[jira] [Comment Edited] (HBASE-19850) The number of Offline Regions is wrong after restoring a snapshot

["Toshihiro Suzuki (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-19850?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16343029#comment-16343029 ] 

Toshihiro Suzuki edited comment on HBASE-19850 at 1/29/18 7:56 AM:
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I attached the v2 patch. It seems like when RegionReplicas is enabled and a primary region is split, its secondary region will become OFFLINE. So the number of Offline Region will not be zero in this case. I made the test ignored in the RegionReplicas enabled situation.


was (Author: brfrn169):
I attached the v2 patch. It seems like when RegionReplicas is enabled and a primary region is split, its secondary region will become OFFLINE. So the number of Offline Region will not zero in this case. I made the test ignored in the RegionReplicas enabled situation.

> The number of Offline Regions is wrong after restoring a snapshot
> -----------------------------------------------------------------
>
>                 Key: HBASE-19850
>                 URL: https://issues.apache.org/jira/browse/HBASE-19850
>             Project: HBase
>          Issue Type: Bug
>          Components: snapshots
>            Reporter: Toshihiro Suzuki
>            Assignee: Toshihiro Suzuki
>            Priority: Major
>             Fix For: 1.5.0
>
>         Attachments: HBASE-19850-branch-1.patch, HBASE-19850-v2-branch-1.patch, The number of Offline Regions.png
>
>
> Steps to reproduce are as follows:
> 1. Create a table
> {code}
> create "test", "cf"
> {code}
> 2. Take a snapshot for the table
> {code}
> snapshot "test", "snap"
> {code}
> 3. Load data to the table
> {code}
> (0...2000).each\{|i| put "test", "row#{i}", "cf:col", "val"}
> {code}
> 4. Split regions of the table
> {code}
> split "test"
> {code}
> 5. Restore the table from the snapshot
>  
> {code}
> disable "test"
> restore_snapshot "snap"
> enable "test"
> {code}
>  
> The number of Offline Regions is as follows:
> !The number of Offline Regions.png!
> The number of Offline Regions should be zero.
> It seems like when regions are removed by restoring a snapshot, the number of Offline Regions becomes wrong.
>  



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