Issue 3422: com.google.gerrit.sshd.GerritServerSession : Exception caught org.apache.mina.core.write.WriteToClosedSessionException
Status:  New
Owner: ----
Reported by Leo.Wang812, Jun 11, 2015
*****************************************************************
*****                                                       *****
***** !!!! THIS BUG TRACKER IS FOR GERRIT CODE REVIEW !!!!  *****
*****                                                       *****
***** DO NOT SUBMIT BUGS FOR CHROME, ANDROID, CYANOGENMOD,  *****
***** INTERNAL ISSUES WITH YOUR COMPANY'S GERRIT SETUP, ETC.*****
*****                                                       *****
*****   THOSE ISSUES BELONG IN DIFFERENT ISSUE TRACKERS     *****
*****                                                       *****
*****************************************************************

Affected Version:
2.8.5

What steps will reproduce the problem?
1.we deploy load balance of gerrit(NAT mode)
2.most of downloads through HTTP

What is the expected output? What do you see instead?
[2015-06-12 08:51:02,038] WARN  com.google.gerrit.sshd.GerritServerSession : Exception caught
org.apache.mina.core.write.WriteToClosedSessionException
        at org.apache.mina.core.polling.AbstractPollingIoProcessor.clearWriteRequestQueue(AbstractPollingIoProcessor.java:638)
        at org.apache.mina.core.polling.AbstractPollingIoProcessor.removeNow(AbstractPollingIoProcessor.java:590)
        at org.apache.mina.core.polling.AbstractPollingIoProcessor.removeSessions(AbstractPollingIoProcessor.java:560)
        at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$800(AbstractPollingIoProcessor.java:67)
        at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1132)
        at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
        at java.lang.Thread.run(Thread.java:722)

Please provide any additional information below.