Package org.apache.hadoop.hbase.regionserver

Class TestMemStoreLAB

java.lang.Object

org.apache.hadoop.hbase.regionserver.TestMemStoreLAB

@Tag("org.apache.hadoop.hbase.testclassification.RegionServerTests") @Tag("org.apache.hadoop.hbase.testclassification.MediumTests")
public class TestMemStoreLAB
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	TestMemStoreLAB.AllocRecord

Field Summary

Fields

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

Constructor Summary

Constructors

Constructor	Description
TestMemStoreLAB()

Method Summary

Modifier and Type	Method	Description
private Thread	getChunkQueueTestThread(org.apache.hadoop.hbase.regionserver.MemStoreLABImpl mslab, String threadName, org.apache.hadoop.hbase.ExtendedCell cellToCopyInto)
static void	setUpBeforeClass()
static void	tearDownAfterClass()
void	testForceCopyOfBigCellInto()	Test cell with right length, which constructed by testForceCopyOfBigCellInto.
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 Details

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 Details

TestMemStoreLAB

public TestMemStoreLAB()

Method Details

setUpBeforeClass

@BeforeAll
public static void setUpBeforeClass()
                             throws Exception

Throws:

Exception

tearDownAfterClass

@AfterAll
public static void tearDownAfterClass()
                               throws Exception

Throws:

Exception

testLABRandomAllocation

@Test
public void testLABRandomAllocation()

Test a bunch of random allocations

testLABLargeAllocation

@Test
public void testLABLargeAllocation()

testLABThreading

@Test
public void testLABThreading()
                      throws Exception

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

Throws:

Exception

testLABChunkQueue

@Test
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

testForceCopyOfBigCellInto

@Test
public void testForceCopyOfBigCellInto()

Test cell with right length, which constructed by testForceCopyOfBigCellInto. (HBASE-26467)

getChunkQueueTestThread

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