wiki:GPFS_Tuning
close Warning: Can't synchronize with repository "(default)" (Unsupported version control system "svn": /usr/lib/python2.7/dist-packages/libsvn/_core.so: failed to map segment from shared object: Cannot allocate memory). Look in the Trac log for more information.

Version 3 (modified by rock, 18 years ago) (diff)

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Tuning Option

  • hadware
  • Storage
  • networking
    • TCP sliding windows
  • OS
    • Kernel parameters and /proc
      • General kernel tuning parameters
Sysctl variable Default 2.6 Suggested
kernel.pid_max 32768 32768*
vm.lowmem_reserve_ratio 256 32
vm.overcommit_ratio 50
vm.swapiness 60
  • GPFS Configuration