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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HBASE-2441) ZK failures early in RS startup sequence cause infinite busy loop
Date Wed, 14 Apr 2010 04:10:49 GMT

     [ https://issues.apache.org/jira/browse/HBASE-2441?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

stack updated HBASE-2441:
-------------------------

    Fix Version/s: 0.20.5

Moving into 0.20.5.

I  need to figure out how to do a test for hbase-2413 which is in this territory.  Let me
see if I can reproduce this bug.

> ZK failures early in RS startup sequence cause infinite busy loop
> -----------------------------------------------------------------
>
>                 Key: HBASE-2441
>                 URL: https://issues.apache.org/jira/browse/HBASE-2441
>             Project: Hadoop HBase
>          Issue Type: Bug
>    Affects Versions: 0.20.3
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>             Fix For: 0.20.5
>
>         Attachments: hbase-2441.txt
>
>
> If the RS loses its ZK session before it reports for duty, the abort() call will trigger
an NPE, and then the stop boolean doesn't get toggled. The RS will then loop forever trying
to register itself in the expired ZK session, and fill up the logs.

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