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https://issues.apache.org/jira/browse/HBASE-5801?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13262816#comment-13262816
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Jonathan Hsieh commented on HBASE-5801:
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Thanks for following through Jimmy. Adding more flakey tests is just going to
cause more trouble down the line and it is better if we figure out and catch
them before they get in!
> [hbck] Hbck should handle case where some regions have different HTD settings
> in .regioninfo files (0.90 specific)
> -------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-5801
> URL: https://issues.apache.org/jira/browse/HBASE-5801
> Project: HBase
> Issue Type: Improvement
> Components: hbck
> Affects Versions: 0.90.7
> Reporter: Jonathan Hsieh
> Assignee: Jimmy Xiang
> Fix For: 0.90.7
>
> Attachments: hbase_5801_v2.patch
>
>
> Recently, we encountered a case where some regions in a table have different
> HTableDescriptor settings serialized into HDFS their HRegionInfo .regioninfo
> file. hbck expects all HTDs within a table to be the same and currently
> bails out in this situation.
> We need to either point out a proper set of actions for the user to execute
> or automatically convert the region to a common HTD (likely the most common
> on, or possibly the "first one".)
> Not sure if this requires reformatting data but may require closing and
> restarting a region.
> This issue is hbase 0.90.x specific -- 0.92+ keep all table info in a single
> .tableinfo file.
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