[CentOS] Kernel or kernel-smp ?

Robert kerplop at sbcglobal.net
Sun Aug 21 16:04:07 UTC 2005


William A. Mahaffey III wrote:


> Robert wrote:

<snip>

>> For some reason, Anaconda thinks I need an smp kernel.  This is a 
>> wrong-headed notion that showed up in FC1 and continued to FC2, FC3 
>> and CentOS 4.  It always installs both kernels, making -smp the 
>> default which I have to change to non-smp for ntpd to work right 
>> (Gives off-the-chart jitter, never syncs, etc).  I have read in one 
>> place or another that:
>> 1. It's O.K. to run an smp kernel on a single-processor machine
>> 2. The installer picks the smp kernel if the cpu flag "ht" is set -- 
>> which mine isn't.
>>
>> So, can anyone explain why, on a fresh bare-metal install I'm blessed 
>> with an smp kernel?  Also, is the statement about an smp kernel 
>> running O.K. on a single processor machine pure hogwash or is there 
>> something goofy about my m/b and/or processor? 
>> Of course, once there is an -smp kernel installed "yum update 
>> kernel*" keeps the string of luck going.
>
> FWIW, SuSE (8.2, 9.2, maybe others) does the same thing :-).
>
>-- 
>	William A. Mahaffey III
>---------------------------------------------------------------------
>	Remember, ignorance is bliss, but
>	willful ignorance is LIBERALISM !!!!
>  
>
>------------------------------------------------------------------------
>
>  
>
Thanks. It's good to know I'm not alone. 
Frankly, I'm amazed at the number of CORRECT guesses made during 
installation.

BTW, apologies for the HTML in my previous post.



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