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``mpi_launcher`` option needs to be specified both during the definition of cluster and also in ``mpi_wrap_task``
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@robbwu
mpi能不能做intra-node的内存优化,我有一块比较大的只读区域,能不能让shared memory的process从同一个地方读?
bobye updated
8 years ago
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I was testing PLFS with MPI-TILE-IO (a benchmark) and found the data droppings were bigger than what I expected. To understand the problem, I took a tiny program I wrote before and ran it on POSIX, M…
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I noticed a performance regression in OSU benchmark (OpenMPI with UCX and HCOLL) when using HPCX 2.17.1 compared to 2.14. It is due to the fact that now the `UCX_PROTO_ENABLE=y` by default. Setting it…
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> Per the latest batch of emails with Cray, it looks like the Shasta APIs can be used a la carte by the WLM.
>
> APIs that seem like ones that we would use:
>
> HMS's Hardware Inventory API …
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Hi,
I am trying to build gslib using mvapich2 installed with clang and I get the following error:
```
/opt/local/include/mpich-mp/mpi.h:116:56: error: expected identifier
static const MPI_…
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**Feature functionality**
It is planned to implement a thin provisiong layer above the existing MPI communication API that allows for nearly seemless integration of the MPI calls with the PyTorch AD …
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## Info
HPhi asked me to run this script (↓) with expert mode
```shell
root@MyComputerName:/home/HPhi-3.5.2/src# ./HPhi -s stan.in
(HPhi Logo, taken away)
##### Parallelization Info. ##…
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Hi, Extrae developers,
I finallly installed extrae on our cluster systems
however, here comes the problem the user-function can not be checked by paraver as my PC did.
And it is showing this:
…
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**Summary**
To be usable for PyChaste, the VTK build should:
- [ ] Wrap Python
- [ ] Support Parallel MPI
**Related PRs**
* https://github.com/Chaste/PyChaste/issues/46