[CentOS] Right way to set IO scheduler on CentOS
rswagoner at gmail.com
Fri Nov 6 04:39:13 UTC 2009
Edit /etc/grub.conf and add elevator=deadline to the end of the kernel
line. For example
title CentOS (2.6.18-128.4.1.el5)
kernel /vmlinuz-2.6.18-128.4.1.el5 ro root=LABEL=/ elevator=deadline
On Thu, Nov 5, 2009 at 8:59 PM, Amos Shapira <amos.shapira at gmail.com> wrote:
> I'd like to set the io scheduler on some of the disks on our Dom0
> (CentOS 5) to "deadline".
> The way I found to do this is with "echo deadline >
> What is the Right Way(TM) to set this automatically during boot?
> I sort of expected to use sysctl but it appears to only deal with
> pseudo-files under /proc/sys, not /sys.
> Also "sysctl -a" doesn't list such options.
> Searching the web also only comes up with the "echo" method mentioned
> Is my only way to add some /etc/init.d script or /etc/rc.local line?
> CentOS mailing list
> CentOS at centos.org
More information about the CentOS