You should probably wait until we improve the Graph package. Or you
can try to figure out improvements yourself, and contribute to Hama
project.

On Fri, Aug 23, 2013 at 7:44 PM, Mahesh Babu <[email protected]> wrote:
> Hi Edward,
>
> Thanks for the reply. That was my observation too.
>
> Is there any other way to improve performance in a single node pseudo
> distribution mode ?
>
> Say when I have a hama cluster of 3 machines, does it mean it is ideal to
> have number of tasks (NumBspTasks) to that of the cluster size ?
>    I see in the code when we do not set num tasks for a given job. value is
> taken from either from site or from default or from cluster size.
>
> Is there any other knobs that I can use to improve performance when in
> clusterd/distributed mode ?
>
> Regards,
> Mahesh Babu
>
>
>
>
> On Fri, Aug 23, 2013 at 3:39 PM, Edward J. Yoon <[email protected]>wrote:
>
>> The number of partitions is equal to the number of tasks. You might
>> not able to improve job performance by increasing tasks number on
>> single machine. It is like a lot of cooks in the bistro.
>>
>> On Fri, Aug 23, 2013 at 6:17 PM, Mahesh Babu <[email protected]> wrote:
>> > Hi,
>> >
>> > I am running some SSSP routines in pseudo distributed mode now. However,
>> > time taken to compute minDist is increasing when increasing NumBspTask.
>> And
>> > it reduces when I reduce this site configuration.
>> >
>> >
>> > I wanted to understand this API a bit more : i.e. BSPJob.setNumBspTasks()
>> >    can somebody help me understand this..
>> >    does it relate to number of threads or does it any way influence
>> number
>> > of partitions
>> >    and the reason why my time measurements are so.
>> >
>> >
>> > Also is there any other configuration/property that I can try to improve
>> > the speed of SSSP ?
>> >
>> >
>> > Regards,
>> > Mahesh Babu
>>
>>
>>
>> --
>> Best Regards, Edward J. Yoon
>> @eddieyoon
>>



-- 
Best Regards, Edward J. Yoon
@eddieyoon

Reply via email to