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From "Anoop Sam John (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-7034) Bad version, failed OPENING to OPENED but master thinks it is open anyways
Date Wed, 16 Jan 2013 16:40:12 GMT

     [ https://issues.apache.org/jira/browse/HBASE-7034?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Anoop Sam John updated HBASE-7034:
----------------------------------

    Attachment:     (was: HBASE-7034_94_V2.patch)
    
> Bad version, failed OPENING to OPENED but master thinks it is open anyways
> --------------------------------------------------------------------------
>
>                 Key: HBASE-7034
>                 URL: https://issues.apache.org/jira/browse/HBASE-7034
>             Project: HBase
>          Issue Type: Bug
>          Components: Region Assignment
>    Affects Versions: 0.94.2
>            Reporter: stack
>            Assignee: Anoop Sam John
>         Attachments: HBASE-7034_94.patch, HBASE-7034_94_V2.patch, TestRecoverableZooKeeper.java
>
>
> I have this in RS log:
> {code}
> 2012-10-22 02:21:50,698 ERROR org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler:
Failed transitioning node b9,\xEE\xAE\x9BiQO\x89]+a\xE0\x7F\xB7'X?,1349052737638.9af7cfc9b15910a0b3d714bf40a3248f.
from OPENING to OPENED -- closing region
> org.apache.zookeeper.KeeperException$BadVersionException: KeeperErrorCode = BadVersion
for /hbase/unassigned/9af7cfc9b15910a0b3d714bf40a3248f
> {code}
> Master says this (it is bulk assigning):
> {code}
> ....
> 2012-10-22 02:21:40,673 DEBUG org.apache.hadoop.hbase.zookeeper.ZKUtil: master:10302-0xb3a862e57a503ba
Set watcher on existing znode /hbase/unassigned/9af7cfc9b15910a0b3d714bf40a3248f
> ...
> then this
> ....
> 2012-10-22 02:23:47,089 DEBUG org.apache.hadoop.hbase.zookeeper.ZKUtil: master:10302-0xb3a862e57a503ba
Set watcher on existing znode /hbase/unassigned/9af7cfc9b15910a0b3d714bf40a3248f
> ....
> 2012-10-22 02:24:34,176 DEBUG org.apache.hadoop.hbase.zookeeper.ZKUtil: master:10302-0xb3a862e57a503ba
Retrieved 112 byte(s) of data from znode /hbase/unassigned/9af7cfc9b15910a0b3d714bf40a3248f
and set watcher; region=b9,\xEE\xAE\x9BiQO\x89]+a\xE0\x7F\xB7'X?,1349052737638.9af7cfc9b15910a0b3d714bf40a3248f.,
origin=sv4r17s44,10304,1350872216778, state=RS_ZK_REGION_OPENED
> etc.
> {code}
> Disagreement as to what is going on here.

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