On Tue, 2009-07-07 at 16:54 -0400, JohnS wrote: > Sysctl Values > ------------------------------------------- > net.core.rmem_max = 16777216 > net.core.wmem_max = 16777216 > net.ipv4.tcp_rmem = 4096 87380 16777216 > net.ipv4.tcp_wmem = 4096 65536 16777216 > net.ipv4.tcp_window_scaling = 1 > > # vm.max-readahead = ? > # vm.min-readahead = ? > > # HW Controler Off > # max-readahead = 1024 > # min-readahead = 256 > > # Memory over-commit > # vm.overcommit_memory=2 > # Memory to activate bdflush > # vm.bdflush="40 500 0 0 500 3000 60 20 0" > -------------------------------------------- > > What's the deal with the options with the "#"? Is the current kernel not > supported any more? The ones not commented still work. I did not seem to > notice this until migrating settings from a 5 machine not 5.1 but "5". I > hate to ask such a dumb question but there seems to be no info from Up > The Road Either. > > Error: > sysctl -w "vm.min-readahead=256" > error: "vm.min-readahead" is an unknown key --- /proc/sys/vm/max-readahead: Appears that I need blockdev for that. But no info on the others.