[infinispan-issues] [JBoss JIRA] Updated: (ISPN-1017) Livelock creating lots of cache managers in parallel

[Dan Berindei (JIRA)]

     [ https://issues.jboss.org/browse/ISPN-1017?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dan Berindei updated ISPN-1017:
-------------------------------

    Affects Version/s: 5.0.0.ALPHA4
                       4.2.1.FINAL


> Livelock creating lots of cache managers in parallel
> ----------------------------------------------------
>
>                 Key: ISPN-1017
>                 URL: https://issues.jboss.org/browse/ISPN-1017
>             Project: Infinispan
>          Issue Type: Bug
>          Components: Locking and Concurrency
>    Affects Versions: 4.2.1.FINAL, 5.0.0.ALPHA4
>            Reporter: Dan Berindei
>            Assignee: Dan Berindei
>
> While running the HotRod client test suite I sometimes get a livelock and the thread dump shows a lot of stack traces like this:
> "pool-2-thread-20" prio=10 tid=0x6a63ec00 nid=0x2d71 runnable [0x6943e000]
>    java.lang.Thread.State: RUNNABLE
>         at java.util.HashMap.get(HashMap.java:320)
>         at org.infinispan.factories.ComponentRegistry.isGlobal(ComponentRegistry.java:138)
>         at org.infinispan.factories.ComponentRegistry.registerComponent(ComponentRegistry.java:130)
>         at org.infinispan.factories.AbstractComponentRegistry.registerComponent(AbstractComponentRegistry.java:185)
>         at org.infinispan.factories.AbstractComponentRegistry.getOrCreateComponent(AbstractComponentRegistry.java:326)
>         at org.infinispan.factories.AbstractComponentRegistry.invokeInjectionMethod(AbstractComponentRegistry.java:254)
>         at org.infinispan.factories.AbstractComponentRegistry$Component.injectDependencies(AbstractComponentRegistry.java:843)
>         at org.infinispan.factories.AbstractComponentRegistry.registerComponent(AbstractComponentRegistry.java:228)
>         at org.infinispan.factories.ComponentRegistry.registerComponent(ComponentRegistry.java:133)
>         at org.infinispan.factories.AbstractComponentRegistry.registerComponent(AbstractComponentRegistry.java:185)
>         at org.infinispan.factories.InternalCacheFactory.bootstrap(InternalCacheFactory.java:102)
>         at org.infinispan.factories.InternalCacheFactory.createAndWire(InternalCacheFactory.java:77)
>         at org.infinispan.factories.InternalCacheFactory.createCache(InternalCacheFactory.java:61)
>         at org.infinispan.manager.DefaultCacheManager.createCache(DefaultCacheManager.java:538)
>         at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:443)
>         at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:412)
>         at org.infinispan.server.core.AbstractProtocolServer.startDefaultCache(AbstractProtocolServer.scala:108)
>         at org.infinispan.server.core.AbstractProtocolServer.start(AbstractProtocolServer.scala:69)
>         at org.infinispan.server.hotrod.HotRodServer.start(HotRodServer.scala:48)
>         at org.infinispan.server.hotrod.test.HotRodTestingUtil$.startHotRodServer(HotRodTestingUtil.scala:77)
>         at org.infinispan.server.hotrod.test.HotRodTestingUtil$.startHotRodServer(HotRodTestingUtil.scala:57)
>         at org.infinispan.server.hotrod.test.HotRodTestingUtil$.startHotRodServer(HotRodTestingUtil.scala:46)
>         at org.infinispan.server.hotrod.test.HotRodTestingUtil$.startHotRodServer(HotRodTestingUtil.scala:43)
>         at org.infinispan.server.hotrod.test.HotRodTestingUtil$.startHotRodServer(HotRodTestingUtil.scala:37)
>         at org.infinispan.server.hotrod.test.HotRodTestingUtil.startHotRodServer(HotRodTestingUtil.scala)
>         at org.infinispan.client.hotrod.TestHelper.startHotRodServer(TestHelper.java:34)
>         at org.infinispan.client.hotrod.CacheManagerStoppedTest.createCacheManager(CacheManagerStoppedTest.java:31)
> This seems to be caused by the fact that the componentScopesLookup map is not synchronized and multiple threads write to it at the same time, leaving it in an invalid state.

--
This message is automatically generated by JIRA.
For more information on JIRA, see: http://www.atlassian.com/software/jira