I am actually very happy that it is not the "BarrierBufferMassiveRandomTest", that would be hell to debug...
On Mon, Sep 21, 2015 at 10:51 PM, Stephan Ewen <se...@apache.org> wrote: > Ah, actually it is a different test. I think you got confused by the > sysout log, because multiple parallel tests print there (that makes it not > always obvious which one hangs). > > The test is the "SocketClientSinkTest.testSocketSinkRetryAccess()" test. > You can see that by looking in which test case the "main" thread is stuck, > > This test is very unstable, but, fortunately, I made a fix 1h ago and it > is being tested on Travis right now :-) > > Cheers, > Stephan > > > > On Mon, Sep 21, 2015 at 10:23 PM, Vasiliki Kalavri < > vasilikikala...@gmail.com> wrote: > >> Locally yes. >> >> Here's the stack trace: >> >> >> 2015-09-21 22:22:46 >> Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.75-b04 mixed mode): >> >> "Attach Listener" daemon prio=5 tid=0x00007ff9d104e800 nid=0x4013 waiting >> on condition [0x0000000000000000] >> java.lang.Thread.State: RUNNABLE >> >> "Service Thread" daemon prio=5 tid=0x00007ff9d3807000 nid=0x4c03 runnable >> [0x0000000000000000] >> java.lang.Thread.State: RUNNABLE >> >> "C2 CompilerThread1" daemon prio=5 tid=0x00007ff9d2001000 nid=0x4a03 >> waiting on condition [0x0000000000000000] >> java.lang.Thread.State: RUNNABLE >> >> "C2 CompilerThread0" daemon prio=5 tid=0x00007ff9d201e000 nid=0x4803 >> waiting on condition [0x0000000000000000] >> java.lang.Thread.State: RUNNABLE >> >> "Signal Dispatcher" daemon prio=5 tid=0x00007ff9d3012800 nid=0x451b >> runnable [0x0000000000000000] >> java.lang.Thread.State: RUNNABLE >> >> "Finalizer" daemon prio=5 tid=0x00007ff9d4005800 nid=0x3303 in >> Object.wait() [0x000000011430d000] >> java.lang.Thread.State: WAITING (on object monitor) >> at java.lang.Object.wait(Native Method) >> - waiting on <0x00000007ef504858> (a java.lang.ref.ReferenceQueue$Lock) >> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135) >> - locked <0x00000007ef504858> (a java.lang.ref.ReferenceQueue$Lock) >> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151) >> at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209) >> >> "Reference Handler" daemon prio=5 tid=0x00007ff9d480b000 nid=0x3103 in >> Object.wait() [0x000000011420a000] >> java.lang.Thread.State: WAITING (on object monitor) >> at java.lang.Object.wait(Native Method) >> - waiting on <0x00000007ef504470> (a java.lang.ref.Reference$Lock) >> at java.lang.Object.wait(Object.java:503) >> at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133) >> - locked <0x00000007ef504470> (a java.lang.ref.Reference$Lock) >> >> "main" prio=5 tid=0x00007ff9d4800000 nid=0xd03 runnable >> [0x000000010b764000] >> java.lang.Thread.State: RUNNABLE >> at java.net.PlainSocketImpl.socketAccept(Native Method) >> at >> java.net.AbstractPlainSocketImpl.accept(AbstractPlainSocketImpl.java:398) >> at java.net.ServerSocket.implAccept(ServerSocket.java:530) >> at java.net.ServerSocket.accept(ServerSocket.java:498) >> at >> >> org.apache.flink.streaming.api.functions.sink.SocketClientSinkTest.testSocketSinkRetryAccess(SocketClientSinkTest.java:315) >> 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.rules.TestWatcher$1.evaluate(TestWatcher.java:55) >> at org.junit.rules.RunRules.evaluate(RunRules.java:20) >> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271) >> at >> >> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70) >> at >> >> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50) >> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238) >> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63) >> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236) >> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53) >> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229) >> at org.junit.runners.ParentRunner.run(ParentRunner.java:309) >> at >> >> org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:283) >> at >> >> org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:173) >> at >> >> org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153) >> at >> >> org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:128) >> at >> >> org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:203) >> at >> >> org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:155) >> at >> org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103) >> >> "VM Thread" prio=5 tid=0x00007ff9d4005000 nid=0x2f03 runnable >> >> "GC task thread#0 (ParallelGC)" prio=5 tid=0x00007ff9d2005800 nid=0x1f03 >> runnable >> >> "GC task thread#1 (ParallelGC)" prio=5 tid=0x00007ff9d1800000 nid=0x2103 >> runnable >> >> "GC task thread#2 (ParallelGC)" prio=5 tid=0x00007ff9d1804800 nid=0x2303 >> runnable >> >> "GC task thread#3 (ParallelGC)" prio=5 tid=0x00007ff9d1805000 nid=0x2503 >> runnable >> >> "GC task thread#4 (ParallelGC)" prio=5 tid=0x00007ff9d1805800 nid=0x2703 >> runnable >> >> "GC task thread#5 (ParallelGC)" prio=5 tid=0x00007ff9d1806800 nid=0x2903 >> runnable >> >> "GC task thread#6 (ParallelGC)" prio=5 tid=0x00007ff9d1807000 nid=0x2b03 >> runnable >> >> "GC task thread#7 (ParallelGC)" prio=5 tid=0x00007ff9d1807800 nid=0x2d03 >> runnable >> >> "VM Periodic Task Thread" prio=5 tid=0x00007ff9d1006000 nid=0x4e03 waiting >> on condition >> >> JNI global references: 193 >> >> >> On 21 September 2015 at 22:13, Stephan Ewen <se...@apache.org> wrote: >> >> > This happened locally on your machine? >> > >> > Can you dump the stack-trace and post it? "jps <processid> > >> > stacktrace.txt" or so... >> > >> > On Mon, Sep 21, 2015 at 10:09 PM, Vasiliki Kalavri < >> > vasilikikala...@gmail.com> wrote: >> > >> > > Hi squirrels, >> > > >> > > I've been meaning to merge a PR (#1520), but my local maven build gets >> > > stuck at >> > > org.apache.flink.streaming.runtime.io.BarrierBufferMassiveRandomTest. >> > > It looks like a deadlock.. The build just hangs there and top shows no >> > > CPU/memory load. Anyone else has experienced the same? I'm on OS X >> 10.10. >> > > >> > > Thanks! >> > > -Vasia. >> > > >> > >> > >
