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https://issues.apache.org/jira/browse/HBASE-4876?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ted Yu resolved HBASE-4876.
---------------------------
Resolution: Cannot Reproduce
> TestDistributedLogSplitting#testWorkerAbort occasionally fails
> --------------------------------------------------------------
>
> Key: HBASE-4876
> URL: https://issues.apache.org/jira/browse/HBASE-4876
> Project: HBase
> Issue Type: Bug
> Reporter: Ted Yu
>
> From
> https://builds.apache.org/view/G-L/view/HBase/job/HBase-TRUNK/2486/testReport/org.apache.hadoop.hbase.master/TestDistributedLogSplitting/testWorkerAbort/:
> {code}
> 2011-11-26 18:10:25,075 DEBUG
> [SplitLogWorker-janus.apache.org,42484,1322330994864] wal.HLogSplitter(460):
> Closed
> hdfs://localhost:47236/user/jenkins/splitlog/janus.apache.org,42484,1322330994864_hdfs%3A%2F%2Flocalhost%3A47236%2Fuser%2Fjenkins%2F.logs%2Fjanus.apache.org%2C42484%2C1322330994864%2Fjanus.apache.org%252C42484%252C1322330994864.1322330997838/table/be67e8c1df1e77e93181ff7300e77639/recovered.edits/0000000000000000152
> 2011-11-26 18:10:25,075 DEBUG
> [SplitLogWorker-janus.apache.org,42484,1322330994864] wal.HLogSplitter(460):
> Closed
> hdfs://localhost:47236/user/jenkins/splitlog/janus.apache.org,42484,1322330994864_hdfs%3A%2F%2Flocalhost%3A47236%2Fuser%2Fjenkins%2F.logs%2Fjanus.apache.org%2C42484%2C1322330994864%2Fjanus.apache.org%252C42484%252C1322330994864.1322330997838/table/bf112e57fbaa65c12accfafaaa4dc2b0/recovered.edits/0000000000000000167
> 2011-11-26 18:10:25,075 DEBUG
> [SplitLogWorker-janus.apache.org,42484,1322330994864] wal.HLogSplitter(460):
> Closed
> hdfs://localhost:47236/user/jenkins/splitlog/janus.apache.org,42484,1322330994864_hdfs%3A%2F%2Flocalhost%3A47236%2Fuser%2Fjenkins%2F.logs%2Fjanus.apache.org%2C42484%2C1322330994864%2Fjanus.apache.org%252C42484%252C1322330994864.1322330997838/table/bfb6983046589215ed8e6cb0e60dd803/recovered.edits/0000000000000000146
> 2011-11-26 18:10:25,488 INFO
> [SplitLogWorker-janus.apache.org,42484,1322330994864]
> regionserver.SplitLogWorker(308): worker janus.apache.org,42484,1322330994864
> done with task
> /hbase/splitlog/hdfs%3A%2F%2Flocalhost%3A47236%2Fuser%2Fjenkins%2F.logs%2Fjanus.apache.org%2C42484%2C1322330994864%2Fjanus.apache.org%252C42484%252C1322330994864.1322330997838
> in 13379ms
> 2011-11-26 18:10:25,488 ERROR
> [SplitLogWorker-janus.apache.org,42484,1322330994864]
> regionserver.SplitLogWorker(169): unexpected error
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.closeThreads(DFSClient.java:3648)
> at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.closeInternal(DFSClient.java:3691)
> at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.close(DFSClient.java:3626)
> at
> org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:61)
> at
> org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:86)
> at org.apache.hadoop.io.SequenceFile$Writer.close(SequenceFile.java:966)
> at
> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogWriter.close(SequenceFileLogWriter.java:214)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFileToTemp(HLogSplitter.java:459)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.splitLogFileToTemp(HLogSplitter.java:352)
> at
> org.apache.hadoop.hbase.regionserver.SplitLogWorker$1.exec(SplitLogWorker.java:113)
> at
> org.apache.hadoop.hbase.regionserver.SplitLogWorker.grabTask(SplitLogWorker.java:266)
> at
> org.apache.hadoop.hbase.regionserver.SplitLogWorker.taskLoop(SplitLogWorker.java:197)
> at
> org.apache.hadoop.hbase.regionserver.SplitLogWorker.run(SplitLogWorker.java:165)
> at java.lang.Thread.run(Thread.java:662)
> 2011-11-26 18:10:25,488 INFO
> [SplitLogWorker-janus.apache.org,42484,1322330994864]
> regionserver.SplitLogWorker(171): SplitLogWorker
> janus.apache.org,42484,1322330994864 exiting
> {code}
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