IBM Spectrum MPI

Usage

Interconnect / Protocol Supported

InfiniBand (POWER): PAMI with MOFED 3.1, 3.2, and 3.3

mpirun Command Options

• Only Use PAMI Shared Memory Mechanism & Avoid Opening IB Device:

  -pami_noib
  

• Display Protocols to be Used inside and between Hosts:

  -prot
  

• Bypass PAMI Verbs (Requires IB Verbs 3.1 / 3.2 / 3.3):

  -verbsbypass {3.1|3.2|3.3}
  

Configuration

MCA Parameters

Configuration Files:

~/.openmpi/mca_params

Installation

eFix

Prerequisites:

• Repository: RHELS 7.3

  perl-Digest-MD5
  

• Repository: RHELS 7.3 Optional

  perl-Switch