[Devel] Re: [RFC] network namespaces

[Eric W. Biederman]

Cedric Le Goater <clg at fr.ibm.com> writes:

> Eric W. Biederman wrote:
>
> hmm ? What about an MPI application ?
>
> I would expect each MPI task to be run in its container on different nodes
> or on the same node. These individual tasks _communicate_ between each
> other through the MPI layer (not only TCP btw) to complete a large calculation.

All parts of the MPI application are part of the same job.  Communication between
processes on multiple machines that are part of the job is fine.

At least that is how I used job in HPC computer context.

Eric