Can recompiling your kernel lead to speed improvements

Tony Alfrey tonyalfrey
Wed Dec 6 07:26:33 PST 2006


David Bandel wrote:
> On 12/6/06, James McDonald <james at jamesmcdonald.id.au> wrote:
>> I have an AMD Athlon(tm) Processor CPU and am running Ubuntu  2.6.17-10-386.
>>
>> Can I expect performance gains if I recompile the kernel specifically
>> for the AMD processor... I just read a Ubuntu thread that had a bunch of
>> people that say it makes *no* difference.
>> http://ubuntuforums.org/showthread.php?t=24853
>>
>> My thinking is if you are compiling on you own machine and have the
>> correct optimization shouldn't that give slight improvement?
> 
> see Kurt's reply.  Smaller kernels are faster, but often the
> difference while measurable, is not noticeable to the average user.
> OTOH, big, heavy, CPU intensive apps will definitely be affected.
> POVRAY drawing something big will be noticeable (which is why it's
> used as a measure of speed on supercomputers).  But how many folks use
> POVRAY?

I do, I do, me me me!!!
(for an architectural rendering program I use).



-- 
Tony Alfrey
tonyalfrey at earthlink.net
"I'd Rather Be Sailing"



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