Samuel,
Yes, all contributions are welcomed. It should be almost trivial to write a new backend in Open MPI to support what the kernel developers will agree to add as C/R capabilities. A good starting point to look at are the existing modules in opal/mca/crs.
george.
On Dec 6, 2012, at 03:56 , Christopher Samuel <samuel@unimelb.edu.au> wrote:
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> Hi folks,
>
> I don't know if people have seen that the Linux kernel community is
> following its own different checkpoint/restart path to those currently
> supported by OMPI, namely that of the OpenVZ developers
> "checkpoint/restore in user space" project (CRIU).
>
> You can read more about its current state here:
>
> https://lwn.net/Articles/525675/
>
> The CRIU website is here:
>
> http://criu.org/
>
> CRIU will also be up for discussion at LCA2013 in Canberra this year
> (though I won't be there):
>
> http://linux.conf.au/schedule/30116/view_talk?day=thursday
>
> Is there interest from OMPI in supporting this, given it looks like
> it's quite likely to make it into the mainline kernel?
>
> Or is better to wait for it to be merged, and then take a look?
>
> All the best,
> Chris
> - --
> Christopher Samuel Senior Systems Administrator
> VLSCI - Victorian Life Sciences Computation Initiative
> Email: samuel@unimelb.edu.au Phone: +61 (0)3 903 55545
> http://www.vlsci.org.au/ http://twitter.com/vlsci
>
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