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From "Dawid Weiss (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (LUCENE-4280) TestReaderClosed leaks threads
Date Mon, 06 Aug 2012 16:18:02 GMT

    [ https://issues.apache.org/jira/browse/LUCENE-4280?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13429227#comment-13429227
] 

Dawid Weiss commented on LUCENE-4280:
-------------------------------------

TestLazyProxSkipping again.
{code}
[junit4:junit4] Suite: org.apache.lucene.index.TestLazyProxSkipping
[junit4:junit4] OK      0.01s J0 | TestLazyProxSkipping.testSeek
[junit4:junit4] OK      1.05s J0 | TestLazyProxSkipping.testLazySkipping
[junit4:junit4]    > (@AfterClass output)
[junit4:junit4]   2> Aug 06, 2012 3:47:18 PM com.carrotsearch.randomizedtesting.ThreadLeakControl
checkThreadLeaks
[junit4:junit4]   2> WARNING: Will linger awaiting termination of 1 leaked thread(s).
[junit4:junit4]   2> Aug 06, 2012 3:47:38 PM com.carrotsearch.randomizedtesting.ThreadLeakControl
checkThreadLeaks
[junit4:junit4]   2> SEVERE: 1 thread leaked from SUITE scope at org.apache.lucene.index.TestLazyProxSkipping:

[junit4:junit4]   2>    1) Thread[id=116, name=LuceneTestCase-18-thread-1, state=WAITING,
group=TGRP-TestLazyProxSkipping]
[junit4:junit4]   2>         at sun.misc.Unsafe.park(Native Method)
[junit4:junit4]   2>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
[junit4:junit4]   2>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
[junit4:junit4]   2>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
[junit4:junit4]   2>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
[junit4:junit4]   2>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
[junit4:junit4]   2>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
[junit4:junit4]   2>         at java.lang.Thread.run(Thread.java:722)
[junit4:junit4]   2> Aug 06, 2012 3:47:38 PM com.carrotsearch.randomizedtesting.ThreadLeakControl
tryToInterruptAll
[junit4:junit4]   2> INFO: Starting to interrupt leaked threads:
[junit4:junit4]   2>    1) Thread[id=116, name=LuceneTestCase-18-thread-1, state=WAITING,
group=TGRP-TestLazyProxSkipping]
[junit4:junit4]   2> Aug 06, 2012 3:47:41 PM com.carrotsearch.randomizedtesting.ThreadLeakControl
tryToInterruptAll
[junit4:junit4]   2> SEVERE: There are still zombie threads that couldn't be terminated:
[junit4:junit4]   2>    1) Thread[id=116, name=LuceneTestCase-18-thread-1, state=WAITING,
group=TGRP-TestLazyProxSkipping]
[junit4:junit4]   2>         at sun.misc.Unsafe.park(Native Method)
[junit4:junit4]   2>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
[junit4:junit4]   2>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
[junit4:junit4]   2>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
[junit4:junit4]   2>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
[junit4:junit4]   2>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
[junit4:junit4]   2>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
[junit4:junit4]   2>         at java.lang.Thread.run(Thread.java:722)
[junit4:junit4]   2> NOTE: test params are: codec=Lucene40: {tokens=PostingsFormat(name=MockRandom)},
sim=RandomSimilarityProvider(queryNorm=false,coord=false): {tokens=DFR I(n)B3(800.0)}, locale=sl,
timezone=America/Resolute
[junit4:junit4]   2> NOTE: Windows 7 6.1 amd64/Oracle Corporation 1.7.0_03 (64-bit)/cpus=8,threads=2,free=130600992,total=261095424
[junit4:junit4]   2> NOTE: All tests run in this JVM: [TestBooleanOr, TestDirectory, TestMultiTermConstantScore,
TestIndexFileDeleter, TestSetOnce, Nested1, TestStressIndexing2, TestRegexpRandom2, TestStressAdvance,
TestSpansAdvanced, TestAssertions, TestFieldCacheRewriteMethod, TestPrefixInBooleanQuery,
TestMultiPhraseQuery, TestMatchAllDocsQuery, TestLock, TestSimilarity2, TestNamedSPILoader,
TestSort, TestBytesRefHash, TestOmitTf, TestVirtualMethod, TestLazyProxSkipping]
[junit4:junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=TestLazyProxSkipping -Dtests.seed=55A3CB2FF25AC1A5
-Dtests.slow=true -Dtests.locale=sl -Dtests.timezone=America/Resolute -Dtests.file.encoding=ISO-8859-1
[junit4:junit4]   2> 
[junit4:junit4] ERROR   0.00s J0 | TestLazyProxSkipping (suite)
[junit4:junit4]    > Throwable #1: com.carrotsearch.randomizedtesting.ThreadLeakError:
1 thread leaked from SUITE scope at org.apache.lucene.index.TestLazyProxSkipping: 
[junit4:junit4]    >    1) Thread[id=116, name=LuceneTestCase-18-thread-1, state=WAITING,
group=TGRP-TestLazyProxSkipping]
[junit4:junit4]    >         at sun.misc.Unsafe.park(Native Method)
[junit4:junit4]    >         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
[junit4:junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
[junit4:junit4]    >         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
[junit4:junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
[junit4:junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
[junit4:junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
[junit4:junit4]    >         at java.lang.Thread.run(Thread.java:722)
[junit4:junit4]    > 	at __randomizedtesting.SeedInfo.seed([55A3CB2FF25AC1A5]:0)
[junit4:junit4]    > Throwable #2: com.carrotsearch.randomizedtesting.ThreadLeakError:
There are still zombie threads that couldn't be terminated:
[junit4:junit4]    >    1) Thread[id=116, name=LuceneTestCase-18-thread-1, state=WAITING,
group=TGRP-TestLazyProxSkipping]
[junit4:junit4]    >         at sun.misc.Unsafe.park(Native Method)
[junit4:junit4]    >         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
[junit4:junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
[junit4:junit4]    >         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
[junit4:junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
[junit4:junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
[junit4:junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
[junit4:junit4]    >         at java.lang.Thread.run(Thread.java:722)
[junit4:junit4]    > 	at __randomizedtesting.SeedInfo.seed([55A3CB2FF25AC1A5]:0)
[junit4:junit4]    >
[junit4:junit4] Completed on J0 in 24.19s, 2 tests, 2 errors <<< FAILURES!
[junit4:junit4]  
{code}
                
> TestReaderClosed leaks threads
> ------------------------------
>
>                 Key: LUCENE-4280
>                 URL: https://issues.apache.org/jira/browse/LUCENE-4280
>             Project: Lucene - Core
>          Issue Type: Bug
>            Reporter: Dawid Weiss
>            Assignee: Robert Muir
>            Priority: Minor
>
> {code}
> -ea
> -Dtests.seed=9449688B90185FA5
> -Dtests.iters=100
> {code}
> reproduces 100% for me, multiple thread leak out from newSearcher's internal threadfactory:
> {code}
> Aug 02, 2012 8:46:05 AM com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
> SEVERE: 6 threads leaked from SUITE scope at org.apache.lucene.index.TestReaderClosed:

>    1) Thread[id=13, name=LuceneTestCase-1-thread-1, state=WAITING, group=TGRP-TestReaderClosed]
>         at sun.misc.Unsafe.park(Native Method)
>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:722)
>    2) Thread[id=15, name=LuceneTestCase-3-thread-1, state=WAITING, group=TGRP-TestReaderClosed]
>         at sun.misc.Unsafe.park(Native Method)
>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:722)
>    3) Thread[id=17, name=LuceneTestCase-5-thread-1, state=WAITING, group=TGRP-TestReaderClosed]
>         at sun.misc.Unsafe.park(Native Method)
>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:722)
>    4) Thread[id=18, name=LuceneTestCase-6-thread-1, state=WAITING, group=TGRP-TestReaderClosed]
>         at sun.misc.Unsafe.park(Native Method)
>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:722)
>    5) Thread[id=16, name=LuceneTestCase-4-thread-1, state=WAITING, group=TGRP-TestReaderClosed]
>         at sun.misc.Unsafe.park(Native Method)
>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:722)
>    6) Thread[id=14, name=LuceneTestCase-2-thread-1, state=WAITING, group=TGRP-TestReaderClosed]
>         at sun.misc.Unsafe.park(Native Method)
>         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
>         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
>         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1043)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1103)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:722)
> {code}

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