[CentOS] SHOULD I NEED TO RECOMPILE THE KERNEL ?

Ignacio Vazquez-Abrams ivazqueznet at gmail.com
Wed Jul 25 10:25:00 UTC 2007


On Wed, 2007-07-25 at 13:36 +0530, Indunil Jayasooriya wrote:
> I am still runnig Redhat 9 box with sendmail and squid. It is quite
> slow. It has only 128 MB RAM. So I upgraded it to 512 MB RAM. Now, It
> is running with 512 MB RAM. But, It is still slow. No progress has
> been achived. Some users say it is slower than before. Actually, I
> also have noticed it is NOW SLOWER than before. WHY IS THAT? 

Because the machine doesn't have enough cache memory to cover all 512
MB.

> SHOULD I NEED TO RECOMPILE THE KERNEL as I installed a new 512 MB RAM ? 

No, you should get a more modern machine with more cache memory (as well
as update the OS). Wonders are being worked with P3s, P4s, and Semprons
these days.

-- 
Ignacio Vazquez-Abrams <ivazqueznet at gmail.com>
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