RELENG_6: Which scheduler for SMP?
marko at freebsd.org
Wed Jan 4 17:06:41 PST 2006
Pete French wrote:
>> What I am trying to decide is whether there any point in making the jump
>> from a very stable RELENG_5 system to RELENG_6. AIUI the ULE scheduler
>> and it's associated options optimize the use of multiple CPUs and by
>> staying with 4BSD I'm not getting the best performance from my system.
> I'm not using ULE either - but I got a 15 percent speedup out of our SMP
> systems when moving from RELENG_5 to 6.0-RELEASE. Definitely worth doing
> in my opinion and am now upgrading all the production systems to 6.0
>> Can anyone offer any advice on this please?
> Yes, do it. Its a definite improvement.
OK, I've done it, and am pleased with the result :)
Thanks to everyone for the info about the current state of ULE. I'm
sticking with 4BSD as the box is rock solid with that.
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