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From "Marcus Eriksson (Jira)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-16782) Improve the way we pick sstables for STCS-in-L0 and in TWCS 'current' window
Date Thu, 01 Jul 2021 18:13:00 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-16782?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Marcus Eriksson updated CASSANDRA-16782:
----------------------------------------
    Fix Version/s:     (was: 4.0.x)

> Improve the way we pick sstables for STCS-in-L0 and in TWCS 'current' window
> ----------------------------------------------------------------------------
>
>                 Key: CASSANDRA-16782
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-16782
>             Project: Cassandra
>          Issue Type: Improvement
>          Components: Local/Compaction/LCS, Local/Compaction/TWCS
>            Reporter: Marcus Eriksson
>            Assignee: Marcus Eriksson
>            Priority: Normal
>             Fix For: 4.x
>
>
> The goal when being behind in L0 should always be to get the number of sstables down
to a reasonable level as soon as possible. Currently it is common that we run compactions
on the large sstables but leave thousands of tiny sstables behind.



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