[jira] [Resolved] (HBASE-29169) Removing the legacy 'region_replica_replication' peer will crash region servers while rolling upgrading

["Duo Zhang (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-29169?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Duo Zhang resolved HBASE-29169.
-------------------------------
    Hadoop Flags: Reviewed
      Resolution: Fixed

Pushed to master and branch-3.

Thanks [~nihaljain.cs] for reviewing!

> Removing the legacy 'region_replica_replication' peer will crash region servers while rolling upgrading
> -------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-29169
>                 URL: https://issues.apache.org/jira/browse/HBASE-29169
>             Project: HBase
>          Issue Type: Bug
>          Components: read replicas, Replication
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>            Priority: Critical
>              Labels: pull-request-available
>             Fix For: 3.0.0-beta-2
>
>
> As tested in HBASE-29161, the region servers with old version still needs to update replication position, so if we remove the peer before finishing upgrading, the region servers will soon crash.
> Need to find a way to deal with this.



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