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I am observing hangs with NAMD2.15alpha2 and Charm++ 7.0.0 on a DGX A100 node (dual AMD Rome 7742). The issue also happens with Charm++ v7.1.0-devel-89-ge24d2d3ad. I am using the following command to …
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v6.10.1 runs successfully.
However, in the master branch, it looks commit (dd8b5a2df5c0822e3c398fc069e852fba1385189) introduces this bug. The bug is caused because of a message that has an incorrec…
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# Problem
>Advice to users. C users may be tempted to avoid the usage of MPI_GET_ADDRESS and rely on the availability of the address operator &. Note, however, that & cast-expression is a pointer, …
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The .eb files for NAMD-2.14 should have ('Charm++', '6.10.2') as part of the list of dependencies, as the previous versions have, and it should be noted that, at the moment, .eb files for Charm++ on o…
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requesting that MPI 3.x Fortran API be made available--even if not the post MPI 2.1 features, at least the `mpi_f08` interface as that avoids numerous compiler warnings.
```fortran
use mpi_f08, on…
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The progress timer does not work correctly if there is more than one process via MPI. On screen the most recent timer output is visible leading to the time jumping to different numbers (and back when …
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Hi all,
I am just trying Wi4MPi in c++ langage, and it seems that it miss the MPI_Aint_add function in the header, and so don't compile.
Normal or not ?
Are there other features that are not c…
ymeur updated
2 years ago
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in monolish::mpi
- [ ] MPI_Allgatherv();
- [ ] MPI_Alloc_mem();
- [x] MPI_Allreduce();
- [ ] MPI_Alltoall();
- [x] MPI_Barrier();
- [x] MPI_Comm_rank();
- [x] MPI_Comm_size();
- [x] MPI_Fina…
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We should root-cause this. My money is on Travis CI environment or a Open-MPI bug, rather than Casper.
```sh
testing mpiexec=mpiexec --oversubscribe -np 4 CSP_NG=0 win_allocate ...
CASPER Config…
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@anderkve: Do you have any idea about the overhead of MPI for DE and Multinest? I was tring to run the computations of fram with using the MPI functionality and several cores. I did not get the speedu…