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

Version 2 (modified by rock, 18 years ago) (diff)

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Sysctl variable Default 2.6 Suggested
kernel.pid_max 32768 32768*
vm.lowmem_reserve_ratio 256 32
vm.overcommit_ratio 50
vm.swapiness 60