[jira] [Updated] (HBASE-26643) LoadBalancer should not return empty map

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

     [ https://issues.apache.org/jira/browse/HBASE-26643?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Duo Zhang updated HBASE-26643:
------------------------------
    Summary: LoadBalancer should not return empty map  (was: AssignmentManager should check for empty result returned by LoadBalancer)

> LoadBalancer should not return empty map
> ----------------------------------------
>
>                 Key: HBASE-26643
>                 URL: https://issues.apache.org/jira/browse/HBASE-26643
>             Project: HBase
>          Issue Type: Bug
>          Components: proc-v2, Region Assignment, test
>    Affects Versions: 2.5.0, 2.6.0
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>            Priority: Critical
>
> After HBASE-26641, these two tests are still flaky, they also fail for me locally sometimes.
> After digging, I found that, while we see this in the log output after master failover
> {noformat}
> Wanted to do round robin assignment but no servers to assign to
> {noformat}
> The UTs will fail.
> Need to dig more.



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