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https://issues.apache.org/jira/browse/HBASE-12685?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14246303#comment-14246303
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Anoop Sam John commented on HBASE-12685:
----------------------------------------
LGTM
> TestSplitLogManager#testLogFilesAreArchived sometimes times out due to race
> condition
> --------------------------------------------------------------------------------------
>
> Key: HBASE-12685
> URL: https://issues.apache.org/jira/browse/HBASE-12685
> Project: HBase
> Issue Type: Test
> Reporter: Ted Yu
> Assignee: Ted Yu
> Priority: Minor
> Attachments: 12685-v1.txt
>
>
> From
> https://builds.apache.org/job/hbase-0.98/739/testReport/org.apache.hadoop.hbase.master/TestSplitLogManager/testLogFilesAreArchived/
> :
> {code}
> 2014-12-14 14:40:30,420 INFO [Thread-27] master.SplitLogManager(325):
> started splitting 1 logs in
> [/home/jenkins/jenkins-slave/workspace/HBase-0.98/hbase-server/target/test-data/c065c13d-bc83-48e7-9178-51a14df531c3/testLogFilesAreArchived/f7ae1e8f-c848-4089-b5b1-20aff73c81dd]
> 2014-12-14 14:40:30,422 WARN [Thread-31] master.TestSplitLogManager$5(527):
> org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode =
> NoNode for /hbase/splitWAL/f7ae1e8f-c848-4089-b5b1-20aff73c81dd%2Ffoo%2C1%2C1
> 2014-12-14 14:40:30,423 DEBUG [main-EventThread] master.SplitLogManager(703):
> put up splitlog task at znode
> /hbase/splitWAL/f7ae1e8f-c848-4089-b5b1-20aff73c81dd%2Ffoo%2C1%2C1
> {code}
> The thread which mocks split done called ZKUtil.setData() before
> SplitLogManager put up the splitlog task znode. The setting of done to true
> should exclude the above scenario.
> Otherwise log split task would miss the split done mock, resulting in test
> failure:
> {code}
> 2014-12-14 14:41:18,562 INFO [main-EventThread] master.SplitLogManager(753):
> task /hbase/splitWAL/RESCAN0000000004 entered state: DONE dummy-master,1,1
> 2014-12-14 14:41:18,563 DEBUG [main-EventThread]
> zookeeper.ZooKeeperWatcher(312):
> split-log-manager-testsa62d20ae-9904-4dc6-9e79-b7d98486dd49-0x14a493e58af0000,
> quorum=localhost:50869, baseZNode=/hbase Received ZooKeeper Event,
> type=NodeDeleted, state=SyncConnected, path=/hbase/splitWAL/RESCAN0000000004
> 2014-12-14 14:41:18,563 DEBUG [main-EventThread]
> master.SplitLogManager$DeleteAsyncCallback(1712): deleted
> /hbase/splitWAL/RESCAN0000000004
> 2014-12-14 14:41:18,563 DEBUG [main-EventThread] master.SplitLogManager(935):
> deleted task without in memory state /hbase/splitWAL/RESCAN0000000004
> 2014-12-14 14:41:20,562 INFO
> [dummy-master,1,1.splitLogManagerTimeoutMonitor]
> master.SplitLogManager$TimeoutMonitor(1502): total tasks = 1 unassigned = 1
> tasks={/hbase/splitWAL/f7ae1e8f-c848-4089-b5b1-20aff73c81dd%2Ffoo%2C1%2C1=last_update
> = -1 last_version = -1 cur_worker_name = null status = in_progress
> incarnation = 0 resubmits = 0 batch = installed = 1 done = 0 error = 0}
> 2014-12-14 14:41:25,568 INFO
> [dummy-master,1,1.splitLogManagerTimeoutMonitor]
> master.SplitLogManager$TimeoutMonitor(1502): total tasks = 1 unassigned = 1
> tasks={/hbase/splitWAL/f7ae1e8f-c848-4089-b5b1-20aff73c81dd%2Ffoo%2C1%2C1=last_update
> = -1 last_version = -1 cur_worker_name = null status = in_progress
> incarnation = 0 resubmits = 0 batch = installed = 1 done = 0 error = 0}
> 2014-12-14 14:41:30,399 WARN [Thread-27] master.SplitLogManager(441):
> Interrupted while waiting for log splits to be completed
> {code}
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