I'm experimenting with Kernel Preemption
sundaram at redhat.com
Wed May 11 17:32:28 UTC 2005
Juan Carlos Castro y Castro wrote:
> Not on Fedora's kernel sources, but with 2.6.11ac7. I based my config
> on /boot/config-2.6.11-1.14_FC3 and deat with the additional options
> with "make oldconfig". Then I browsed the configuration with "make
> menuconfig", just for fun.
> I saw kernel preemption was turned off, so I turned on. Afterwards, I
> notice the system is noticeably faster. Bootup is faster. Shutdown is
> faster. The Red Hat manu on GNOME pops up WAY faster. OpenOffice.org
> loading is faster. I suspect other things are faster too, but I'd have
> to time them.
> So my question is: why isn't preemption enabled in the FC3 packaged
> kernel? Does it conflict with something I haven't encountered yet?
> maybe some esoteric hardware combination?
If you really want to ask the developers, post in the fedora-devel list.
Dave Jones, the kernel maintainer for Fedora does read and respond to
mails here but considering the amount of traffic it is better to ask in
the right place
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