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Posted to issues@flink.apache.org by "Yun Gao (Jira)" <ji...@apache.org> on 2022/04/13 06:28:07 UTC

[jira] [Updated] (FLINK-24951) Allow watch bookmarks to mitigate frequent watcher rebuilding

     [ https://issues.apache.org/jira/browse/FLINK-24951?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yun Gao updated FLINK-24951:
----------------------------
    Fix Version/s: 1.16.0

> Allow watch bookmarks to mitigate frequent watcher rebuilding
> -------------------------------------------------------------
>
>                 Key: FLINK-24951
>                 URL: https://issues.apache.org/jira/browse/FLINK-24951
>             Project: Flink
>          Issue Type: Improvement
>          Components: Deployment / Kubernetes
>    Affects Versions: 1.15.0
>            Reporter: guoyangze#1
>            Priority: Major
>             Fix For: 1.15.0, 1.16.0
>
>
> In some production environments, there are massive pods that create and delete. Thus the global resource version is updated very quickly and may cause frequent watcher rebuilding because of "too old resource version". To avoid this, K8s provide a Bookmark mechanism[1].
> I propose to enable bookmark by default
> [1] https://kubernetes.io/docs/reference/using-api/api-concepts/#watch-bookmarks



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