Date: Fri, 16 Jan 2004 09:39:46 -0800 (PST) From: Doug White <dwhite@gumbysoft.com> To: Scott Long <scottl@freebsd.org> Cc: Joan Picanyol <lists-freebsd-current@biaix.org> Subject: Re: SMP and one-process threads Message-ID: <20040116093927.U92448@carver.gumbysoft.com> In-Reply-To: <40081CDB.7040503@freebsd.org> References: <200401151316.24827.eqe@cox.net> <20040116084230.Y92448@carver.gumbysoft.com> <40081CDB.7040503@freebsd.org>
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On Fri, 16 Jan 2004, Scott Long wrote: > Joan Picanyol wrote: > > * Doug White <dwhite@gumbysoft.com> [20040116 17:41]: > > > >>Be careful.... FreeBSD doesn't currently schedule different threads of the > >>same program on different processors. > > > > Is this true no matter of scheduler/libmap.conf combination? Is it a > > planned/required feature? > > > > qvb > > -- > > pica > > > Doug's statement was a bit too absolute. The default threading package > is libc_r, which is purely a userland threading package and does not > allow threads to be scheduled on concurrent CPUs. libkse does allow > this, and can be enabled be either linking directly to it, or using the > libmap.conf(5) facility. I stand corrected. -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org
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