[jira] [Updated] (AMBARI-9855) Rolling Upgrade: UI stuck in loading

["Andrii Tkach (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-9855?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrii Tkach updated AMBARI-9855:
---------------------------------
    Attachment: AMBARI-9855.patch

> Rolling Upgrade: UI stuck in loading
> ------------------------------------
>
>                 Key: AMBARI-9855
>                 URL: https://issues.apache.org/jira/browse/AMBARI-9855
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-web
>    Affects Versions: 2.0.0
>            Reporter: Andrii Tkach
>            Assignee: Andrii Tkach
>            Priority: Critical
>             Fix For: 2.0.0
>
>         Attachments: AMBARI-9855.patch
>
>
> ON 400-node cluster, call to fetch ugrade status {/api/v1/clusters/c1/upgrades/28?fields=Upgrade} fails as cancelled due to timeout in 3 min.
> Separate call (outside ambari-web) to {/api/v1/clusters/c1/upgrades/28?fields=Upgrade}
> fails in 13 min. with error: 
> {code}
> {
>   "status": 500,
>   "message": "Java heap space"
> }
> {code}



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