From owner-freebsd-stable@FreeBSD.ORG Fri Feb 20 09:56:05 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B7B0C1065673 for ; Fri, 20 Feb 2009 09:56:05 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from fg-out-1718.google.com (fg-out-1718.google.com [72.14.220.158]) by mx1.freebsd.org (Postfix) with ESMTP id 3BB808FC12 for ; Fri, 20 Feb 2009 09:56:05 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: by fg-out-1718.google.com with SMTP id l26so1212780fgb.35 for ; Fri, 20 Feb 2009 01:56:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=yiDg/xbRc2SniLR9RQB+SHbrcAHgXNCR5BckFO1n/0E=; b=Iw7ecuqky6xGCbtLPI7wL5s/gMxytl7McXgQM6R/kQAfhnftI0KgmI6D+GS+eJ6evD hKs8g+o2kyGqpsX9NwJCLirk1J0DoTIzZLBm+EKxfKVbmDA/ixcdaawR45kzXNcHzi6N 6zULgccjHhXT1gyGFbIn2nlpV9XbIsqvrajUE= 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=i3hTBmZtpSYDilajLoyROr/rV6SpP4OPZUV84Zi5AgDzOTlRNjl5Am0JGbuGeU7WcF StMGKzGDn0KzXMnIvkYzk6+xfKv2gNm2wDZFAVFNwdd9LEw6JDL4nhTs/EWhMcCS9+37 hIGWSzya63Llb8H3FKUN58VQnORPRvuZAJu+s= MIME-Version: 1.0 Received: by 10.86.95.8 with SMTP id s8mr948093fgb.28.1235123764368; Fri, 20 Feb 2009 01:56:04 -0800 (PST) In-Reply-To: References: <499C4E8E.1020403@denninger.net> <200902182230.n1IMUg78008294@lava.sentex.ca> Date: Fri, 20 Feb 2009 12:56:04 +0300 Message-ID: From: pluknet To: martinko Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-stable@freebsd.org Subject: Re: What is the real number of CPUs ? -- was: Re: Problem with new Intel DX board and i7 Processor on reboot attempt (locks) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Feb 2009 09:56:06 -0000 2009/2/20 martinko : > Mike Tancsa wrote: >> >> At 01:08 PM 2/18/2009, Karl Denninger wrote: >>> >>> Running 7-STABLE, compiled last night. >>> >>> When attempting to reboot the system freezes at "stopping other CPUs" a= nd >>> has to be hard-reset with either the power button or the RESET switch. = =A0The >>> problem is easily reproduced - typing "reboot" produces it :-) >>> >>> I'm wondering if that ACPI warning in the boot sequence is involved in >>> this, and if so, if there is a recommended workaround? >>> >>> Here's the "dmesg" from the subject system: >> >> Hi, >> =A0 =A0 =A0 =A0I have the same chipset, but dont see the reboot problem = on >> RELENG_7 from Jan 7th. (via "shutdown -r now") =A0Have you checked for B= IOS >> updates ? >> >> =A0 =A0 =A0 =A0---Mike >> >> >> CPU: Intel(R) Core(TM) i7 CPU =A0 =A0 =A0 =A0 920 =A0@ 2.67GHz (2666.77-= MHz >> 686-class CPU) >> =A0Origin =3D "GenuineIntel" =A0Id =3D 0x106a4 =A0Stepping =3D 4 >> >> =A0Features=3D0xbfebfbff> HTT,TM,PBE> >> >> =A0Features2=3D0x98e3bd >> =A0AMD Features=3D0x28100000 >> =A0AMD Features2=3D0x1 >> =A0Cores per package: 8 >> =A0Logical CPUs per core: 2 >> real memory =A0=3D 3212734464 (3063 MB) >> avail memory =3D 3139563520 (2994 MB) >> ACPI APIC Table: >> FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs >> =A0cpu0 (BSP): APIC ID: =A00 >> =A0cpu1 (AP): APIC ID: =A01 >> =A0cpu2 (AP): APIC ID: =A02 >> =A0cpu3 (AP): APIC ID: =A03 >> =A0cpu4 (AP): APIC ID: =A04 >> =A0cpu5 (AP): APIC ID: =A05 >> =A0cpu6 (AP): APIC ID: =A06 >> =A0cpu7 (AP): APIC ID: =A07 >> ACPI Warning (tbfadt-0505): Optional field "Pm2ControlBlock" has zero >> address or length: =A0 =A0 =A0 =A00 =A0 =A0 450/0 [20070320] >> ioapic0 irqs 0-23 on motherboard >> > > Hi, > > I don't get the numbers of CPUs -- AFAIK Core i7 has 4 cores with 2 logic= al > CPUs per core (hyper-threading?) and that makes 8 logical CPUs. =A0Above = I see > 8 cores per package (!) _but_ 8 x 2 =3D 16 while only 8 CPUs are detected= and > started. =A0Could someone explain pls ? The term "package" implies a physical socket. --=20 wbr, pluknet