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From "Valentin Kulichenko (JIRA)" <j...@apache.org>
Subject [jira] [Created] (IGNITE-2796) NPE during rebalancing
Date Fri, 11 Mar 2016 01:36:40 GMT
Valentin Kulichenko created IGNITE-2796:
-------------------------------------------

             Summary: NPE during rebalancing
                 Key: IGNITE-2796
                 URL: https://issues.apache.org/jira/browse/IGNITE-2796
             Project: Ignite
          Issue Type: Bug
          Components: cache
    Affects Versions: 1.5.0.final
            Reporter: Valentin Kulichenko
            Priority: Critical
             Fix For: 1.6


This exception sometimes appear in logs when topology changes under load:

{noformat}
2016-03-06T08:07:52,500 ERROR [sys-#47%null%] (Slf4jLogger.java:112) - Failed processing message
[senderId=ad2315fd-237c-492c-a1c6-7ea69c7f3807, msg=GridDhtPartitionSupplyMessageV2 [updateSeq=35,
topVer=AffinityTopologyVersion [topVer=1413, minorTopVer=0], missed=null, msgSize=0, size=1,
parts=[718], super=GridCacheMessage [msgId=52249, depInfo=null, err=null, skipPrepare=false,
cacheId=1762189895, cacheId=1762189895]]]
java.lang.NullPointerException
	at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander$RebalanceFuture.partitionDone(GridDhtPartitionDemander.java:971)
~[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander$RebalanceFuture.access$1100(GridDhtPartitionDemander.java:751)
~[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander.handleSupplyMessage(GridDhtPartitionDemander.java:600)
~[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPreloader.handleSupplyMessage(GridDhtPreloader.java:407)
~[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$5.apply(GridCachePartitionExchangeManager.java:342)
~[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$5.apply(GridCachePartitionExchangeManager.java:335)
~[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:582)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:280)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$300(GridCacheIoManager.java:80)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.processors.cache.GridCacheIoManager$OrderedMessageListener.onMessage(GridCacheIoManager.java:1085)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.managers.communication.GridIoManager$GridCommunicationMessageSet.unwind(GridIoManager.java:2236)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.managers.communication.GridIoManager.unwindMessageSet(GridIoManager.java:1003)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.managers.communication.GridIoManager.access$1800(GridIoManager.java:103)
[ignite-core-1.5.5.jar:1.5.5]
	at org.apache.ignite.internal.managers.communication.GridIoManager$6.run(GridIoManager.java:972)
[ignite-core-1.5.5.jar:1.5.5]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_51]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_51]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_51]
{noformat}

It doesn't seem to break anything, but still has to be fixed.



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