Description
A ConcurrentModificationException was reported by a housekeeping thread while closing a session. It was closing the session because its transaction was open or idle for longer than the configured maximum time.
Here is the log excerpt:
2012-07-02 19:25:12,210 WARN [notifier:VirtualHostHouseKeepingTask] server.AMQChannel (AMQChannel.java:1519) - IDLE TRANSACTION ALERT org.apache.qpid.server .logging.subjects.ChannelLogSubject@4ca3b645 503084 ms 2012-07-02 23:48:41,979 WARN [notifier:VirtualHostHouseKeepingTask] server.AMQChannel (AMQChannel.java:1519) - IDLE TRANSACTION ALERT org.apache.qpid.server .logging.subjects.ChannelLogSubject@3b1d0a16 584211 ms 2012-07-02 23:48:42,033 ERROR [notifier:VirtualHostHouseKeepingTask] virtualhost.VirtualHostImpl$VirtualHostHouseKeepingTask (VirtualHostImpl.java:407) - Exception in housekeeping for connection: /xxx.xxx.xxx.xx:50639(xxxxx) java.util.ConcurrentModificationException at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) at java.util.AbstractList$Itr.next(AbstractList.java:343) at org.apache.qpid.server.txn.LocalTransaction.rollback(LocalTransaction.java:297) at org.apache.qpid.server.AMQChannel.close(AMQChannel.java:535) at org.apache.qpid.server.protocol.AMQProtocolEngine.closeChannel(AMQProtocolEngine.java:727) at org.apache.qpid.server.protocol.AMQProtocolEngine.closeSession(AMQProtocolEngine.java:1350) at org.apache.qpid.server.AMQChannel.checkTransactionStatus(AMQChannel.java:1530) at org.apache.qpid.server.virtualhost.VirtualHostImpl$VirtualHostHouseKeepingTask.execute(VirtualHostImpl.java:400) at org.apache.qpid.server.virtualhost.HouseKeepingTask.run(HouseKeepingTask.java:61) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441) at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101 (ScheduledThreadPoolExecutor.java:98) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic (ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:662)
Attachments
Attachments
Issue Links
- is related to
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QPID-4131 Broker should close connection on transaction timeout rather than close session for better compatibility with Java clients
- Closed