[jira] [Created] (APEXCORE-374) Container killed because of exception.

["Tushar Gosavi (JIRA)" <ji...@apache.org>]

Tushar Gosavi created APEXCORE-374:
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             Summary: Container killed because of exception.
                 Key: APEXCORE-374
                 URL: https://issues.apache.org/jira/browse/APEXCORE-374
             Project: Apache Apex Core
          Issue Type: Bug
    Affects Versions: 3.2.0
            Reporter: Tushar Gosavi
            Assignee: Vlad Rozov


Saw this issue today with high load and MxN partitions on 3.2 branch.

Exception in thread "ProcessWideEventLoop" java.lang.IllegalStateException: Discarded block com.datatorrent.bufferserver.internal.DataList$Block@7d614fb5{identifier=2.data.2, data=67108864, readingOffset=0, writingOffset=67108864, starting_window=56d95dfa00000a79, ending_window=56d95dfa00000a83, refCount=1, uniqueIdentifier=0, next=2.data.2, future=java.util.concurrent.FutureTask@7fb83461} has positive reference count!
                at com.datatorrent.bufferserver.internal.DataList.purge(DataList.java:196)
                at com.datatorrent.bufferserver.server.Server.handlePurgeRequest(Server.java:185)
                at com.datatorrent.bufferserver.server.Server.access$200(Server.java:66)
                at com.datatorrent.bufferserver.server.Server$UnidentifiedClient.onMessage(Server.java:478)
                at com.datatorrent.netlet.AbstractLengthPrependerClient.read(AbstractLengthPrependerClient.java:149)
                at com.datatorrent.bufferserver.server.Server$SeedDataClient.transferBuffer(Server.java:832)
                at com.datatorrent.bufferserver.server.Server$AuthClient.onMessage(Server.java:361)
                at com.datatorrent.netlet.AbstractLengthPrependerClient.read(AbstractLengthPrependerClient.java:149)
                at com.datatorrent.netlet.AbstractClient.read(AbstractClient.java:128)
                at com.datatorrent.netlet.DefaultEventLoop.handleSelectedKey(DefaultEventLoop.java:322)
                at com.datatorrent.netlet.OptimizedEventLoop$SelectedSelectionKeySet.forEach(OptimizedEventLoop.java:58)
                at com.datatorrent.netlet.OptimizedEventLoop.runEventLoop(OptimizedEventLoop.java:188)
                at com.datatorrent.netlet.OptimizedEventLoop.runEventLoop(OptimizedEventLoop.java:156)
                at com.datatorrent.netlet.DefaultEventLoop.run(DefaultEventLoop.java:119)
                at java.lang.Thread.run(Thread.java:745)



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