Eric Newton created ACCUMULO-2247:
-------------------------------------
Summary: random walk fails when server gets EOFException
Key: ACCUMULO-2247
URL: https://issues.apache.org/jira/browse/ACCUMULO-2247
Project: Accumulo
Issue Type: Bug
Components: client, tserver
Environment: Running RW on 10 node test cluster. Client quit with an
unknown error. Looking at the corresponding server logs, there's this
exception:
{noformat}
2014-01-23 19:19:18,031 [tserver.TabletServer] WARN : Failed to get multiscan
result
java.util.concurrent.ExecutionException: java.lang.RuntimeException:
java.io.EOFException
at
org.apache.accumulo.tserver.TabletServer$ScanTask.get(TabletServer.java:755)
at
org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.continueMultiScan(TabletServer.java:1417)
at
org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.startMultiScan(TabletServer.java:1382)
at sun.reflect.GeneratedMethodAccessor25.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.accumulo.trace.instrument.thrift.TraceWrap$1.invoke(TraceWrap.java:63)
at $Proxy15.startMultiScan(Unknown Source)
at
org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$startMultiScan.getResult(TabletClientService.java:2252)
at
org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$startMultiScan.getResult(TabletClientService.java:2236)
at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
at
org.apache.accumulo.server.util.TServerUtils$TimedProcessor.process(TServerUtils.java:171)
at
org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:478)
at
org.apache.accumulo.server.util.TServerUtils$THsHaServer$Invocation.run(TServerUtils.java:231)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at
org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47)
at
org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.RuntimeException: java.io.EOFException
at
org.apache.accumulo.tserver.TabletServer$ThriftClientHandler$LookupTask.run(TabletServer.java:1126)
at
org.apache.accumulo.trace.instrument.TraceRunnable.run(TraceRunnable.java:47)
... 5 more
Caused by: java.io.EOFException
at java.io.DataInputStream.readByte(DataInputStream.java:250)
at
org.apache.accumulo.core.file.rfile.RelativeKey.fastSkip(RelativeKey.java:314)
at
org.apache.accumulo.core.file.rfile.RFile$LocalityGroupReader._seek(RFile.java:675)
at
org.apache.accumulo.core.file.rfile.RFile$LocalityGroupReader.seek(RFile.java:607)
at
org.apache.accumulo.core.iterators.system.LocalityGroupIterator.seek(LocalityGroupIterator.java:142)
at org.apache.accumulo.core.file.rfile.RFile$Reader.seek(RFile.java:979)
at
org.apache.accumulo.server.problems.ProblemReportingIterator.seek(ProblemReportingIterator.java:94)
at
org.apache.accumulo.core.iterators.system.MultiIterator.seek(MultiIterator.java:105)
at
org.apache.accumulo.core.iterators.WrappingIterator.seek(WrappingIterator.java:101)
at
org.apache.accumulo.core.iterators.system.StatsIterator.seek(StatsIterator.java:64)
at
org.apache.accumulo.core.iterators.WrappingIterator.seek(WrappingIterator.java:101)
at
org.apache.accumulo.core.iterators.system.DeletingIterator.seek(DeletingIterator.java:67)
at
org.apache.accumulo.core.iterators.WrappingIterator.seek(WrappingIterator.java:101)
at
org.apache.accumulo.core.iterators.SkippingIterator.seek(SkippingIterator.java:37)
at
org.apache.accumulo.core.iterators.system.ColumnFamilySkippingIterator.seek(ColumnFamilySkippingIterator.java:123)
at
org.apache.accumulo.core.iterators.WrappingIterator.seek(WrappingIterator.java:101)
at org.apache.accumulo.core.iterators.Filter.seek(Filter.java:64)
at
org.apache.accumulo.core.iterators.WrappingIterator.seek(WrappingIterator.java:101)
at org.apache.accumulo.core.iterators.Filter.seek(Filter.java:64)
at
org.apache.accumulo.core.iterators.system.SynchronizedIterator.seek(SynchronizedIterator.java:55)
at
org.apache.accumulo.core.iterators.WrappingIterator.seek(WrappingIterator.java:101)
at
org.apache.accumulo.core.iterators.user.VersioningIterator.seek(VersioningIterator.java:81)
at
org.apache.accumulo.core.iterators.user.WholeRowIterator.seek(WholeRowIterator.java:241)
at
org.apache.accumulo.core.iterators.system.SourceSwitchingIterator.readNext(SourceSwitchingIterator.java:116)
at
org.apache.accumulo.core.iterators.system.SourceSwitchingIterator.seek(SourceSwitchingIterator.java:168)
at org.apache.accumulo.tserver.Tablet.lookup(Tablet.java:1562)
at org.apache.accumulo.tserver.Tablet.lookup(Tablet.java:1669)
at
org.apache.accumulo.tserver.TabletServer$ThriftClientHandler$LookupTask.run(TabletServer.java:1115)
... 6 more
{noformat}
1.6-SNAPSHOT, Hadoop 2.2.0, running the agitator.
Reporter: Eric Newton
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