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From "Jonathan Ellis (JIRA)" <j...@apache.org>
Subject [jira] Updated: (CASSANDRA-2071) RP.describeOwnership() does some bad math
Date Tue, 01 Feb 2011 21:13:28 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-2071?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jonathan Ellis updated CASSANDRA-2071:
--------------------------------------

    Remaining Estimate: 2h
     Original Estimate: 2h

> RP.describeOwnership() does some bad math
> -----------------------------------------
>
>                 Key: CASSANDRA-2071
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-2071
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 0.7.0
>            Reporter: Jon Hermes
>            Assignee: Jon Hermes
>            Priority: Minor
>             Fix For: 0.7.1
>
>         Attachments: 2071.txt
>
>   Original Estimate: 2h
>  Remaining Estimate: 2h
>
> If the input isn't sorted correctly for some reason, then describeOwnership() fails to
calculate the ownership %ages correctly.
> Repro is 2 nodes with these tokens, you get these fractions:
> 49000620740128447720217646403197156812 : 0.7615167
> 770141183460469231731687303715884105727 : 4.2384834
> 423% ownership is obviously broken.

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