[jira] [Resolved] (HDDS-5660) Separate container caches for Open and Closed containers

["Krishna Kumar Asawa (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDDS-5660?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Krishna Kumar Asawa resolved HDDS-5660.
---------------------------------------
    Resolution: Abandoned

Linked PRs are closed/abandoned without merging .hence closing the Jira

> Separate container caches for Open and Closed containers
> --------------------------------------------------------
>
>                 Key: HDDS-5660
>                 URL: https://issues.apache.org/jira/browse/HDDS-5660
>             Project: Apache Ozone
>          Issue Type: Bug
>          Components: Ozone Datanode
>            Reporter: Mukul Kumar Singh
>            Assignee: Mukul Kumar Singh
>            Priority: Major
>              Labels: pull-request-available
>
> it has been seen in deployments that with large number of containers on datanode. we have seen cache misses on the rocksDB cache.
> This jira proposes
> a) to have separate caches for open and closed container
> b) rocksDB containers in open container cache are never evicted.
> c) Open containers are moved from open to close container cache it they are closed/quasi closed.
> d) Closed container are cached in LRU fashion as they are cached right now



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