Date: Wed, 08 Oct 2008 22:23:43 +0200 From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-hackers@freebsd.org, ushasri tummala <tummala.ushasri@gmail.com> Subject: Re: What is the time between 2 mi_switches in freebsd. Message-ID: <86hc7m3kfk.fsf@ds4.des.no> In-Reply-To: <200810081406.14916.jhb@freebsd.org> (John Baldwin's message of "Wed, 8 Oct 2008 14:06:14 -0400") References: <53fa490b0810071947j23fc0f72n5360b6f174ddc96d@mail.gmail.com> <200810081406.14916.jhb@freebsd.org>
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John Baldwin <jhb@freebsd.org> writes: > There isn't a fixed timeslice due to preemption for interrupts, etc. How= ever,=20 > the default time slice is available as the kern.sched.quantum sysctl: > > % sysctl -d kern.sched.quantum > kern.sched.quantum: Roundrobin scheduling quantum in microseconds des@ds4 ~% uname -a FreeBSD ds4.des.no 8.0-CURRENT FreeBSD 8.0-CURRENT #48 r183493M: Tue Sep 30= 23:35:48 CEST 2008 des@ds4.des.no:/usr/obj/usr/src/sys/ds4 amd64 des@ds4 ~% sysctl kern.sched.quantum sysctl: unknown oid 'kern.sched.quantum' DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no
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