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From Thomas Jungblut <thomas.jungb...@googlemail.com>
Subject Re: setNumBspTask
Date Mon, 18 Apr 2011 09:26:57 GMT
This is a bit offtopic here, but I think this is possible. We can maintain a
list of active working grooms per job and just sync them. If a groom wants
to leave he will be removed from the list.

We can discuss this later in the fault tolerance issue.

2011/4/18 Edward J. Yoon <edward@udanax.org>

> > groom can leave the sync process and the other grooms will advance
> without waiting for the finished groom.
>
>
> It's impossible.
>
> Sent from my iPhone
>
> On 2011. 4. 18., at 오후 6:08, Thomas Jungblut <
> thomas.jungblut@googlemail.com> wrote:
>
> > Should I open a new issue for it?
> >
> > Agree with the sync barrier.
> > In addition to that, we should add an equal version of voteForHalt()
> where a
> > groom can leave the sync process and the other grooms will advance
> without
> > waiting for the finished groom.
> >
> > 2011/4/18 Edward J. Yoon <edwardyoon@apache.org>
> >
> >>> I think we should document that this is a mandatory call to a job OR
> set
> >>> this in submitJobInternal of the BSPJobClient to the number of active
> >>> grooms.
> >>> What's your opinion on that?
> >>
> >> +1
> >>
> >> And,
> >> It is highly related with HAMA-199. Our 'sync barrier' is very naive.
> >> We should fix this problem as soon as possible.
> >>
> >> On Mon, Apr 18, 2011 at 3:20 AM, Thomas Jungblut
> >> <thomas.jungblut@googlemail.com> wrote:
> >>> Hi all,
> >>>
> >>> I played a bit with submitting BSP's from other applications and seen
> >> that
> >>> setting the num of BSP tasks is a mandatory action.
> >>> Otherwise the job will hang forever with this output:
> >>>
> >>> 11/04/17 20:07:50 INFO bsp.BSPJobClient: Running job:
> >> job_201104172007_0001
> >>>> 11/04/17 20:07:53 INFO bsp.BSPJobClient: Current supersteps number:
0
> >>>>
> >>>
> >>> I think we should document that this is a mandatory call to a job OR
> set
> >>> this in submitJobInternal of the BSPJobClient to the number of active
> >>> grooms.
> >>> What's your opinion on that?
> >>>
> >>> Regards
> >>> Thomas
> >>>
> >>> --
> >>> Thomas Jungblut
> >>> Berlin
> >>>
> >>> mobile: 0170-3081070
> >>>
> >>> business: thomas.jungblut@testberichte.de
> >>> private: thomas.jungblut@gmail.com
> >>>
> >>
> >>
> >>
> >> --
> >> Best Regards, Edward J. Yoon
> >> http://blog.udanax.org
> >> http://twitter.com/eddieyoon
> >>
> >
> >
> >
> > --
> > Thomas Jungblut
> > Berlin
> >
> > mobile: 0170-3081070
> >
> > business: thomas.jungblut@testberichte.de
> > private: thomas.jungblut@gmail.com
>



-- 
Thomas Jungblut
Berlin

mobile: 0170-3081070

business: thomas.jungblut@testberichte.de
private: thomas.jungblut@gmail.com

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