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Posted to hdfs-issues@hadoop.apache.org by "Uma Maheswara Rao G (Assigned) (JIRA)" <ji...@apache.org> on 2012/01/04 09:09:39 UTC
[jira] [Assigned] (HDFS-2747) HA: entering SM after starting SBN
can NPE
[ https://issues.apache.org/jira/browse/HDFS-2747?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Uma Maheswara Rao G reassigned HDFS-2747:
-----------------------------------------
Assignee: Uma Maheswara Rao G
> HA: entering SM after starting SBN can NPE
> ------------------------------------------
>
> Key: HDFS-2747
> URL: https://issues.apache.org/jira/browse/HDFS-2747
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: ha
> Affects Versions: HA branch (HDFS-1623)
> Reporter: Eli Collins
> Assignee: Uma Maheswara Rao G
>
> Entering SM on the primary after while it's already in SM after the SBN is started results in an NPE:
> {noformat}
> hadoop-0.24.0-SNAPSHOT $ ./bin/hdfs dfsadmin -safemode get
> Safe mode is ON
> hadoop-0.24.0-SNAPSHOT $ ./bin/hdfs dfsadmin -safemode enter
> safemode: java.lang.NullPointerException
> {noformat}
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