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https://issues.apache.org/jira/browse/GEODE-5056?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated GEODE-5056:
----------------------------------
    Labels: pull-request-available  (was: )

> ParallelGatewaySenderOperationsDUnitTest.testParallelPropagationSenderStartAfterStop_Scenario2
>  intermittently fail 
> -------------------------------------------------------------------------------------------------------------------
>
>                 Key: GEODE-5056
>                 URL: https://issues.apache.org/jira/browse/GEODE-5056
>             Project: Geode
>          Issue Type: Bug
>          Components: wan
>            Reporter: xiaojian zhou
>            Assignee: xiaojian zhou
>            Priority: Major
>              Labels: pull-request-available
>
> After fixe GEODE-4942, I found there's at least one race condition is not 
> covered. 
>  
> [vm6] [debug 2018/04/11 16:47:35.189 PDT <PartitionedRegion Message 
> Processor2> tid=110] WAN: On primary bucket 57, setting the seq number as 1357
>  
> [vm7] [info 2018/04/11 16:47:35.150 PDT <RMI TCP Connection(1)-10.118.19.25> 
> tid=19] Started  ParallelGatewaySender\{id=ln,remoteDsId=2,isRunning =true}
>  
> [vm7] [debug 2018/04/11 16:47:35.189 PDT <P2P message reader for 
> 10.118.19.25(27489)<v3>:32781 shared ordered uid=7 port=59148> tid=95] WAN: 
> On secondary bucket 57, setting the seq number as 1357
> [vm7] [debug 2018/04/11 16:47:35.190 PDT <P2P message reader for 
> 10.118.19.25(27489)<v3>:32781 shared ordered uid=7 port=59148> tid=95] Key : 
> ----> 1357
> [vm6] [debug 2018/04/11 16:47:35.190 PDT <PartitionedRegion Message 
> Processor2> tid=110] register dropped event for primary queue. BucketId is 
> 57, shadowKey is 1357, prQ is /ln_PARALLEL_GATEWAY_SENDER_QUEUE
>  
> ----- Note: vm6's sender is restarted and cleanup the map, before the
> QueueRemvalMessage is sent out for the map.
> [vm6] [info 2018/04/11 16:47:35.249 PDT <RMI TCP Connection(1)-10.118.19.25> 
> tid=19] Started  ParallelGatewaySender\{id=ln,remoteDsId=2,isRunning =true}
> [vm6] [debug 2018/04/11 16:47:35.437 PDT <BatchRemovalThread for 
> GatewaySender_ln_0> tid=118] BatchRemovalThread about to query the batch 
> removal map \{/ln_PARALLEL_GATEWAY_SENDER_QUEUE={96=[1396], 2=[1402], 
> 83=[1383], 6=[1406], 71=[1371], 87=[1387], 73=[1373], 90=[1390], 77=[1377], 
> 94=[1394]}}
> [vm6] [debug 2018/04/11 16:47:35.753 PDT <BatchRemovalThread for 
> GatewaySender_ln_0> tid=118] BatchRemovalThread about to query the batch 
> removal map {/ln_PARALLEL_GATEWAY_SENDER_QUEUE={49=[1449], 65=[1465], 
> 83=[1483], 53=[1453], 71=[1471], 87=[1487], *57=[1457]*, 73=[1473], 
> 77=[1477], 62=[1462]}}
> ---- shadowKey 1457 was created after the sender is restarted
>  
> [vm6] [debug 2018/04/11 16:47:35.438 PDT <BatchRemovalThread for 
> GatewaySender_ln_0> tid=118] Sending (ParallelQueueRemovalMessage@2344969b 
> processorId=0 sender=10.118.19.25(27489)<v3>:32781) to 3 peers 
> ([10.118.19.25(27492)<v4>:32783@4(GEODE 1.6.0), 
> 10.118.19.25(27485)<v2>:32779@1(GEODE 1.6.0), 
> 10.118.19.25(27482)<v1>:32778@2(GEODE 1.6.0)]) via tcp/ip
> [vm7] [debug 2018/04/11 16:47:35.439 PDT <P2P message reader for 
> 10.118.19.25(27489)<v3>:32781 shared unordered uid=4 port=59119> tid=52] 
> Received message 'ParallelQueueRemovalMessage@11583f5b processorId=0 
> sender=10.118.19.25(27489)<v3>:32781' from <10.118.19.25(27489)<v3>:32781>
>  
> i.e. the dropped key was in the map, but before sending a QueueRemovalMessage 
> the sender is closed and cleared the map. 



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