mpi.conf(5) Slurm mpi.conf(5) (NAME) mpi.conf - Slurm MPI. (DESCRIPTION) mpi.conf (ASCII) MPI . PMIx MPI . slurm.conf . . (case insensitive). <<#>> (comment) . Slurm SIGHUP <> . <> . << >> (configless) . mpi.conf slurmctld slurmd . slurmstepd (batch steps) slurmd . (PARAMETERS) PMIxCliTmpDirBase= PMIx . . PMIxCollFence={mixed|tree|ring} fence - (inter-node) . . PMIxFenceBarrier . PMIxDebug={0|1} (debug logging) PMIx. 0 . PMIxDirectConn={true|false} . <> . PMIxDirectConnEarly={true|false} (parent node). <> . PMIxDirectConnUCX={true|false} PMIx UCX . <> . PMIxDirectSameArch={true|false} PMIxDirectConn true . <> . PMIxEnv= (semicolon) PMIx . . PMIxFenceBarrier={true|false} - fence . <> . PMIxCollFence . PMIxNetDevicesUCX= . UCX_NET_DEVICES slurmstepd . . PMIxShareServerTopology={true|false} PMIx . true PMIx - . (shared memory) . <> . : PMIx 4.x . PMIxTimeout=