[jira] [Updated] (AMBARI-12656) Hosts Page Performance: Avoid triggering hosts loading immediately after switching to hosts tab

["Richard Zang (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-12656?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Richard Zang updated AMBARI-12656:
----------------------------------
    Attachment: AMBARI-12656.patch

> Hosts Page Performance: Avoid triggering hosts loading immediately after switching to hosts tab
> -----------------------------------------------------------------------------------------------
>
>                 Key: AMBARI-12656
>                 URL: https://issues.apache.org/jira/browse/AMBARI-12656
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-web
>    Affects Versions: 2.1.0
>            Reporter: Richard Zang
>            Assignee: Richard Zang
>            Priority: Critical
>             Fix For: 2.1.2
>
>         Attachments: AMBARI-12656.patch
>
>
> When the page of hosts has already been loaded to FE model store, we should avoid trigger hosts loading when user switch in/out hosts tab. Just reuse the front-end model to render the page and schedule an update request after a few seconds.



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