[jira] [Comment Edited] (FLINK-15752) Backpressure stats sometimes broken in WebUI

["Yadong Xie (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-15752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17023111#comment-17023111 ] 

Yadong Xie edited comment on FLINK-15752 at 1/24/20 5:07 PM:
-------------------------------------------------------------

I checked the frontend part and found that all data comes from the same api `

/jobs/${jobId}/vertices/${vertexId}/backpressure`, it should be a REST Api or runtime issue

cc [~lining]


was (Author: vthinkxie):
cc [~lining]

> Backpressure stats sometimes broken in WebUI
> --------------------------------------------
>
>                 Key: FLINK-15752
>                 URL: https://issues.apache.org/jira/browse/FLINK-15752
>             Project: Flink
>          Issue Type: Bug
>          Components: Runtime / Web Frontend
>    Affects Versions: 1.10.0
>            Reporter: Nico Kruber
>            Priority: Major
>         Attachments: backpressure-stats.png
>
>
> The backpressure monitor shows two values: ratio and status. It looks like they are not always in sync. See below (for low ratios):
> !backpressure-stats.png!



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