Re: systat % busy and raidframe

2013-03-26 Thread Michael van Elst
g...@ir.bbn.com (Greg Troxel) writes: Do people believe the %busy in 'systat vmstat'? Yes. Does raidframe RAID-1 dispatch read operations to components in a near-optimal way if say one of the disks is twice as fast as the other? The reads are dispatched to the drive with the shorter

systat % busy and raidframe

2013-03-25 Thread Greg Troxel
I have a netbsd-5 system with a RAID1 array (wd0, wd1). Under load (cvs update of pkgsrc) it becomes not particularly responsive. I have in sysctl.conf: vm.filemin=5 vm.filemax=10 vm.anonmin=5 vm.anonmax=80 vm.execmin=5 vm.execmax=50 to try to avoid program pages being paged out