Why noapic? Re: [CentOS] acpi=no command?

Mon Feb 5 16:52:12 UTC 2007
Robert Moskowitz <rgm at htt-consult.com>

Johnny Hughes wrote:
> On Thu, 2007-01-25 at 16:40 +0000, Filianx wrote:
>   
>> Hi
>>
>> I am trying to install CentOS 4.4 on an hp pavilion PC.
>>
>> It wont install just boots in a circle, so I think I have to pass
>> acpi=no at boot stage.
>>
>> Can anyone give me a detailed explanation how do this? 
>>
>> Thanks,
>> -- 
>> Filianx 
>>     
>
> Not sure where you are in the install process ... if you haven't been
> able to get the product installed at all ... when you boot off the ISO
> type this:
>
> linux noapic noacpi
>
> ------------------
>
> If you have already done the install and this is happening on the first
> boot up then  do this:
>
> At the grub screen (the blue screen that has a countdown), press the
> "Enter key" and then select the kernel with the arrow keys ... then
> press the "a" key to append.
>
> add this text:
>
> noapic noacpi
>   
Why did you include noapic?  Why no timer, or what timer is then used?
> Then press enter and you should be able to boot.
>
> ------------------
>
> Once you get booted up, you need to look at the file:
>
> /boot/grub/grub.conf
>
> and make sure any "kernel" lines have:
>
>  noacpi noapic
>
> at the end if them.
>
> --
> Thanks,
> Johnny Hughes
>
>   
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