From owner-freebsd-hackers@FreeBSD.ORG Wed Sep 22 18:34:08 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F01CC1065757 for ; Wed, 22 Sep 2010 18:34:08 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from mail-qw0-f54.google.com (mail-qw0-f54.google.com [209.85.216.54]) by mx1.freebsd.org (Postfix) with ESMTP id AB3C98FC19 for ; Wed, 22 Sep 2010 18:34:08 +0000 (UTC) Received: by qwd6 with SMTP id 6so79430qwd.13 for ; Wed, 22 Sep 2010 11:34:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=MTUeAeAhe8IYHKYyDx8ALYuVn3TIfRbGF0T3l84jWK8=; b=X+jOib2kLoRJXC0eTSaCp1kUwgr1kYpJAa0m8qivk+Kqs1Pd2bqWqwEGxRqJfFmHWk d926zVKl7L3E5wc0iNBrnC3RCpXyWZpbEQZlqRDbXDdQCwDluDQybu81WZJVL6xi+xJH 9IIuJSCkmiKqC8GLIJ078Sw07zHk0iQbaIQI8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=aELlcfgMorGn7Z87JpDOzNm7ybRmmI0hpjzgiETET+0x/hZTwP70/eGaFDxtKK4QzV p15aayIpNai5k9Tue2UFhXJyPggU7QKjon2uZAwK2G+Q2ViHKnmUtDI5SjCnq71jq7a+ b66/FDzhQ9JYdCST/QF+cUd5TStzvAMpX/O2Y= MIME-Version: 1.0 Received: by 10.224.105.199 with SMTP id u7mr406795qao.131.1285180447838; Wed, 22 Sep 2010 11:34:07 -0700 (PDT) Received: by 10.229.50.8 with HTTP; Wed, 22 Sep 2010 11:34:07 -0700 (PDT) In-Reply-To: <4C9A380E.7070807@gmail.com> References: <4C99DC48.1020208@FreeBSD.org> <201009220937.13155.jhb@freebsd.org> <4C9A380E.7070807@gmail.com> Date: Wed, 22 Sep 2010 22:34:07 +0400 Message-ID: From: pluknet To: Curtis Penner Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-hackers@freebsd.org Subject: Re: Bumping MAXCPU on amd64? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Sep 2010 18:34:09 -0000 2010/9/22 Curtis Penner : > MAXCPU at 32 has been good in the 32bit days. =A0Soon there will be (if n= ot > already) systems that will have 16cores/socket or more, and motherboards > that have 4 sockets or more. =A0Combining this with hyper-threading, you = have > gone significantly beyond the limits of feasible server. There is a one (16cores per socket, up to 4 sockets, 512 way). http://www.oracle.com/us/corporate/press/173536 --=20 wbr, pluknet