Discussions

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  How late can we initialize MPI?

  AtlantaPepsi asked Nov 18, 2025 in Q&A · Unanswered

  

  

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  MPI falsely detects SGE grid environemnt mode

  AhmeddHanyy started Nov 2, 2025 in General

  

  

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  Configuration for Slingshot-11

  MoraruMaxim asked Sep 25, 2025 in Q&A · Unanswered

  

  

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  CH4 performance worse than CH3 in 2-process ping-pong benchmark

  AhmeddHanyy started Sep 24, 2025 in General

  

  

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  RFC: Collective Algorithm Selection Redesign

  hzhou started Aug 20, 2025 in Ideas

  

  

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  How to detect GPU support at compile-time

  gzagaris asked Jul 28, 2025 in Q&A · Unanswered

  

  

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  MPICH4.1.1 static compile issue: no libmpich.a file generated

  VsniperKS started May 23, 2023 in General

  

  

  

  

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  Problem with MPICH Version: 4.2.0 in Linux Mint (ubuntu)

  llueveYescampa asked Jun 16, 2025 in Q&A · Unanswered

  

  

  

  

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  Welcome to mpich Discussions!

  hzhou announced Jan 26, 2022 in Announcements

  

  

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  MPICH passes -rpath without -Wl

  addy419 asked Sep 27, 2024 in Q&A · Unanswered

  

  

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  How To Use MPIX_Stream?

  Jacobfaib started May 12, 2023 in General

  

  

  

  

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  Security vulnerabilities

  tarunkumar987 started Sep 5, 2024 in General

  

  

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  Is there a general function for making the engine progress any pending request?

  miEsMar started Sep 5, 2024 in General

  

  

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  What is the system default buffer size for MPI_Send? Are there any environment variables to set?

  duqi-hnu asked Aug 14, 2024 in Q&A · Unanswered

  

  

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  Seeking possible causes for an assertion error in socksm.c at line 600: hdr.pkt_type == MPIDI_NEM_TCP_SOCKSM_PKT_ID_INFO || ...

  tarunkumar987 started Jul 3, 2024 in General

  

  

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  mpich configuration settings for single macine run.

  tarunkumar987 started Jul 12, 2024 in General

  

  

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  Cray MPICH Issue - OFI poll failed

  saisandeepdammati started Jul 10, 2024 in General

  

  

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  Does MPICH support RDMA or RoCE?

  yangbinken asked Apr 8, 2022 in Q&A · Unanswered

  

  

  

  

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  Should MPIX_Op_create_x take an int concurrent argument?

  raffenet started May 1, 2024 in Ideas

  

  

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  MPICH with OpenPBS

  yashkurkure asked Feb 7, 2024 in Q&A · Answered

  

  

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  How to determine if MPICH installation is GPU aware

  jhux2 asked Nov 14, 2023 in Q&A · Unanswered

  

  

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  Sandboxing/Firewall issue with latest version (4.1.1) on Apple Silicon

  milljm asked Aug 1, 2023 in Q&A · Unanswered

  

  

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  Mpich + Minecraft server?

  Aerospace911 asked Jul 6, 2023 in Q&A · Unanswered

  

  

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  pmi: session re-init and multiple PMI initialization

  hzhou started Jun 22, 2023 in General

  

  

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  Regarding CUDA-awareness

  AtlantaPepsi asked Sep 27, 2022 in Q&A · Unanswered

  

  

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