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https://issues.apache.org/jira/browse/CASSANDRA-1624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stu Hood updated CASSANDRA-1624:
--------------------------------

    Attachment: 0001-Track-sstable-accesses-per-read.patch

Stores sstable accesses per read in an EstimatedHistogram per CFStore, and 
exposes it via JMX.

> Track number of sstables accessed per read
> ------------------------------------------
>
>                 Key: CASSANDRA-1624
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1624
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: Stu Hood
>            Priority: Minor
>             Fix For: 0.7.0
>
>         Attachments: 0001-Track-sstable-accesses-per-read.patch
>
>
> "average number of sstable data files accessed" is a good metric to optimize 
> for on CASSANDRA-1608

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