Performance Tuning

OS Utilities

  1. Using vmstat for profiling

Intel MPI and Benchmarking

  1. Using Intel IMB-MPI1 to check Fabrics and expected performances
  2. Intel MPI Parameter to consider for Performance

Intel Cluster Checker

  1. Using Intel Cluster Checker (Part 1)
  2. Using Intel Cluster Checker (Part 2)
  3. Using Intel Cluster Checker (Part 3)

Cluster Performance Calculator

  1. Cluster Performance Calculator

Reducing Swapping

  1. Turning ksm and ksmtuned off

Mellanox HPC-X Software Toolkit

  1. Installing and using Mellanox HPC-X Software Toolkit

Storage Performance

  1. Using FIO to measure IO Performance