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## Background information I'm trying to use the `btl_tcp_links` option which does not appear to be working ### What version of Open MPI are you using? (e.g., v1.10.3, v2.1.0, git...

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I am trying to run multinode neural training over IPv6. Our training scripts used to use a Docker Swarm overlay IPv4 network that was unreliable and hard to set up....

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Thank you for taking the time to submit an issue! ## Background information I am trying to run a simple hello-world mpi program on a slurm system ### What version...

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Open MPI Version: v4.0.0 Output of `ompi_info | head` on two machine ``` mpiuser@s2:~$ ssh s1 ompi_info | head Package: Open MPI mpiuser@s1 Distribution Open MPI: 4.0.0 Open MPI repo...

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## Background information Hello there. I'm a senior software developer and a masters level Computer Science researcher/student. I'm currently using OpenMPI to simulate communicating sensors within a sensor network (each...

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So I came across this error when install the openmpi 4.15 Making all in mca/common/ucx make[2]: Entering directory `/nas/longleaf/home/jianxing/COAWSTv3.7_gnu_package/openmpi-4.1.5/opal/mca/common/ucx' CC libmca_common_ucx_la-common_ucx.lo In file included from common_ucx.c:20: common_ucx.h: In function ‘opal_common_ucx_wait_request’:...

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Target: v4.1.x
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This is with Open MPI 5.0.1 installed via Homebrew in macOS 14.3 arm64 (Apple Silicon). ``` $ python test/test_pack.py -k testPackUnpackExternal [[email protected]] Python 3.11.7 (/opt/homebrew/opt/[email protected]/bin/python3.11) [[email protected]] numpy 1.24.3 (/opt/homebrew/lib/python3.11/site-packages/numpy) [[email protected]]...

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Target: v5.0.x

Please submit all the information below so that we can understand the working environment that is the context for your question. ## Background information ### What version of Open MPI...

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Target: v5.0.x

This adds scripts for generating the C and Fortran mpi_f08 API bindings from template files, while also generating bigcount interfaces for those that require them. On the Fortran side it...

Target: main
MPI-4.0

I'm using MPI 4.0.1 installed from a system module. Our cluster is running RHEL6 with an infiniband network. The cores are Intel Xeon processors. I’m curious about the status of...

Target: main
Target: v4.0.x
Target: v5.0.x
Target: v4.1.x