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https://issues.apache.org/jira/browse/HIVE-14608?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15468070#comment-15468070
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Sergey Shelukhin edited comment on HIVE-14608 at 9/6/16 6:05 PM:
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[~prasanth_j] [~gopalv] ping? This can introduce large slowdowns during node
failures, esp. for reducers
was (Author: sershe):
[~prasanth_j] [~gopalv] ping? It can introduce large slowdowns during node
failures, esp. for reducers
> LLAP: slow scheduling due to LlapTaskScheduler not removing nodes on kill
> --------------------------------------------------------------------------
>
> Key: HIVE-14608
> URL: https://issues.apache.org/jira/browse/HIVE-14608
> Project: Hive
> Issue Type: Bug
> Reporter: Sergey Shelukhin
> Assignee: Sergey Shelukhin
> Priority: Critical
> Attachments: HIVE-14608.patch
>
>
> See comments; this can result in a slowdown esp. if some critical task gets
> unlucky.
> {noformat}
> public void workerNodeRemoved(ServiceInstance serviceInstance) {
> // FIXME: disabling this for now
> // instanceToNodeMap.remove(serviceInstance.getWorkerIdentity());
> {noformat}
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