You are viewing a plain text version of this content. The canonical link for it is here.

Posted to common-issues@hadoop.apache.org by "Robert Joseph Evans (JIRA)" <ji...@apache.org> on 2012/08/14 18:08:38 UTC

[jira] [Updated] (HADOOP-8144) pseudoSortByDistance in NetworkTopology doesn't work properly if no local node and first node is local rack node

     [ https://issues.apache.org/jira/browse/HADOOP-8144?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Robert Joseph Evans updated HADOOP-8144:
----------------------------------------

    Fix Version/s: 0.23.3

I checked this into branch-0.23 too.
                
> pseudoSortByDistance in NetworkTopology doesn't work properly if no local node and first node is local rack node
> ----------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-8144
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8144
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: io
>    Affects Versions: 1.0.0, 0.23.0
>            Reporter: Junping Du
>            Assignee: Junping Du
>            Priority: Minor
>              Labels: patch
>             Fix For: 0.23.3, 2.0.0-alpha
>
>         Attachments: HADOOP-8144-1.patch, hadoop-8144.txt, hadoop-8144.txt, HADOOP-8144-v2.patch
>
>
> pseudoSortByDistance in NetworkTopology.java should sort nodes according to its distance with reader as local node, local rack node, ... 
> But if there is no local node with reader in nodes and the first node is local rack node with reader, then it will put a random node at position 0.

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira