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Posted to mapreduce-issues@hadoop.apache.org by "Eric Yang (JIRA)" <ji...@apache.org> on 2011/05/06 00:19:03 UTC

[jira] [Created] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
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                 Key: MAPREDUCE-2476
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
             Project: Hadoop Map/Reduce
          Issue Type: New Feature
          Components: build
    Affects Versions: 0.20.203.1
         Environment: Redhat 5.5, Java 6
            Reporter: Eric Yang


Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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[jira] [Commented] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Posted by "Koji Noguchi (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/MAPREDUCE-2476?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13029625#comment-13029625 ] 

Koji Noguchi commented on MAPREDUCE-2476:
-----------------------------------------

In addition to Todd's point, do many users really need the features from capacity scheduler (and/or fair scheduler) ? 


> Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
> --------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2476
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: build
>    Affects Versions: 0.20.203.1
>         Environment: Redhat 5.5, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>
> Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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[jira] [Commented] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Posted by "Arun C Murthy (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/MAPREDUCE-2476?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13029636#comment-13029636 ] 

Arun C Murthy commented on MAPREDUCE-2476:
------------------------------------------

-1

It's fine to ask the user the option for the scheduler: default, capacity, fair.

It can be improved further to ask for queues, capacities, max-capacities etc. for capacity-scheduler.

Similarly for pools etc. for fair-share.

> Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
> --------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2476
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: build
>    Affects Versions: 0.20.203.1
>         Environment: Redhat 5.5, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>
> Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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[jira] [Commented] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Posted by "Todd Lipcon (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/MAPREDUCE-2476?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13029621#comment-13029621 ] 

Todd Lipcon commented on MAPREDUCE-2476:
----------------------------------------

Why should the RPM/Deb install have a different default than the tarball?

If Capacity Scheduler should be the default, why is it part of contrib?

> Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
> --------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2476
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: build
>    Affects Versions: 0.20.203.1
>         Environment: Redhat 5.5, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>
> Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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[jira] [Commented] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Posted by "Todd Lipcon (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/MAPREDUCE-2476?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13029638#comment-13029638 ] 

Todd Lipcon commented on MAPREDUCE-2476:
----------------------------------------

(on the other hand I would probably support a long term vision of combining some of the features of capacity and fairshare and making the One Scheduler To Rule Them All part of core)

> Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
> --------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2476
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: build
>    Affects Versions: 0.20.203.1
>         Environment: Redhat 5.5, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>
> Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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[jira] [Assigned] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Posted by "Eric Yang (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAPREDUCE-2476?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eric Yang reassigned MAPREDUCE-2476:
------------------------------------

    Assignee: Eric Yang

> Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
> --------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2476
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: build
>    Affects Versions: 0.20.203.1
>         Environment: Redhat 5.5, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>
> Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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[jira] [Resolved] (MAPREDUCE-2476) Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default

Posted by "Arun C Murthy (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/MAPREDUCE-2476?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Arun C Murthy resolved MAPREDUCE-2476.
--------------------------------------

    Resolution: Won't Fix

As I mentioned, we shouldn't do this.

I'm happy to have the configure script ask the user his option for the scheduler. The default should remain the 'fifo' scheduler.

I'm closing this jira. Please use a different one for enhancements along the line I suggested. Thanks.

> Set mapreduce scheduler to capacity scheduler for RPM/Debian packages by default
> --------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2476
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2476
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>          Components: build
>    Affects Versions: 0.20.203.1
>         Environment: Redhat 5.5, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>
> Hadoop RPM/Debian package is default to use the default scheduler.  It would be nice to setup the packages to use capacity scheduler instead.

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