[jira] [Commented] (SLIDER-91) slider registry code to gracefully handle (transient) ZK outages

["Jonathan Maron (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SLIDER-91?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14027193#comment-14027193 ] 

Jonathan Maron commented on SLIDER-91:
--------------------------------------

More than likely an issue that will be handled by implementing the registry in YARN, perhaps in a separate process (or in RM) that can return the up to date information even during failures/restarts etc

> slider registry code to gracefully handle (transient) ZK outages
> ----------------------------------------------------------------
>
>                 Key: SLIDER-91
>                 URL: https://issues.apache.org/jira/browse/SLIDER-91
>             Project: Slider
>          Issue Type: Sub-task
>          Components: registry
>    Affects Versions: Slider 0.30
>            Reporter: Steve Loughran
>
> Slider registry code needs to handle transient registry failures of running clusters.
> we may want to fail hard on startup, but during normal operation, things shouldn't fail the AM
> # HTTP registry queries
> # any updates to registry status (log? queue?)



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