On Dec 9, 2008, at 3:30 AM, Peter Kjellstrom <[EMAIL PROTECTED]> wrote:
> On Tuesday 09 December 2008, Ross Walker wrote: >> On Dec 8, 2008, at 6:51 PM, Matt <[EMAIL PROTECTED]> wrote: > ... >>>> Try setting the scheduler to 'deadline' and see if the queue sizes >>>> shrink. >>> >>> I have googled this and having a bit of trouble figuring how to >>> change >>> it under CentOS 4. >>> >>> http://www.wlug.org.nz/LinuxIoScheduler >>> >>> Does not seem to work on CentOS 4. >>> >>>> No raid1? Besides adding redundancy, it can help with read >>>> performance. I would probably put the mail on a raid 10 though if I >>>> had 4 disks to do so. >>> >>> I plan on moving to faster disks and RAID 1 down the road. Just has >>> not happened yet. >> >> Setting scheduler is global in C4 it can be set as a kernel option >> with a scheduler=deadline in grub. > > Is that an alias for "elevator=deadline" (which I know works)? No that was me forgetting the option name. Thanks Peter, it's elevator= not scheduler= -Ross _______________________________________________ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
