Date: Sat, 22 Dec 2007 18:37:50 +0000 (GMT) From: Robert Watson <rwatson@FreeBSD.org> To: David Xu <davidxu@FreeBSD.org> Cc: arch@FreeBSD.org Subject: Re: Linux compatible setaffinity. Message-ID: <20071222183700.L5866@fledge.watson.org> In-Reply-To: <476B1973.6070902@freebsd.org> References: <20071219211025.T899@desktop> <476B1973.6070902@freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, 21 Dec 2007, David Xu wrote: > I don't say no to these interfaces, but there is a need to tell user which > cpus are sharing cache, or memory distance is closest enough, and which cpus > are servicing interrupts, e.g, network interrupt and disks etc, etc, > otherwise, blindly setting cpu affinity mask only can shoot itself in the > foot. While the Mac OS X API is pretty Mach-specific, it's worth taking a look at their recently-announced affinity API: http://developer.apple.com/releasenotes/Performance/RN-AffinityAPI/index.html Robert N M Watson Computer Laboratory University of Cambridge
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20071222183700.L5866>