[wellylug] Sarge approaching release
Enkidu
enkidu at cliffp.com
Sat Sep 4 11:19:44 NZST 2004
On Fri, 03 Sep 2004 13:24:15 +1200 (NZST), you wrote:
>
>Enabling Pentium-class CPU optimisations for
>processors can significantly speed up many applications (especially
>multimedia ones). Gains from further optimisations (i686, athlon-specific,
>P4-specific, etc) are also beneficial to intensive computations. The
>benefit is largely dependent on the nature of the programs however.
>
I disagree with the "many application". A few esoteric ones, maybe.
>
>A kernel "built for your CPU" doesn't really offer much advantage for
>'home' users - like any decent OS, Linux doesn't spend a significant
>amount of time running in the kernel, so many optimisations offer little
>improvement to a desktop PC. A heavily loaded host servicing many
>connections at once will benefit more.
>
Um, no, not really. It would need network optimisation, not kernel
optimisation.
>
>Personally I run Gentoo *and* Debian so I'm no stranger to pre-compiled
>Debian packages for i386 or compile-to-install Gentoo packages.
>CPU-specific optimisation doesn't always provide much improvement, but in
>some areas it can be significant. Where necessary I've used apt-source to
>compile packages with my own optimisations enabled.
>
What sort of reasons have you found that need kernel compiles? Most of
the compiles that I've had to do have been for reasons *other* than
speed.
Cheers,
Cliff
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