Date: Mon, 7 Nov 2005 17:15:55 +0100 From: Achim Patzner <ap@bnc.net> To: Ollivier Robert <roberto@keltia.freenix.fr> Cc: freebsd-smp@freebsd.org Subject: Re: Multi CPU support in 6.0 Message-ID: <10EFEEF4-D1D4-45FC-991C-60A4E60FB391@bnc.net> In-Reply-To: <20051107152718.GA4743@tara.freenix.org> References: <01d301c5e3ae$b2461840$b3db87d4@multiplay.co.uk> <20051107152718.GA4743@tara.freenix.org>
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Am 07.11.2005 um 16:27 schrieb Ollivier Robert: > According to Steven Hartland: >> I believe previously smp support in FreeBSD has been limited >> to smaller numbers of CPU's, we've got the opportunity to test >> an 8 way dual core ( 16 cpu's ) this week, is 6.0 up to this? > > I recall seeing someone on IRC saying they had a 14 CPU machine > (Sparc64 > E4500) to play with so I think it should be ok. I remember someone writing that the intermediate state of -CURRENT while removing the giant lock around the kernel wasn't viable with more than four CPUs as it would completely deadlock from time to time. I guess we're a bit further down the road... Achim
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