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Posted to common-dev@hadoop.apache.org by "Karam Singh (JIRA)" <ji...@apache.org> on 2009/05/28 11:08:45 UTC

[jira] Created: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
--------------------------------------------------------------------------------------------

                 Key: HADOOP-5932
                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
             Project: Hadoop Core
          Issue Type: Bug
          Components: contrib/capacity-sched
    Affects Versions: 0.20.0
            Reporter: Karam Singh


MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Updated: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Vinod K V (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinod K V updated HADOOP-5932:
------------------------------

    Attachment: HADOOP-5932-20090528.1.txt

Updated patch that completes the test-cases.

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>         Attachments: HADOOP-5932-20090528.1.txt, HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Resolved: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Hemanth Yamijala (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hemanth Yamijala resolved HADOOP-5932.
--------------------------------------

       Resolution: Fixed
    Fix Version/s: 0.20.1
     Hadoop Flags: [Reviewed]

I committed this to trunk and branch 0.20. Thanks, Vinod !

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>            Assignee: Vinod K V
>             Fix For: 0.20.1
>
>         Attachments: HADOOP-5932-20090528.1.txt, HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Updated: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Vinod K V (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinod K V updated HADOOP-5932:
------------------------------

    Attachment: HADOOP-5932-20090528.txt

Discussed with Karam regarding this and looked at the logs. The bug happened due to a misplaced local variable myVmem initialization in MemoryMatcher.getMemReservedForTasks().

Quick patch for testing.

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>         Attachments: HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Assigned: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Vinod K V (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinod K V reassigned HADOOP-5932:
---------------------------------

    Assignee: Vinod K V

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>            Assignee: Vinod K V
>         Attachments: HADOOP-5932-20090528.1.txt, HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Commented: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Vinod K V (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12714355#action_12714355 ] 

Vinod K V commented on HADOOP-5932:
-----------------------------------

ant test-patch passed. All capacity scheduler tests passed except TestQueueCapacities which is tracked at HADOOP-5646.

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>         Attachments: HADOOP-5932-20090528.1.txt, HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Commented: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Hemanth Yamijala (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12714304#action_12714304 ] 

Hemanth Yamijala commented on HADOOP-5932:
------------------------------------------

+1 for the fix. There are comments I stumbled upon independently in the test cases which I've already raised in HADOOP-5934. So, I am not repeating those here under the assumption these will be fixed there.

Can you please upload the results of test-patch and capacity scheduler tests ?
Also, can you please make sure there's a patch that works for the 20 branch ?

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>         Attachments: HADOOP-5932-20090528.1.txt, HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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[jira] Commented: (HADOOP-5932) MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

Posted by "Vinod K V (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HADOOP-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12714359#action_12714359 ] 

Vinod K V commented on HADOOP-5932:
-----------------------------------

The same patch applies for branch-0.20 also.

> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker
> --------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-5932
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5932
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/capacity-sched
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>         Attachments: HADOOP-5932-20090528.1.txt, HADOOP-5932-20090528.txt
>
>
> MemoryMatcher logs 0 as freeMemOnTT even though there are free slots available on TaskTraker

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