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Posted to commits@cassandra.apache.org by "Benjamin Lerer (Jira)" <ji...@apache.org> on 2021/07/30 12:11:00 UTC

[jira] [Updated] (CASSANDRA-14566) Cache CSM.onlyPurgeRepairedTombstones()

     [ https://issues.apache.org/jira/browse/CASSANDRA-14566?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Benjamin Lerer updated CASSANDRA-14566:
---------------------------------------
    Status: Patch Available  (was: Ready to Commit)

> Cache CSM.onlyPurgeRepairedTombstones()
> ---------------------------------------
>
>                 Key: CASSANDRA-14566
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14566
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Local/Compaction
>            Reporter: Stefan Podkowinski
>            Assignee: Thomas Pouget-Abadie
>            Priority: Low
>              Labels: lhf, performance
>         Attachments: 14566-3.11.txt
>
>
> We currently call {{CompactionStrategyManager.onlyPurgeRepairedTombstones()}} *a lot* during compaction, I think at least for every key. So we should probably cache the value, instead of constantly reading from a volatile and calling parseBoolean.



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