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Posted to dev@hbase.apache.org by "Jean-Daniel Cryans (JIRA)" <ji...@apache.org> on 2009/09/11 01:37:57 UTC
[jira] Commented: (HBASE-1795) log recovery doesnt reset the max
sequence id, new logfiles can get tossed as 'duplicates'
[ https://issues.apache.org/jira/browse/HBASE-1795?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12753899#action_12753899 ]
Jean-Daniel Cryans commented on HBASE-1795:
-------------------------------------------
+1
> log recovery doesnt reset the max sequence id, new logfiles can get tossed as 'duplicates'
> ------------------------------------------------------------------------------------------
>
> Key: HBASE-1795
> URL: https://issues.apache.org/jira/browse/HBASE-1795
> Project: Hadoop HBase
> Issue Type: Bug
> Affects Versions: 0.20.0, 0.21.0
> Reporter: ryan rawson
> Fix For: 0.20.1, 0.21.0
>
> Attachments: HBASE-1795.patch
>
>
> during log recovery, we dont reset Store.maxSeqId, thus new log entries are stamped starting off from the old files. This can cause a problem if we fail and recover again, since the new mutations are deemed "old" and shouldnt be applied in a subsequent recovery scenario.
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