[ https://issues.apache.org/jira/browse/APEXCORE-810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vlad Rozov resolved APEXCORE-810. --------------------------------- Resolution: Fixed Fix Version/s: 4.0.0 > Concurrent modification exception during connection cleanup in buffer server > ---------------------------------------------------------------------------- > > Key: APEXCORE-810 > URL: https://issues.apache.org/jira/browse/APEXCORE-810 > Project: Apache Apex Core > Issue Type: Bug > Reporter: Pramod Immaneni > Assignee: Pramod Immaneni > Priority: Minor > Fix For: 4.0.0 > > > {noformat} > ERROR com.datatorrent.bufferserver.server.Server: Buffer server > Server@56cfec7c\{address=/0:0:0:0:0:0:0:0:45081} failed to tear down > subscriber > Subscriber@2ff22212{ln=LogicalNode@36d87f9eidentifier=tcp://xxxxxx:45081/2.output.1, > upstream=2.output.1, group=rand_console/3.input, partitions=[], > iterator=com.datatorrent.bufferserver.internal.DataList$DataListIterator@6caeed6a{da=com.datatorrent.bufferserver.internal.DataList$Block@506501e4{identifier=2.output.1, > data=16777216, readingOffset=0, writingOffset=1822, > starting_window=59dc9c3000000001, ending_window=59dc9c3000000055, refCount=2, > uniqueIdentifier=0, next=null, > future=null}}}}.java.util.ConcurrentModificationException > at java.util.HashMap$HashIterator.nextEntry(HashMap.java:922) > at java.util.HashMap$KeyIterator.next(HashMap.java:956) > at > com.datatorrent.bufferserver.internal.LogicalNode.removeChannel(LogicalNode.java:118) > at com.datatorrent.bufferserver.server.Server$3.run(Server.java:410) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > at java.util.concurrent.FutureTask.run(FutureTask.java:262) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:745) > {noformat} -- This message was sent by Atlassian JIRA (v7.6.3#76005)