Re: How to disable KVM start at boot

[Yolkfull Chow <yzhou@redhat.com>]

On Thu, Feb 25, 2010 at 05:23:15PM +0800, satimis@pacific.net.hk wrote:
> Quoting Yolkfull Chow <yzhou@redhat.com>:
> 
> 
> >>$ lsmod | grep kvm
> >>kvm_amd                38452  0
> >>kvm                   163952  1 kvm_amd
> >>
> >>
> >># chkconfig --level 35 kvm off
> >>error reading information on service kvm: No such file or directory
> >>
> >>
> >>I tried to disable qemu on Gnome;
> >>System -> Administration -> Services -> highlight qemu -> Disable
> >>
> >>(kvm is NOT there)
> >>
> >>
> >>Next boot
> >>
> >>$ lsmod | grep kvm
> >>kvm_amd                38452  0
> >>kvm                   163952  1 kvm_amd
> >>
> >>still there
> >
> 
> >If you want kvm related kernel modules not to be loaded at next boot,
> >you can add then into blacklist: /etc/modprobe.d/blacklist.con
> 
> 
> Hi Yolkfull,
> 
> Thanks for your advice.  Could you please explain in more detail.
> 
> $ cat /etc/modprobe.d/blacklist.conf
> # watchdog drivers
> blacklist i8xx_tco
> 
> # framebuffer drivers
> blacklist aty128fb
> blacklist atyfb
> blacklist radeonfb
> blacklist i810fb
> blacklist cirrusfb
> blacklist intelfb
> blacklist kyrofb
> blacklist i2c-matroxfb
> blacklist hgafb
> blacklist nvidiafb
> blacklist rivafb
> blacklist savagefb
> blacklist sstfb
> blacklist neofb
> blacklist tridentfb
> blacklist tdfxfb
> blacklist virgefb
> blacklist vga16fb
> 
> # ISDN - see bugs 154799, 159068
> blacklist hisax
> blacklist hisax_fcpcipnp
> 
> # sound drivers
> blacklist snd-pcsp
> 
> 
> What shall I add on this config file?
> 
> How can I start KVM after booting if needed.  TIA

Hi,

You can comment all content of this file: /etc/sysconfig/modules/kvm.modules
and #modprobe kvm && modprobe kvm_intel if need.

Cheers,

> 
> 
> B.R.
> Stephen L
> 
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