Custom Kernels
James Wilkinson
james at westexe.demon.co.uk
Wed Oct 6 16:41:52 UTC 2004
Wayne Leutwyler wrote:
> Are there any benefits from building a custom kernel, aside from a smaller
> kernel and smaller modules foot print.
Normally, no.
But the Fedora kernel (at least the 686 version) comes compiled with
4G/4G support. This makes handling very large memory systems (16 GB and
up) much easier, but comes with a cost in performance. Alan Cox put it
at 10%:
http://www.redhat.com/archives/fedora-test-list/2004-April/msg01872.html
x86-64 inherently does not need this mode.
James.
--
E-mail address: james | NT is a one-legged cow, but even a one legged cow is
@westexe.demon.co.uk | fast when it's got 160+ rockets strapped to it.
| -- Nick Manka
| But that's not that impressive if all you can make it
| do is go around in circles. -- Darrell Fuhriman
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