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https://issues.apache.org/jira/browse/SLIDER-383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Steve Loughran reopened SLIDER-383:
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> Appmaster to move to async renew requests
> -----------------------------------------
>
> Key: SLIDER-383
> URL: https://issues.apache.org/jira/browse/SLIDER-383
> Project: Slider
> Issue Type: Bug
> Components: appmaster
> Reporter: Steve Loughran
> Assignee: Steve Loughran
> Fix For: Slider 0.60
>
>
> Reduce the no. of rebuild operations and acquire/release by recognising when
> other size change actions are already queued and wait until they are finished
> before rebuilding state and asking AM for more nodes
> Appmaster Renew/Request/Release nodes operation to schedule a renewal via the
> queue; when that action is executed, to look in the queue for any queued
> cluster size change operations/events & place itself at back of queue if so.
> If an existing renew operation is scheduled, do not queue a new one.
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