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https://issues.apache.org/jira/browse/KUDU-3497?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Song Jiacheng updated KUDU-3497:
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Attachment: KUDU-3497.patch
> Leader rebalance not working well
> ---------------------------------
>
> Key: KUDU-3497
> URL: https://issues.apache.org/jira/browse/KUDU-3497
> Project: Kudu
> Issue Type: Bug
> Reporter: Song Jiacheng
> Priority: Major
> Attachments: KUDU-3497.patch, image-2023-07-28-18-26-59-763.png
>
>
> Leader rebalance is a thread who is trying to make leaders of each table
> balance. But there is some situation where it does not work.
> For instance, for a table, consist of 9 tablets, 3 replication factor, in a
> 3-tservers cluster.
> Its leaders distribution is as follow:
> Tablet server A : 4
> Tablet server B : 4
> Tablet server C : 1
> !image-2023-07-28-18-26-59-763.png!
> According to the algorithm for now, there will not be any rebalance operation
> scheduled.
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