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https://issues.apache.org/jira/browse/TAP5-277?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12639243#action_12639243
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Howard M. Lewis Ship commented on TAP5-277:
-------------------------------------------
What JDK is this under?
> Request threads hang at ConcurrentBarrier.withRead() on multi-processor
> machine
> -------------------------------------------------------------------------------
>
> Key: TAP5-277
> URL: https://issues.apache.org/jira/browse/TAP5-277
> Project: Tapestry 5
> Issue Type: Bug
> Components: tapestry-ioc
> Affects Versions: 5.0.15
> Reporter: Wendell Ruotsi
>
> At some point, my pages stop responding - before the request even gets logged
> - looking through the threads, I see them hung (3 of them here). On a single
> processor machine, I haven't seen this. This happens with both Tomcat and
> Jetty.
> Name: http-80-1
> State: WAITING on [EMAIL PROTECTED]
> Total blocked: 0 Total waited: 10
> Stack trace:
> sun.misc.Unsafe.park(Native Method)
> java.util.concurrent.locks.LockSupport.park(Unknown Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown
> Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(Unknown
> Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(Unknown
> Source)
> java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(Unknown
> Source)
> org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:73)
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:106)
> $RequestHandler_11cf8146628.service($RequestHandler_11cf8146628.java)
> $RequestHandler_11cf814661f.service($RequestHandler_11cf814661f.java)
> org.apache.tapestry5.services.TapestryModule$16.service(TapestryModule.java:1005)
> org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
> $HttpServletRequestHandler_11cf8146620.service($HttpServletRequestHandler_11cf8146620.java)
> org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
> $HttpServletRequestFilter_11cf814661d.service($HttpServletRequestFilter_11cf814661d.java)
> $HttpServletRequestHandler_11cf8146620.service($HttpServletRequestHandler_11cf8146620.java)
> $HttpServletRequestHandler_11cf814661c.service($HttpServletRequestHandler_11cf814661c.java)
> org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:179)
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
> java.lang.Thread.run(Unknown Source)
> Name: http-80-2
> State: WAITING on [EMAIL PROTECTED]
> Total blocked: 1 Total waited: 16
> Stack trace:
> sun.misc.Unsafe.park(Native Method)
> java.util.concurrent.locks.LockSupport.park(Unknown Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown
> Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(Unknown
> Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(Unknown
> Source)
> java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(Unknown
> Source)
> org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.restoreReadLock(ConcurrentBarrier.java:173)
> org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.tryWithWrite(ConcurrentBarrier.java:243)
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:87)
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:84)
> org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:83)
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:106)
> $RequestHandler_11cf8146628.service($RequestHandler_11cf8146628.java)
> $RequestHandler_11cf814661f.service($RequestHandler_11cf814661f.java)
> org.apache.tapestry5.services.TapestryModule$16.service(TapestryModule.java:1005)
> org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
> $HttpServletRequestHandler_11cf8146620.service($HttpServletRequestHandler_11cf8146620.java)
> org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
> $HttpServletRequestFilter_11cf814661d.service($HttpServletRequestFilter_11cf814661d.java)
> $HttpServletRequestHandler_11cf8146620.service($HttpServletRequestHandler_11cf8146620.java)
> $HttpServletRequestHandler_11cf814661c.service($HttpServletRequestHandler_11cf814661c.java)
> org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:179)
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
> java.lang.Thread.run(Unknown Source)
> Name: http-80-3
> State: WAITING on [EMAIL PROTECTED]
> Total blocked: 0 Total waited: 1
> Stack trace:
> sun.misc.Unsafe.park(Native Method)
> java.util.concurrent.locks.LockSupport.park(Unknown Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(Unknown
> Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(Unknown
> Source)
> java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(Unknown
> Source)
> java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(Unknown
> Source)
> org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:73)
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:106)
> $RequestHandler_11cf8146628.service($RequestHandler_11cf8146628.java)
> $RequestHandler_11cf814661f.service($RequestHandler_11cf814661f.java)
> org.apache.tapestry5.services.TapestryModule$16.service(TapestryModule.java:1005)
> org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
> $HttpServletRequestHandler_11cf8146620.service($HttpServletRequestHandler_11cf8146620.java)
> org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
> $HttpServletRequestFilter_11cf814661d.service($HttpServletRequestFilter_11cf814661d.java)
> $HttpServletRequestHandler_11cf8146620.service($HttpServletRequestHandler_11cf8146620.java)
> $HttpServletRequestHandler_11cf814661c.service($HttpServletRequestHandler_11cf814661c.java)
> org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:179)
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
> java.lang.Thread.run(Unknown Source)
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