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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-15855) TestSplitTransactionOnCluster#testFailedSplit may fail due to pending dead server processing
Date Wed, 18 May 2016 18:23:13 GMT
Ted Yu created HBASE-15855:
------------------------------

             Summary: TestSplitTransactionOnCluster#testFailedSplit may fail due to pending
dead server processing
                 Key: HBASE-15855
                 URL: https://issues.apache.org/jira/browse/HBASE-15855
             Project: HBase
          Issue Type: Test
            Reporter: Ted Yu
            Priority: Minor
         Attachments: testFailedSplit.err

Sometimes TestSplitTransactionOnCluster#testFailedSplit fails with:
{code}
java.lang.AssertionError: null
	at org.junit.Assert.fail(Assert.java:86)
	at org.junit.Assert.assertTrue(Assert.java:41)
	at org.junit.Assert.assertTrue(Assert.java:52)
	at org.apache.hadoop.hbase.regionserver.TestSplitTransactionOnCluster.testFailedSplit(TestSplitTransactionOnCluster.java:1339)
{code}
Here was the reason:
{code}
2016-05-12 14:38:31,022 INFO  [RS:5;c66-slave-20176e25-5:40721-splits-1463063900610] regionserver.SplitRequest(143):
Split transaction journal:
	STARTED at 1463063910621
	PREPARED at 1463063910628
	BEFORE_PRE_SPLIT_HOOK at 1463063910628
	AFTER_PRE_SPLIT_HOOK at 1463063910628
	SET_SPLITTING at 1463063910632
	CREATE_SPLIT_DIR at 1463063910743
	CLOSED_PARENT_REGION at 1463063910768
	OFFLINED_PARENT at 1463063910768
	STARTED_REGION_A_CREATION at 1463063910839
	STARTED_REGION_B_CREATION at 1463063910889
2016-05-12 14:38:31,023 DEBUG [Thread-1689-EventThread] zookeeper.ZooKeeperWatcher(511): hbase-admin-on-hconnection-0x9755dd10x0,
quorum=localhost:49482, baseZNode=/hbase Received ZooKeeper Event, type=None, state=SyncConnected,
path=null
2016-05-12 14:38:31,025 DEBUG [Thread-1689-EventThread] zookeeper.ZooKeeperWatcher(574): hbase-admin-on-hconnection-0x9755dd1-0x154a566b247001f
connected
2016-05-12 14:38:31,052 DEBUG [B.defaultRpcServer.handler=3,queue=0,port=54033] master.HMaster(1373):
Not running balancer because processing dead regionserver(s): c66-slave-20176e25-5.novalocal,49562,1463063863793
2016-05-12 14:38:31,054 INFO  [Thread-1689] client.ConnectionManager$HConnectionImplementation(1684):
Closing zookeeper sessionid=0x154a566b247001c
{code}
We should account for dead server processing before making the assertion.



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