[ https://issues.apache.org/jira/browse/HBASE-9481?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Devaraj Das updated HBASE-9481: ------------------------------- Resolution: Fixed Fix Version/s: 0.96.0 Status: Resolved (was: Patch Available) Committed. Thanks, Jeffrey for the patch. > Servershutdown handler get aborted with ConcurrentModificationException > ----------------------------------------------------------------------- > > Key: HBASE-9481 > URL: https://issues.apache.org/jira/browse/HBASE-9481 > Project: HBase > Issue Type: Bug > Components: MTTR > Affects Versions: 0.96.0 > Reporter: Jeffrey Zhong > Assignee: Jeffrey Zhong > Fix For: 0.96.0 > > Attachments: hbase-9481.patch > > > In integration tests, we found SSH got aborted with following stack trace: > {code} > 13/09/07 18:10:00 ERROR executor.EventHandler: Caught throwable while > processing event M_SERVER_SHUTDOWN > java.util.ConcurrentModificationException > at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793) > at java.util.HashMap$ValueIterator.next(HashMap.java:822) > at > org.apache.hadoop.hbase.master.RegionStates.serverOffline(RegionStates.java:378) > at > org.apache.hadoop.hbase.master.AssignmentManager.processServerShutdown(AssignmentManager.java:3143) > at > org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:207) > at > org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:131) > 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) > {code} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira