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https://issues.apache.org/jira/browse/HBASE-20432?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16442166#comment-16442166
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Guanghao Zhang commented on HBASE-20432:
----------------------------------------

{quote}There's one problem: The source peerId may not match with the peerId in 
sink cluster
{quote}
So we need clear document for sync replication operations as our implementation 
is based on it......

> Cleanup related resources when remove a sync replication peer
> -------------------------------------------------------------
>
>                 Key: HBASE-20432
>                 URL: https://issues.apache.org/jira/browse/HBASE-20432
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Zheng Hu
>            Assignee: Zheng Hu
>            Priority: Major
>
> When remove a sync replication peer, we should clean:
> 1.  the SyncReplicationState in zookeeper or table. 
> 2.  Remote WALs  & Remote WALs directory in peer clusters. 



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