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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…
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I have several complaints about the interaction with `mpi4py`. It could be worth splitting into separate issues.
1. `quimb-mpi-python` and `mpi_launcher.py` do not really belong to this package. As…
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## What
Support for enqueueing MPI operations into accelerator work queues (streams) and compute graphs.
## Why
Integration of communication with the computation scheduling model for accelera…
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This is a biggy and likely important to customers using Open MPI with GPU accelerators.
See https://github.com/mpi-forum/mpi-issues/issues/580
and entry 17 of section B.1.2 of the MPI 4.1 standard
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Hi,
I ran miniFE's ref version with Intel MPI under the message checker from ITAC (Intel Trace Analyzer and Collector). The message checker detected issues [LOCAL:MEMORY:OVERLAP](https://www.intel…
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The following demonstrates a bug in using mpi derived types in the receive buffer, this is showing up when running (cesm) cam-se using mpi-serial. @gold2718 reported to pio, but it's an mpi-serial bu…
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### Steps to reproduce the issue
Add
```
version("8.6.1b04", commit="64d3aacc36f2d4d39255eb521c34123903cc0551")
```
to the ESMF `package.py` recipe. Set variants as follows:
```
esmf@8.7.0b04%a…
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Here is a list of CirclCI issues we have encountered using different settings in `.circleci/config.yml`.
## Using the default virtual machine
This refers to the case where the `config.yaml` file …
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see MPI 4.0 19.1.2