Re: [OMPI users] Using MPI in Toro unikernel

2022-07-24 Thread Matias Vara via users
Hello Gilles, Assuming you run one MPI task per unikernel, and two unikernels share > nothing, > it means that inter-node communication cannot be performed via shared > memory or kernel feature > (such as xpmem or knem). That also implies communication are likely using > the loopback interface > w

Re: [OMPI users] Using MPI in Toro unikernel

2022-07-24 Thread Gilles Gouaillardet via users
Matias, Assuming you run one MPI task per unikernel, and two unikernels share nothing, it means that inter-node communication cannot be performed via shared memory or kernel feature (such as xpmem or knem). That also implies communication are likely using the loopback interface which is much slowe