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MPICH replay hang under rr with ch4:ucx (shared-memory?), works with ch3:nemesis

Status: Open.

#7680 In pmodels/mpich;

· mathsen opened on Nov 26, 2025

[MPIX Stream] workq-based MPIX P2P Stream test failure

Status: Open.

#7670 In pmodels/mpich;

· R0n12 opened on Nov 12, 2025

MPI-IO (ROMIO) collective buffering performance bottleneck on Aurora

aurora

Status: Open.

#7645 In pmodels/mpich;

· pkcoff opened on Oct 24, 2025

jenkins: ch3:sock + yaksa test failures

Status: Open.

#7635 In pmodels/mpich;

· hzhou opened on Oct 20, 2025

mpl/ze: fast_memcpy crash due to mmap in implicit mode

aurora

Status: Open.

#7619 In pmodels/mpich;

· victor-anisimov opened on Oct 6, 2025

ABI: The preprocessor definition <code>BUILD_MPI_ABI</code> leaks from <code>mpi.h</code>

Status: Open.

#7618 In pmodels/mpich;

· dalcinl opened on Oct 5, 2025

Have valgrind suppression files installed

Status: Open.

#7616 In pmodels/mpich;

· ericch1 opened on Oct 3, 2025

[MPIX Stream] CUDA event compatible completion semantics

Status: Open.

#7612 In pmodels/mpich;

· R0n12 opened on Oct 1, 2025

osu_igather Other MPI error starting at 8 nodes 96 ppn

aurora

Status: Open.

#7609 In pmodels/mpich;

· longfei-austin opened on Sep 30, 2025

osu_ialltoall Other MPI error starting at 32 nodes 96 ppn

aurora

Status: Open.

#7608 In pmodels/mpich;

· longfei-austin opened on Sep 30, 2025

osu_gather and osu_gather_persistent fails starting 8 nodes 96 ppn

aurora

Status: Open.

#7606 In pmodels/mpich;

· longfei-austin opened on Sep 30, 2025

osu_gather failure at 512

aurora

Status: Open.

#7605 In pmodels/mpich;

· longfei-austin opened on Sep 30, 2025