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From "Josh Elser (JIRA)" <j...@apache.org>
Subject [jira] [Created] (ACCUMULO-2935) MetaSplitIT consistently failing
Date Sun, 22 Jun 2014 19:21:24 GMT
Josh Elser created ACCUMULO-2935:
------------------------------------

             Summary: MetaSplitIT consistently failing 
                 Key: ACCUMULO-2935
                 URL: https://issues.apache.org/jira/browse/ACCUMULO-2935
             Project: Accumulo
          Issue Type: Bug
          Components: test
            Reporter: Josh Elser
             Fix For: 1.7.0


Seen MetaSplitIT indefinitely block on my jenkins instance for the past few builds.

TServer Log:
{noformat}
2014-06-22 19:17:13,370 [tablet.Tablet] WARN : Cannot split root tablet
2014-06-22 19:17:13,370 [util.CustomNonBlockingServer$CustomFrameBuffer] ERROR: Unexpected
throwable while invoking!
java.lang.RuntimeException: Cannot split root tablet
	at org.apache.accumulo.tserver.tablet.Tablet.split(Tablet.java:2110)
	at org.apache.accumulo.tserver.TabletServer.splitTablet(TabletServer.java:1878)
	at org.apache.accumulo.tserver.TabletServer.access$1400(TabletServer.java:239)
	at org.apache.accumulo.tserver.TabletServer$ThriftClientHandler.splitTablet(TabletServer.java:1315)
	at sun.reflect.GeneratedMethodAccessor4.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.TraceWrap$1.invoke(TraceWrap.java:63)
	at com.sun.proxy.$Proxy12.splitTablet(Unknown Source)
	at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$splitTablet.getResult(TabletClientService.java:2533)
	at org.apache.accumulo.core.tabletserver.thrift.TabletClientService$Processor$splitTablet.getResult(TabletClientService.java:2517)
	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$TimedProcessor.process(TServerUtils.java:169)
	at org.apache.thrift.server.AbstractNonblockingServer$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:745)
{noformat}

Relevant failsafe runner stack
{noformat}
Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.55-b03 mixed mode):
"addSplits 1" daemon prio=10 tid=0x00007f6210154800 nid=0x7c83 waiting on condition [0x00007f61fbdfc000]
   java.lang.Thread.State: TIMED_WAITING (sleeping)
	at java.lang.Thread.sleep(Native Method)
	at org.apache.accumulo.core.util.UtilWaitThread.sleep(UtilWaitThread.java:26)
	at org.apache.accumulo.core.client.impl.TableOperationsImpl.addSplits(TableOperationsImpl.java:472)
	at org.apache.accumulo.core.client.impl.TableOperationsImpl.access$300(TableOperationsImpl.java:122)
	at org.apache.accumulo.core.client.impl.TableOperationsImpl$SplitTask.run(TableOperationsImpl.java:387)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$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:745)
"Thread-17" prio=10 tid=0x00007f625c686800 nid=0x7c7e waiting on condition [0x00007f62502b5000]
   java.lang.Thread.State: TIMED_WAITING (parking)
	at sun.misc.Unsafe.park(Native Method)
	- parking to wait for  <0x00000000c0309398> (a java.util.concurrent.CountDownLatch$Sync)
	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedNanos(AbstractQueuedSynchronizer.java:1033)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1326)
	at java.util.concurrent.CountDownLatch.await(CountDownLatch.java:282)
	at org.apache.accumulo.core.client.impl.TableOperationsImpl.addSplits(TableOperationsImpl.java:438)
	at org.apache.accumulo.test.MetaSplitIT.testRootTableSplit(MetaSplitIT.java:39)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.ExpectException.evaluate(ExpectException.java:19)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
	at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)
{noformat}



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