Details
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Bug
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Status: Open
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Major
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Resolution: Unresolved
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2.6.0
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None
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None
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Centos 6, Open JDK 7, Amazon EC2, Accumulo 1.6.2RC4
Description
While running an Accumulo test, saw exceptions like the following while trying to write to write ahead log in HDFS.
The exception occurrs at FSOutputSummer.java:76 which is attempting to update a byte array.
2015-02-06 19:46:49,769 [log.DfsLogger] WARN : Exception syncing java.lang.reflect.InvocationTargetException java.lang.ArrayIndexOutOfBoundsException: 4608 at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:76) at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:50) at java.io.DataOutputStream.write(DataOutputStream.java:88) at java.io.DataOutputStream.writeByte(DataOutputStream.java:153) at org.apache.accumulo.tserver.logger.LogFileKey.write(LogFileKey.java:87) at org.apache.accumulo.tserver.log.DfsLogger.write(DfsLogger.java:526) at org.apache.accumulo.tserver.log.DfsLogger.logFileData(DfsLogger.java:540) at org.apache.accumulo.tserver.log.DfsLogger.logManyTablets(DfsLogger.java:573) at org.apache.accumulo.tserver.log.TabletServerLogger$6.write(TabletServerLogger.java:373) at org.apache.accumulo.tserver.log.TabletServerLogger.write(TabletServerLogger.java:274) at org.apache.accumulo.tserver.log.TabletServerLogger.logManyTablets(TabletServerLogger.java:365) at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.flush(TabletServer.java:1667) at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.closeUpdate(TabletServer.java:1754) at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.accumulo.trace.instrument.thrift.RpcServerInvocationHandler.invoke(RpcServerInvocationHandler.java:46) at org.apache.accumulo.server.util.RpcWrapper$1.invoke(RpcWrapper.java:47) at com.sun.proxy.$Proxy22.closeUpdate(Unknown Source) at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$closeUpdate.getResult(TabletClientService.java:2370) at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$closeUpdate.getResult(TabletClientService.java:2354) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.accumulo.server.util.TServerUtils$TimedProcessor.process(TServerUtils.java:168) at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:516) at org.apache.accumulo.server.util.CustomNonBlockingServer$1.run(CustomNonBlockingServer.java:77) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47) at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34) at java.lang.Thread.run(Thread.java:744) 2015-02-06 19:46:49,769 [log.DfsLogger] WARN : Exception syncing java.lang.reflect.InvocationTargetException 2015-02-06 19:46:49,772 [log.DfsLogger] ERROR: java.lang.ArrayIndexOutOfBoundsException: 4609 java.lang.ArrayIndexOutOfBoundsException: 4609 at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:76) at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:50) at java.io.DataOutputStream.write(DataOutputStream.java:88) at java.io.DataOutputStream.writeByte(DataOutputStream.java:153) at org.apache.accumulo.tserver.logger.LogFileKey.write(LogFileKey.java:87) at org.apache.accumulo.tserver.log.DfsLogger.write(DfsLogger.java:526) at org.apache.accumulo.tserver.log.DfsLogger.logFileData(DfsLogger.java:540) at org.apache.accumulo.tserver.log.DfsLogger.logManyTablets(DfsLogger.java:573) at org.apache.accumulo.tserver.log.TabletServerLogger$6.write(TabletServerLogger.java:373) at org.apache.accumulo.tserver.log.TabletServerLogger.write(TabletServerLogger.java:274) at org.apache.accumulo.tserver.log.TabletServerLogger.logManyTablets(TabletServerLogger.java:365) at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.flush(TabletServer.java:1667) at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.applyUpdates(TabletServer.java:1574) at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.accumulo.trace.instrument.thrift.RpcServerInvocationHandler.invoke(RpcServerInvocationHandler.java:46) at org.apache.accumulo.server.util.RpcWrapper$1.invoke(RpcWrapper.java:47) at com.sun.proxy.$Proxy22.applyUpdates(Unknown Source) at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$applyUpdates.getResult(TabletClientService.java:2349) at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$applyUpdates.getResult(TabletClientService.java:2335) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.accumulo.server.util.TServerUtils$TimedProcessor.process(TServerUtils.java:168) at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:516) at org.apache.accumulo.server.util.CustomNonBlockingServer$1.run(CustomNonBlockingServer.java:77) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47) at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34) at java.lang.Thread.run(Thread.java:744) . . . java.lang.ArrayIndexOutOfBoundsException: 4632 at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:76) at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:50) at java.io.DataOutputStream.write(DataOutputStream.java:88) at java.io.DataOutputStream.writeByte(DataOutputStream.java:153) at org.apache.accumulo.tserver.logger.LogFileKey.write(LogFileKey.java:87) at org.apache.accumulo.tserver.log.DfsLogger.write(DfsLogger.java:526) at org.apache.accumulo.tserver.log.DfsLogger.logFileData(DfsLogger.java:540) at org.apache.accumulo.tserver.log.DfsLogger.logManyTablets(DfsLogger.java:573) at org.apache.accumulo.tserver.log.TabletServerLogger$6.write(TabletServerLogger.java:373) at org.apache.accumulo.tserver.log.TabletServerLogger.write(TabletServerLogger.java:274) at org.apache.accumulo.tserver.log.TabletServerLogger.logManyTablets(TabletServerLogger.java:365) at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.flush(TabletServer.java:1667) at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.applyUpdates(TabletServer.java:1574) at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.accumulo.trace.instrument.thrift.RpcServerInvocationHandler.invoke(RpcServerInvocationHandler.java:46) at org.apache.accumulo.server.util.RpcWrapper$1.invoke(RpcWrapper.java:47) at com.sun.proxy.$Proxy22.applyUpdates(Unknown Source) at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$applyUpdates.getResult(TabletClientService.java:2349) at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$applyUpdates.getResult(TabletClientService.java:2335) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.accumulo.server.util.TServerUtils$TimedProcessor.process(TServerUtils.java:168) at org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:516) at org.apache.accumulo.server.util.CustomNonBlockingServer$1.run(CustomNonBlockingServer.java:77) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47) at org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34) at java.lang.Thread.run(Thread.java:744)
Immediately before the above exception occurred, the following exception was logged by a hdfs client background thread.
2015-02-06 19:46:49,767 [hdfs.DFSClient] WARN : DataStreamer Exception java.net.SocketTimeoutException: 70000 millis timeout while waiting for channel to be ready for read. ch : java.nio.channels.SocketChannel[connected local=/10.1.2.17:59411 remote=/10.1.2.24:50010] at org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:164) at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:161) at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:131) at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:118) at java.io.FilterInputStream.read(FilterInputStream.java:83) at java.io.FilterInputStream.read(FilterInputStream.java:83) at org.apache.hadoop.hdfs.protocolPB.PBHelper.vintPrefixed(PBHelper.java:2201) at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.transfer(DFSOutputStream.java:1142) at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.addDatanode2ExistingPipeline(DFSOutputStream.java:1112) at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery(DFSOutputStream.java:1253) at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.processDatanodeError(DFSOutputStream.java:1004) at org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:548)
Information on how accumulo opened the file.
2015-02-06 19:43:10,051 [fs.VolumeManagerImpl] DEBUG: Found CREATE enum CREATE 2015-02-06 19:43:10,051 [fs.VolumeManagerImpl] DEBUG: Found synch enum SYNC_BLOCK 2015-02-06 19:43:10,051 [fs.VolumeManagerImpl] DEBUG: CreateFlag set: [CREATE, SYNC_BLOCK] 2015-02-06 19:43:10,051 [fs.VolumeManagerImpl] DEBUG: creating hdfs://ip-10-1-2-11:9000/accumulo/wal/ip-10-1-2-17+9997/2e548d95-d075-484d-abac-bdd877ea205b with SYNCH_BLOCK flag