[ 
https://issues.apache.org/jira/browse/CASSANDRA-3598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13166445#comment-13166445
 ] 

Hudson commented on CASSANDRA-3598:
-----------------------------------

Integrated in Cassandra-0.8 #414 (See 
[https://builds.apache.org/job/Cassandra-0.8/414/])
    range and index scans now only send requests to enough replicas to satisfy 
requested CL + RR
patch by Vijay and jbellis for CASSANDRA-3598

jbellis : 
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1212552
Files : 
* /cassandra/branches/cassandra-0.8/CHANGES.txt
* 
/cassandra/branches/cassandra-0.8/src/java/org/apache/cassandra/service/StorageProxy.java

                
> Index Scan's will span across multiple DC's
> -------------------------------------------
>
>                 Key: CASSANDRA-3598
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3598
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 0.7.0
>            Reporter: Vijay
>            Assignee: Vijay
>            Priority: Minor
>             Fix For: 0.7.4, 0.8.9, 1.0.6
>
>         Attachments: 0001-super-simple-patch-3598.patch
>
>
> Looks like we send requests to all the nodes provided by 
> StorageService.instance.getLiveNaturalEndpoints(keyspace, range.right);
> We dont filter it based on blockedFor (Consistency levels).
> In a multi DC setup this will cause unnecessary load on the other DC. And 
> even within a DC we might query more nodes than needed.

--
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

        

Reply via email to