Linux configuration and tuning considerations

Configuration and tuning considerations for the Linux® nodes in your system include the use of the updatedb utility, the vm.min_free_kbytes kernel tunable, and several other options that can improve GPFS performance.

For the latest system configuration and tuning settings, see General system configuration and tuning considerations and Parameters for performance tuning and optimization.

For more configuration and tuning considerations for Linux nodes, see the following topics:
  1. updatedb considerations
  2. Memory considerations
  3. GPFS helper threads
  4. Communications I/O
  5. Disk I/O