openmpi

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using OpenMPI or MPICH with Boost MPI using Win and Linux machines together

These days I am approaching MPI world. I am willing to use Boost MPI libraries probably with OpenMPI or MPICH ( even if with MPICH still I am not sure whether it will work fine because of some post I[详细]

2023-01-17 12:54 分类：问答
Initialize an array using openmpi once

I am trying to run some tests using OPENmpi processing data in an array by spliting up the work across nodes (the second part is with matricies).I am running into some problems now because the data ar[详细]

2023-01-17 09:33 分类：问答
Perl: How to add an interrupt handler so one can control a code executed by mpirun via system()?

We use a cluster with Perceus (warewulf) software to do some computing. This software package has wwmpirun program (a Perl script) to prepare a hostfile and execute mpirun:[详细]

2023-01-14 20:33 分类：问答
Can we run MPI programs in single system or is it imperative to run it in a cluster only?

I have access to a clustered network at my college using PelicanHPC where In run various MPI programs, but at home I want to practice writing/using other MPI programs. Is there a 开发者_如何学编程way[详细]

2023-01-09 03:35 分类：问答
How to pass -libm to MPICC? libimf.so: warning: feupdateenv is not implemented and will always fail

I am a newbie who tries to compile a program via mpicc replacing icc with gcc. I have already discovered, that I need to use the following command to compile[详细]

2023-01-09 00:55 分类：问答
How to force OpenMPI to use GCC instead of ICC? Is recompiling OpenMPI necessary?

I have a C-code for parallel computing written for gcc, and I want to compile it on a cluster, which apparently uses icc via mpicc. Correcting the code to be icc-friendly seems to be too time-demandin[详细]

2023-01-09 00:26 分类：问答
OpenMP & MPI explanation

A few minutes ago I stumbled upon some text, which reminded me of something that has been wondering my mind for a while, but I had nowhere to ask.[详细]

2023-01-05 07:59 分类：问答
Running OpenMPI on Windows XP

I\'m trying to build a simple cluster based on Windows XP. I compiled OpenMPI-1.4.2 successfully, and tools like mpicc and ompi_info work too, but I can\'t get my mpirun working properly. The only out[详细]

2022-12-31 07:01 分类：问答
Unable to run OpenMPI across more than two machines

When attempting to run the first example in the boost::mpi tutorial, I was unable to run across more than two machines.Specifically, this seemed to run fine:[详细]

2022-12-24 19:33 分类：问答
Multi-Threaded MPI Process Suddenly Terminating

I\'m writing an MPI program (Visual Studio 2k8 + MSMPI) that uses Boost::thread to spawn two threads per MPI process, and have run into a problem I\'m having trouble tracking down.[详细]

2022-12-22 22:11 分类：问答