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https://issues.apache.org/jira/browse/CASSANDRA-1527?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12914657#action_12914657
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Jon Hermes commented on CASSANDRA-1527:
---------------------------------------

Now, for min=max=0, estimating the compactions _will currently_ explode if min 
== max.

Estimated compactions are the sum of all (1 + size_i / thresholdrange) for i in 
SSTables with size > min. What do we want the estimated compactions to be when 
min == max (or thresholdrange=0)?
Furthermore, do we want to be estimating compactions when minor compactions are 
disabled?

> ensure compaction thresholds are sane
> -------------------------------------
>
>                 Key: CASSANDRA-1527
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1527
>             Project: Cassandra
>          Issue Type: Bug
>          Components: API
>    Affects Versions: 0.7 beta 2
>            Reporter: Jonathan Ellis
>            Assignee: Jon Hermes
>            Priority: Minor
>             Fix For: 0.7.0
>
>         Attachments: 1527.txt
>
>
> make sure min <= max and neither is negative.
> also make sure that min=max=0 works (this is "no compaction")

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