org.apache.hadoop.hbase.regionserver

Class TestWALLockup

java.lang.Object

org.apache.hadoop.hbase.regionserver.TestWALLockup

public class TestWALLockup
extends Object

Testing for lock up of FSHLog.

Field Summary

Fields

Modifier and Type	Field and Description
static HBaseClassTestRule	CLASS_RULE
org.junit.rules.TestName	name
protected TableName	tableName

Constructor Summary

Constructors

Constructor and Description
TestWALLockup()

Method Summary

Modifier and Type	Method and Description
void	setup()
void	tearDown()
void	testLockupWhenSyncInMiddleOfZigZagSetup() Reproduce locking up that happens when we get an inopportune sync during setup for zigzaglatch wait.
void	testRingBufferEventHandlerStuckWhenSyncFailed() If below is broken, we will see this test timeout because RingBufferEventHandler was stuck in attainSafePoint.

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

name

public org.junit.rules.TestName name

tableName

protected TableName tableName

Constructor Detail

TestWALLockup

public TestWALLockup()

Method Detail

setup

public void setup()
           throws IOException

Throws:

IOException

tearDown

public void tearDown()
              throws Exception

Throws:

Exception

testLockupWhenSyncInMiddleOfZigZagSetup

public void testLockupWhenSyncInMiddleOfZigZagSetup()
                                             throws IOException

Reproduce locking up that happens when we get an inopportune sync during setup for zigzaglatch wait. See HBASE-14317. If below is broken, we will see this test timeout because it is locked up.

First I need to set up some mocks for Server and RegionServerServices. I also need to set up a dodgy WAL that will throw an exception when we go to append to it.

Throws:

IOException

testRingBufferEventHandlerStuckWhenSyncFailed

public void testRingBufferEventHandlerStuckWhenSyncFailed()
                                                   throws IOException,
                                                          InterruptedException

If below is broken, we will see this test timeout because RingBufferEventHandler was stuck in attainSafePoint. Everyone will wait for sync to finish forever. See HBASE-14317.

Throws:

IOException

InterruptedException