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From "Jonathan Ellis (JIRA)" <j...@apache.org>
Subject [jira] Commented: (CASSANDRA-1103) DSS rack-awareness doesn't really work
Date Tue, 18 May 2010 17:20:44 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-1103?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12868744#action_12868744
] 

Jonathan Ellis commented on CASSANDRA-1103:
-------------------------------------------

03
    fix DSS to generate unique racks when possibleb

02
    simplify out doneDataCenterIter variable

01
    clean up DSS: inline getNaturalEndpointsInternal, remove reload-on-every-call, r/m redundant
dcE


> DSS rack-awareness doesn't really work
> --------------------------------------
>
>                 Key: CASSANDRA-1103
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1103
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 0.6
>            Reporter: Jonathan Ellis
>            Assignee: Jonathan Ellis
>             Fix For: 0.7
>
>         Attachments: 0001-clean-up-DSS-inline-getNaturalEndpointsInternal-remove.txt,
0002-simplify-out-doneDataCenterIter-variable.txt, 0003-fix-DSS-to-generate-unique-racks-when-possibleb.txt
>
>
> CASSANDRA-952 fixed most of the DSS issues but the attempted placement of machines on
different racks w/in each DC is poor (comparing each node only to the rack of the 1st replica
in that DC rather than all).

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