Date: Sat, 24 Jul 2010 12:26:09 -0700 (PDT) From: Doug Barton <dougb@FreeBSD.org> To: Alexander Motin <mav@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r210444 - head/sys/x86/x86 Message-ID: <alpine.BSF.2.00.1007241224380.94574@qbhto.arg> In-Reply-To: <201007241049.o6OAnxvo001874@svn.freebsd.org> References: <201007241049.o6OAnxvo001874@svn.freebsd.org>
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On Sat, 24 Jul 2010, Alexander Motin wrote: > Author: mav > Date: Sat Jul 24 10:49:59 2010 > New Revision: 210444 > URL: http://svn.freebsd.org/changeset/base/210444 > > Log: > Increment td->td_intr_nesting_level for LAPIC timer interrupts. Among other > things it hints SCHED_ULE to run clock swi handlers on their native CPUs, > avoiding many unneeded IPI_PREEMPT calls. Will this help SCHED_4BSD at all? I'm finding it to be slightly better for interactivity on a loaded system, but frankly at this point they both leave a lot to be desired. Doug -- Improve the effectiveness of your Internet presence with a domain name makeover! http://SupersetSolutions.com/ Computers are useless. They can only give you answers. -- Pablo Picasso
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