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From "Jeff Jirsa (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (CASSANDRA-6288) Make compaction a priority queue
Date Sat, 10 Sep 2016 21:26:20 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-6288?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jeff Jirsa reassigned CASSANDRA-6288:
-------------------------------------

    Assignee: Jeff Jirsa

> Make compaction a priority queue
> --------------------------------
>
>                 Key: CASSANDRA-6288
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-6288
>             Project: Cassandra
>          Issue Type: Wish
>            Reporter: Jonathan Ellis
>            Assignee: Jeff Jirsa
>            Priority: Minor
>              Labels: compaction
>
> We should prioritize compacting CFs by how many reads/s its preferred candidate would
save, divided by the number of bytes in the sstables.
> (Note that STCS currently divides by number of keys; ISTM that bytes will work better
since that does not penalize narrow rows.)



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