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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2014/02/27 18:45:28 UTC

[jira] [Updated] (CASSANDRA-6288) Make compaction a priority queue

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

Jonathan Ellis updated CASSANDRA-6288:
--------------------------------------

    Fix Version/s:     (was: 2.1 beta2)
         Assignee:     (was: Tyler Hobbs)

> Make compaction a priority queue
> --------------------------------
>
>                 Key: CASSANDRA-6288
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-6288
>             Project: Cassandra
>          Issue Type: Wish
>          Components: Core
>            Reporter: Jonathan Ellis
>            Priority: Minor
>
> 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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