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Subject: Re: [OMPI users] Checkpoint from inside MPI program with OpenMPI 1.4.2 ?
From: Nguyen Toan (nguyentoan1508_at_[hidden])
Date: 2011-10-26 00:52:17


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
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