[jira] [Closed] (IGNITE-1007) Race in data structures processor

["Andrey Gura (JIRA)" <ji...@apache.org>]

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

Andrey Gura closed IGNITE-1007.
-------------------------------

> 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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