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https://issues.apache.org/jira/browse/HBASE-20144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16390531#comment-16390531
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Duo Zhang commented on HBASE-20144:
-----------------------------------
Ping [~stack]. The TestAssignmentManagerMetrics is excluded in pre commit I
believe. I tried it manually and it passed. Any concerns?
Thanks.
> The shutdown of master will hang if there are no live region server
> -------------------------------------------------------------------
>
> Key: HBASE-20144
> URL: https://issues.apache.org/jira/browse/HBASE-20144
> Project: HBase
> Issue Type: Bug
> Reporter: Duo Zhang
> Assignee: Duo Zhang
> Priority: Major
> Fix For: 2.0.0
>
> Attachments: HBASE-20144-UT.patch, HBASE-20144-v1.patch,
> HBASE-20144.patch
>
>
> In a graceful shutdown, we will set cluster down in ServerManager, and in
> ServerManger.expireServer, if the cluster down flag is true and all rses are
> gone, we will call master.stop and quit.
> But if we have no live rs when shutting down, then expireServer will never be
> triggered, so we are dead...
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