[CentOS] grub.conf and /proc/cmdline

Jerry Geis geisj at pagestation.com
Fri Mar 5 13:02:19 UTC 2010


Jerry Geis wrote:
> I have a grub.conf (below) with pci=nomsi, also /proc/cmdline and 
> dmesg | more
> do not show the pci=nomsi.
>
> How can this be? there are no strange characters  after quiet and 
> before pci=nomsi.
> It was edited with vi.
>
> What can I do to get this parameter in my kernel boot line.
>
> Jerry
>
> -----------------
> default=0
> timeout=5
> splashimage=(hd0,0)/boot/grub/splash.xpm.gz
> hiddenmenu
> title CentOS (2.6.18-164.11.1.el5)
>        root (hd0,0)
>        kernel /boot/vmlinuz-2.6.18-164.11.1.el5 ro root=LABEL=/ rhgb 
> quiet pci=nomsi
>        initrd /boot/initrd-2.6.18-164.11.1.el5.img
>
> cat /proc/cmdline
> ro root=LABEL=/ rhgb quiet
>
> dmesg | more
> Linux version 2.6.18-164.11.1.el5 (mockbuild at builder10.centos.org) 
> (gcc version 4.1.2 20080704 (Red Hat 4.1.2-46)) #1 SMP Wed Jan 20 
> 07:32:21 EST 2010
> Command line: ro root=LABEL=/ rhgb quiet
> BIOS-provided physical RAM map:
>
>
>
I think this was my fault. I accidentally broke the link between 
/etc/grub.conf and /boot/grub/grub.conf
So any changes to /etc/grub.conf were not reflected.

Jerry


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