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From "Todd Lipcon (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-4288) "Server not running" exception during meta verification causes RS abort
Date Mon, 29 Aug 2011 23:42:37 GMT

    [ https://issues.apache.org/jira/browse/HBASE-4288?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13093312#comment-13093312
] 

Todd Lipcon commented on HBASE-4288:
------------------------------------

2011-08-29 16:37:50,485 FATAL org.apache.hadoop.hbase.master.HMaster: Unhandled exception.
Starting shutdown.
org.apache.hadoop.ipc.RemoteException: java.io.IOException: Server not running, aborting
        at org.apache.hadoop.hbase.regionserver.HRegionServer.checkOpen(HRegionServer.java:2407)
        at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionInfo(HRegionServer.java:1648)
        at sun.reflect.GeneratedMethodAccessor13.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570)
        at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039)

        at org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:771)
        at org.apache.hadoop.hbase.ipc.HBaseRPC$Invoker.invoke(HBaseRPC.java:258)
        at $Proxy7.getRegionInfo(Unknown Source)
        at org.apache.hadoop.hbase.catalog.CatalogTracker.verifyRegionLocation(CatalogTracker.java:426)
        at org.apache.hadoop.hbase.catalog.CatalogTracker.getMetaServerConnection(CatalogTracker.java:273)
        at org.apache.hadoop.hbase.catalog.CatalogTracker.waitForMeta(CatalogTracker.java:333)
        at org.apache.hadoop.hbase.catalog.CatalogTracker.waitForMetaServerConnectionDefault(CatalogTracker.java:366)
        at org.apache.hadoop.hbase.catalog.MetaReader.getRegion(MetaReader.java:355)
        at org.apache.hadoop.hbase.master.AssignmentManager.processRegionInTransition(AssignmentManager.java:312)
        at org.apache.hadoop.hbase.master.AssignmentManager.processRegionsInTransition(AssignmentManager.java:263)
        at org.apache.hadoop.hbase.master.AssignmentManager.processFailover(AssignmentManager.java:227)
        at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:421)
        at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:294)


> "Server not running" exception during meta verification causes RS abort
> -----------------------------------------------------------------------
>
>                 Key: HBASE-4288
>                 URL: https://issues.apache.org/jira/browse/HBASE-4288
>             Project: HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.90.4
>            Reporter: Todd Lipcon
>            Priority: Critical
>             Fix For: 0.92.0, 0.90.5
>
>
> The master tried to verify the META location just as that server was shutting down due
to an abort. This caused the "Server not running" exception to get thrown, which wasn't handled
properly in the master, causing it to abort.

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