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https://issues.apache.org/jira/browse/KUDU-2289?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Will Berkeley reassigned KUDU-2289:
-----------------------------------
Assignee: Will Berkeley
Code Review: https://gerrit.cloudera.org/#/c/9551/
> Tablet deletion should be throttled
> -----------------------------------
>
> Key: KUDU-2289
> URL: https://issues.apache.org/jira/browse/KUDU-2289
> Project: Kudu
> Issue Type: Improvement
> Components: tserver
> Reporter: Todd Lipcon
> Assignee: Will Berkeley
> Priority: Major
>
> Currently if a large amount of data is deleted simultaneously, the master
> will not do any throttling of the DeleteTablet requests send to the tservers.
> The tservers will use up to the configured number of service threads to work
> on deleting tablets. The deletion can be relatively heavy-weight -- lots of
> file system operations to hole-punch out the dead tablets, etc. This can have
> a negative impact on other concurrent workloads.
> It would be desirable to do some throttling either on the master or tserver
> side to avoid overwhelming disks and thread resources during heavy deletion.
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