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https://issues.apache.org/jira/browse/HBASE-28037?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaolin Ha resolved HBASE-28037.
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Resolution: Fixed
Merged to branch-2.4 and branch-2.5, thanks [~zhangduo] for reviewing.
> Replication stuck after switching to new WAL but the queue is empty
> -------------------------------------------------------------------
>
> Key: HBASE-28037
> URL: https://issues.apache.org/jira/browse/HBASE-28037
> Project: HBase
> Issue Type: Bug
> Components: Replication
> Affects Versions: 3.0.0-alpha-4, 2.5.5
> Reporter: Xiaolin Ha
> Assignee: Xiaolin Ha
> Priority: Blocker
> Fix For: 2.4.18, 2.5.6
>
>
> When the speed of consuming replication WALs is high, and there are something
> wrong when creating new WAL, the swith of replcation source reader to new WAL
> in the queue may happen before the new WAL is created, then the replcation
> will stuck since it can not consume the new WALs soon afterwards anymore.
> Restarting the RS that replication stucking can make the replication recover.
>
>
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