkQueue() Test frequent chunk retirement with chunk pool triggered by lots of threads, making sure there's no memory leak (HBASE-16195)
void	testLABLargeAllocation()
void	testLABRandomAllocation() Test a bunch of random allocations
void	testLABThreading() Test allocation from lots of threads, making sure the results don't overlap in any way

Methods inherited from class java.lang.Object

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

Field Detail

CLASS_RULE

public static final HBaseClassTestRule CLASS_RULE

conf

private static final org.apache.hadoop.conf.Configuration conf

rk

private static final byte[] rk

cf

private static final byte[] cf

q

private static final byte[] q

Constructor Detail

TestMemStoreLAB

public TestMemStoreLAB()

Method Detail

setUpBeforeClass

public static void setUpBeforeClass()
                             throws Exception

Throws:

Exception

tearDownAfterClass

public static void tearDownAfterClass()
                               throws Exception

Throws:

Exception

testLABRandomAllocation

public void testLABRandomAllocation()

Test a bunch of random allocations

testLABLargeAllocation

public void testLABLargeAllocation()

testLABThreading

public void testLABThreading()
                      throws Exception

Test allocation from lots of threads, making sure the results don't overlap in any way

Throws:

Exception

testLABChunkQueue

public void testLABChunkQueue()
                       throws Exception

Test frequent chunk retirement with chunk pool triggered by lots of threads, making sure there's no memory leak (HBASE-16195)

Throws:

Exception - if any error occurred

getChunkQueueTestThread

private Thread getChunkQueueTestThread(org.apache.hadoop.hbase.regionserver.MemStoreLABImpl mslab,
                                       String threadName,
                                       org.apache.hadoop.hbase.Cell cellToCopyInto)