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From "Andrey Gura (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (IGNITE-1007) Race in data structures processor
Date Fri, 12 Jun 2015 15:37:00 GMT

     [ https://issues.apache.org/jira/browse/IGNITE-1007?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrey Gura reassigned IGNITE-1007:
-----------------------------------

    Assignee: Andrey Gura  (was: Artem Shutak)

> Race in data structures processor
> ---------------------------------
>
>                 Key: IGNITE-1007
>                 URL: https://issues.apache.org/jira/browse/IGNITE-1007
>             Project: Ignite
>          Issue Type: Bug
>          Components: data structures
>            Reporter: Yakov Zhdanov
>            Assignee: Andrey Gura
>            Priority: Critical
>             Fix For: sprint-6
>
>
> Please take a look at stack trace
> {noformat}
> org.apache.ignite.marshaller.optimized.OptimizedObjectInputStream.readObjectOverride(OptimizedObjectInputStream.java:252)
>         at java.io.ObjectInputStream.readObject(ObjectInputStream.java:364)
>         at
> org.apache.ignite.marshaller.optimized.OptimizedMarshaller.unmarshal(OptimizedMarshaller.java:236)
>         ... 15 more
> Caused by: java.lang.reflect.InvocationTargetException
>         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.apache.ignite.marshaller.optimized.OptimizedObjectInputStream.readExternalizable(OptimizedObjectInputStream.java:455)
>         ... 35 more
> Caused by: java.lang.NullPointerException
>         at
> org.apache.ignite.internal.processors.datastructures.DataStructuresProcessor.getCollection(DataStructuresProcessor.java:804)
>         at
> org.apache.ignite.internal.processors.datastructures.DataStructuresProcessor.set(DataStructuresProcessor.java:1124)
>         at
> org.apache.ignite.internal.processors.datastructures.GridCacheSetProxy.readResolve(GridCacheSetProxy.java:548)
>         ... 40 more
> {noformat}
> I suspect that {{utilityCache}} has not been initialized yet. We need to protect such
places with latch or igniteFuture which should be released (completed) on the last line of
"onKernalStart" and on the 1st of "onKernalStop" for safety.
> Source reference: http://apache-ignite-users.70518.x6.nabble.com/Failed-to-deserialize-in-a-cluster-with-a-distributed-singleton-job-td462.html



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