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Subject: Re: [OMPI users] Checkpoint from inside MPI program with OpenMPI 1.4.2 ?
From: Josh Hursey (jjhursey_at_[hidden])
Date: 2011-10-26 08:20:38


Since this would be a new feature for 1.4, we cannot move it since the
1.4 branch is for bug fixes only. However, we may be able to add it to
1.5. I filed a ticket if you want to track that progress:
  https://svn.open-mpi.org/trac/ompi/ticket/2895

-- Josh

On Tue, Oct 25, 2011 at 11:52 PM, Nguyen Toan <nguyentoan1508_at_[hidden]> wrote:
> Dear Josh,
> Thank you. I will test the 1.7 trunk as you suggested.
> Also I want to ask if we can add this interface to OpenMPI 1.4.2,
> because my applications are mainly involved in this version.
> Regards,
> Nguyen Toan
> On Wed, Oct 26, 2011 at 3:25 AM, Josh Hursey <jjhursey_at_[hidden]> wrote:
>>
>> Open MPI (trunk/1.7 - not 1.4 or 1.5) provides an application level
>> interface to request a checkpoint of an application. This API is
>> defined on the following website:
>>  http://osl.iu.edu/research/ft/ompi-cr/api.php#api-cr_checkpoint
>>
>> This will behave the same as if you requested the checkpoint of the
>> job from the command line.
>>
>> -- Josh
>>
>> On Mon, Oct 24, 2011 at 12:37 PM, Nguyen Toan <nguyentoan1508_at_[hidden]>
>> wrote:
>> > Dear all,
>> > I want to automatically checkpoint an MPI program with OpenMPI ( I'm
>> > currently using 1.4.2 version with BLCR 0.8.2),
>> > not by manually typing ompi-checkpoint command line from another
>> > terminal.
>> > So I would like to know if there is a way to call checkpoint function
>> > from
>> > inside an MPI program
>> > with OpenMPI or how to do that.
>> > Any ideas are very appreciated.
>> > Regards,
>> > Nguyen Toan
>> > _______________________________________________
>> > users mailing list
>> > users_at_[hidden]
>> > http://www.open-mpi.org/mailman/listinfo.cgi/users
>> >
>>
>>
>>
>> --
>> Joshua Hursey
>> Postdoctoral Research Associate
>> Oak Ridge National Laboratory
>> http://users.nccs.gov/~jjhursey
>> _______________________________________________
>> users mailing list
>> users_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
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>

-- 
Joshua Hursey
Postdoctoral Research Associate
Oak Ridge National Laboratory
http://users.nccs.gov/~jjhursey