MPI parallel debugging

[duzhuqi]

We know that the current version provides serial and multithreaded application debugging, but not MPI parallel debugging. Why not provide such a feature, which is useful in the distributed system.

[weinand]

VS Code supports multiprocess debugging. But it requires debug extension to cooperate.

What exactly are you looking for?
And what debugger are you using?

[duzhuqi]

Glad to get your letter. I am a developer of MPI parallel application. Our application needs to run on a clustered system.In the process of program debugging, we found that large-scale parallel debugging is a very difficult matter. We use more than 512 MPI processes. We currently use GDB to debug programs, but GDB does not support MPI parallel debugging.

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[weinand]

/duplicate #116109

[vscodenpa]

Thanks for creating this issue! We figured it's covering the same as another one we already have. Thus, we closed this one as a duplicate. You can search for similar existing issues. See also our issue reporting guidelines.

Happy Coding!