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From "Edward J. Yoon" <edwardy...@apache.org>
Subject Re: [jira] [Commented] (HAMA-380) Send messages in batches to reduce RPC overhead.
Date Thu, 21 Apr 2011 13:31:41 GMT
Oh, my mistake.

I've just committed your patch. Thanks thomas!

On Thu, Apr 21, 2011 at 5:25 PM, Edward J. Yoon (JIRA) <jira@apache.org> wrote:
>
>    [ https://issues.apache.org/jira/browse/HAMA-380?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13022684#comment-13022684
]
>
> Edward J. Yoon commented on HAMA-380:
> -------------------------------------
>
> Please update your source code to latest TRUNK. Miklos Erdelyi's patch is already committed.
>
>
>
>> Send messages in batches to reduce RPC overhead.
>> ------------------------------------------------
>>
>>                 Key: HAMA-380
>>                 URL: https://issues.apache.org/jira/browse/HAMA-380
>>             Project: Hama
>>          Issue Type: Improvement
>>          Components: bsp
>>    Affects Versions: 0.3.0
>>            Reporter: Miklos Erdelyi
>>            Assignee: Miklos Erdelyi
>>             Fix For: 0.3.0
>>
>>         Attachments: HAMA-380-v2.patch, bspmsgbundle.patch, bspmsgbundle.v2.patch
>>
>>   Original Estimate: 4h
>>  Remaining Estimate: 4h
>>
>> When profiling graph computations running on HAMA it turned out that huge amount
of time is spent in RPC calls.
>> To reduce this overhead I propose extending the GroomServer's API with a put(BSPMessageBundle)
method so that a group of messages can be transferred from the caller to the callee at once.
Also, the sync() operation should be improved by sending messages in batches rather than one-by-one.
>> Using BSPMessageBundle makes it easier to add support for compression of messages
later.
>
> --
> This message is automatically generated by JIRA.
> For more information on JIRA, see: http://www.atlassian.com/software/jira
>



-- 
Best Regards, Edward J. Yoon
http://blog.udanax.org
http://twitter.com/eddieyoon

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