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https://issues.apache.org/jira/browse/YARN-1815?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Subru Krishnan updated YARN-1815:
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Description: Currently work preserving RM restart recovers unmanaged AMs
but it has a couple of shortcomings - all running containers are killed and
completed unmanaged AMs are also recovered as we do _not_ record final state
for unmanaged AMs in the RM StateStore. This JIRA proposes to address both the
shortcomings so that work preserving unmanaged AM recovery works exactly like
with managed AMs (was: Currently work preserving RM restart recovers UAMs but
it has a couple of shortcomings - all running containers are killed and
completed UAMs are also recovered as we do _not_ record final state for
unmanaged AMs in the RM StateStore. This JIRA proposes to address both the
shortcomings so that U)
> Work preserving recovery of Unmanged AMs
> ----------------------------------------
>
> Key: YARN-1815
> URL: https://issues.apache.org/jira/browse/YARN-1815
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: resourcemanager
> Affects Versions: 2.3.0
> Reporter: Karthik Kambatla
> Assignee: Subru Krishnan
> Priority: Critical
> Attachments: Unmanaged AM recovery.png, yarn-1815-1.patch,
> yarn-1815-2.patch, yarn-1815-2.patch
>
>
> Currently work preserving RM restart recovers unmanaged AMs but it has a
> couple of shortcomings - all running containers are killed and completed
> unmanaged AMs are also recovered as we do _not_ record final state for
> unmanaged AMs in the RM StateStore. This JIRA proposes to address both the
> shortcomings so that work preserving unmanaged AM recovery works exactly like
> with managed AMs
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