[jira] [Assigned] (YARN-7675) The new UI won't load for pre 2.8 Hadoop versions because queueCapacitiesByPartition is missing from the scheduler API

["Gergely Novák (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/YARN-7675?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gergely Novák reassigned YARN-7675:
-----------------------------------

    Assignee: Gergely Novák

> The new UI won't load for pre 2.8 Hadoop versions because queueCapacitiesByPartition is missing from the scheduler API
> ----------------------------------------------------------------------------------------------------------------------
>
>                 Key: YARN-7675
>                 URL: https://issues.apache.org/jira/browse/YARN-7675
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: yarn-ui-v2
>            Reporter: Gergely Novák
>            Assignee: Gergely Novák
>         Attachments: YARN-7675.001.patch
>
>
> If we connect the new YARN UI to any Hadoop versions older than 2.8 it won't load. The console shows this trace:
> {noformat}
> TypeError: Cannot read property 'queueCapacitiesByPartition' of undefined
>     at Class.normalizeSingleResponse (yarn-ui.js:13903)
>     at Class.superWrapper [as normalizeSingleResponse] (vendor.js:31811)
>     at Class.handleQueue (yarn-ui.js:13928)
>     at Class.normalizeArrayResponse (yarn-ui.js:13952)
>     at Class.normalizeQueryResponse (vendor.js:101566)
>     at Class.normalizeResponse (vendor.js:101468)
>     at ember$data$lib$system$store$serializer$response$$normalizeResponseHelper (vendor.js:95345)
>     at vendor.js:95672
>     at Backburner.run (vendor.js:10426)
> {noformat}



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