[TEST/REVIEW] CPU accounting patches
Poul-Henning Kamp
phk at phk.freebsd.dk
Wed Jan 25 14:09:46 PST 2006
In message <43D7EFA7.2060309 at samsco.org>, Scott Long writes:
>Regardless of the technical merits of one accounting method or another,
>changing the results of rusage is going to result in many years of
>questions to the mailing lists and grumbling from uneducated sysadmins
>that FreeBSD is somehow inferior because of this one detail. I know
>that's an emotional argument and not a technical one, but it's also
>important to consider.
Well, there is up to 30% improvement in contextswitches to pay for
the grumbling.
I think more people care about context switches than cpu accounting,
but I also think they may not know this.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
More information about the freebsd-current
mailing list