You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@hbase.apache.org by "Duo Zhang (JIRA)" <ji...@apache.org> on 2018/08/05 10:52:00 UTC

[jira] [Commented] (HBASE-20881) Introduce a region transition procedure to handle all the state transition for a region

    [ https://issues.apache.org/jira/browse/HBASE-20881?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16569430#comment-16569430 ] 

Duo Zhang commented on HBASE-20881:
-----------------------------------

A big patch...

Haven't finished yet, especially the UTs. And I've added some TODOs in the code, we can open follow-on issue to address them, as the patch here is already big enough...

> Introduce a region transition procedure to handle all the state transition for a region
> ---------------------------------------------------------------------------------------
>
>                 Key: HBASE-20881
>                 URL: https://issues.apache.org/jira/browse/HBASE-20881
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>            Priority: Major
>             Fix For: 3.0.0, 2.2.0
>
>         Attachments: HBASE-20881.patch
>
>
> Now have an AssignProcedure, an UnssignProcedure, and also a MoveRegionProcedure which schedules an AssignProcedure and an UnssignProcedure to move a region. This makes the logic a bit complicated, as MRP is not a RIT, so when SCP can not interrupt it directly...



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)