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## Background information
### What version of Open MPI are you using? (e.g., v3.0.5, v4.0.2, git branch name and hash, etc.)
4.0.5
### Describe how Open MPI was installed (e.g., from a source…
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So this is...interesting. I've had issues building [Open MPI 5 with NAG 7.2](https://github.com/open-mpi/ompi/issues/12413) where the symptom was:
```
make[3]: Entering directory '/ford1/share/gmao_…
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I'm trying to build `impi/2021.9.0-intel-compilers-2023.1.0` and it fails during the sanity check, I believe due to building with RPATH enabled and `libfabric` not being found.
The sanity check fai…
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Consider adding [mpi_alltoallv](https://www.mpich.org/static/docs/latest/www3/MPI_Alltoallv.html) and/or [mpi_altoallw](https://www.mpich.org/static/docs/latest/www3/MPI_Alltoallw.html)
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Greetings,
I initially interpreted the below issue as a problem within the Intel MPI implementation, but after posting on their community forums[^1] Intel confirms that this is allowable behaviour …
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Hi,
here is another issue regarding parallel execution.
When starting the attached model in serial mode or in parallel mode using just 1 MPI rank, all works fine.
But when using 2 MPI ranks like th…
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Dear p4est team,
I am trying to install p4est with MPI on a Rocky Linux 9.4 cluster.
After cmaking with P4EST_ENABLE_MPI enabled, by setting in CMakeCache.txt:
//P4EST MPI support
P4EST_ENAB…
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## Bug description
For post-processing, calling `restart` multiple times in a loop like this will eventually hit the limit.
```
character*80 fname
fname = 't.fld '
do…
yslan updated
1 month ago
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I've also sent this to the MPICH mailing list, and will add the link to it once it has been approved.
I tried installing MPICH using ubuntu's package registries yesterday, and then build MPI4py on …
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Here is what I would need in order to be able to test KokkosComm
- [x] send
- [x] recv
- [x] isend
- [ ] allreduce