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https://issues.apache.org/jira/browse/HBASE-6737?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ted Yu updated HBASE-6737:
--------------------------
Priority: Critical (was: Major)
> NullPointerException at regionserver.wal.SequenceFileLogWriter.append
> ---------------------------------------------------------------------
>
> Key: HBASE-6737
> URL: https://issues.apache.org/jira/browse/HBASE-6737
> Project: HBase
> Issue Type: Bug
> Components: master
> Affects Versions: 0.96.0
> Reporter: nkeywal
> Priority: Critical
>
> Real cluster, scenario in HBASE-5843.
> There are two exceptions, I create a single JIRA with both of them.
> 2012-09-04 18:14:49,264 FATAL
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter: WriterThread-1 Got
> while writing log entry to log
> java.io.IOException: java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogWriter.append(SequenceFileLogWriter.java:229)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$WriterThread.writeBuffer(HLogSplitter.java:949)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$WriterThread.doRun(HLogSplitter.java:919)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$WriterThread.run(HLogSplitter.java:891)
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.io.SequenceFile$Writer.checkAndWriteSync(SequenceFile.java:1026)
> at
> org.apache.hadoop.io.SequenceFile$Writer.append(SequenceFile.java:1068)
> at
> org.apache.hadoop.io.SequenceFile$Writer.append(SequenceFile.java:1035)
> at
> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogWriter.append(SequenceFileLogWriter.java:226)
> ... 3 more
> 2012-09-04 18:15:52,546 ERROR
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter: Error in log splitting
> write thread
> java.lang.reflect.UndeclaredThrowableException
> at $Proxy7.getFileInfo(Unknown Source)
> at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:875)
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:513)
> at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:768)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.getRegionSplitEditsPath(HLogSplitter.java:559)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.createWAP(HLogSplitter.java:974)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter.access$800(HLogSplitter.java:82)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$OutputSink.getWriterAndPath(HLogSplitter.java:1309)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$WriterThread.writeBuffer(HLogSplitter.java:942)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$WriterThread.doRun(HLogSplitter.java:919)
> at
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter$WriterThread.run(HLogSplitter.java:891)
> Caused by: java.lang.reflect.InvocationTargetException
> at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:261)
> ... 11 more
> Caused by: java.io.IOException: Call to BOX1/192.168.15.5:9000 failed on
> local exception: java.nio.channels.ClosedByInterruptException
> at org.apache.hadoop.ipc.Client.wrapException(Client.java:1107)
> at org.apache.hadoop.ipc.Client.call(Client.java:1075)
> at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225)
> at $Proxy7.getFileInfo(Unknown Source)
> at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
> at
> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
> at $Proxy7.getFileInfo(Unknown Source)
> ... 15 more
> Caused by: java.nio.channels.ClosedByInterruptException
> at
> java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:184)
> at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:341)
> at
> org.apache.hadoop.net.SocketOutputStream$Writer.performIO(SocketOutputStream.java:55)
> at
> org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:142)
> at
> org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:146)
> at
> org.apache.hadoop.net.SocketOutputStream.write(SocketOutputStream.java:107)
> at
> java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
> at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
> at java.io.DataOutputStream.flush(DataOutputStream.java:106)
> at org.apache.hadoop.ipc.Client$Connection.sendParam(Client.java:783)
> at org.apache.hadoop.ipc.Client.call(Client.java:1051)
> ... 23 more
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