noacpi,acpi=off kernel options

Mark C. Allman mcallman at allmanpc.com
Thu Jul 3 17:54:55 UTC 2008


On Thu, 2008-07-03 at 13:01 -0400, Mark Haney wrote:
> It seems with the newer kernels these options no longer work, or there's 
> some syntactical change that is killing my kernels on boot.  I have one 
> server here that just refuses to play nice with ACPI.  It won't cut the 
> fan on/off and it fills up my log and eventually the HDD.  So normally I 
> use something like this:
> 
> title Fedora (2.6.25.6-55.fc9.i686)
>          root (hd0,2)
>          kernel /vmlinuz-2.6.25.6-55.fc9.i686 ro 
> root=UUID=9f669bab-aff8-4855-aa5f-c683bf60744a noacpi,acpi=off
>          initrd /initrd-2.6.25.6-55.fc9.i686.img
> 
> In grub, but for some reason when I boot with this kernel it hang every 
> time until I remove the noacpi,acpi=off options.
> 
> So, what's the correct option(s) for shutting off acpi on boot now?
> 
> -- 
> Libenter homines id quod volunt credunt -- Caius Julius Caesar
> 
> 
> Mark Haney
> Sr. Systems Administrator
> ERC Broadband
> (828) 350-2415
> 
> Call (866) ERC-7110 for after hours support
> 
Try it without the "noacpi," string.  Just use "acpi=off".

-- Mark C. Allman, PMP
-- Allman Professional Consulting, Inc.
-- www.allmanpc.com, 617-947-4263

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