Date: Wed, 05 Sep 2007 17:29:31 +0200 From: Kris Kennaway <kris@FreeBSD.org> To: Mike Silbersack <silby@silby.com> Cc: Jeff Roberson <jroberson@chesapeake.net>, Alfred Perlstein <alfred@freebsd.org>, cvs-all@FreeBSD.org, src-committers@FreeBSD.org, cvs-src@FreeBSD.org Subject: Re: cvs commit: src/sys/conf NOTES files options src/sys/dev/acpica acpi_ec.c src/sys/kern kern_ktrace.c kern_rwlock.c kern_sx.c kern_thread.c subr_sleepqueue.c subr_turnstile.c src/sys/netinet6 in6_src.c src/sys/sys _rwlock.h _sx.h lock_profile.h proc.h ... Message-ID: <46DECB5B.9020801@FreeBSD.org> In-Reply-To: <20070905094949.C42258@odysseus.silby.com> References: <200709042240.l84Mepmx031000@repoman.freebsd.org> <20070904175220.Q534@10.0.0.1> <20070905071752.GG87451@elvis.mu.org> <46DE6DAC.1010209@FreeBSD.org> <20070905094949.C42258@odysseus.silby.com>
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Mike Silbersack wrote: > > On Wed, 5 Sep 2007, Kris Kennaway wrote: > >> Check my slides from the devsummit, at >> >> http://people.freebsd.org/~kris/scaling/Scalability%20Update.pdf >> >> Most of the improvement to mysql on 7.0 came from fixed sx locks and >> converting filedesc to use them. >> >> Kris > > I can't remember. Are filedesc locking improvements helpful to only > threaded apps, or do non-threaded apps benefit as well? > > Mike "Silby" Silbersack > > Threaded. Kris
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