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https://issues.apache.org/jira/browse/CASSANDRA-6667?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Ellis updated CASSANDRA-6667:
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Attachment: 6667-v2.txt
v2 changes count to long (pointed out by Paulo Gaspar, who brought this to my
attention initially)
> Mean cells per sstable is calculated incorrectly
> ------------------------------------------------
>
> Key: CASSANDRA-6667
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6667
> Project: Cassandra
> Issue Type: Bug
> Reporter: Jonathan Ellis
> Assignee: Jonathan Ellis
> Priority: Minor
> Fix For: 1.2.16, 2.0.6
>
> Attachments: 6667-v2.txt, 6667.txt
>
>
> We currently take the average of the mean for each partition, rather than
> correctly weighting by cell count. This affects hint paging as well as index
> selectivity calculation.
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