Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 18 Jul 2002 16:27:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 18 Jul 2002 16:27:52 -0400 Received: from castle2.midamerican.com ([204.124.192.1]:11925 "HELO castle2.midamerican.com") by vger.kernel.org with SMTP id convert rfc822-to-8bit; Thu, 18 Jul 2002 16:27:52 -0400 Content-Class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Subject: RE: Wrong CPU count X-MimeOLE: Produced By Microsoft Exchange V6.0.5762.3 Date: Thu, 18 Jul 2002 15:29:48 -0500 Message-ID: Thread-Topic: Wrong CPU count Thread-Index: AcIullCCQUzyl2RAT4maqhUibQALkgAA1sKw From: "Hubbard, Dwight" To: , , X-OriginalArrivalTime: 18 Jul 2002 20:29:48.0295 (UTC) FILETIME=[DC6F4970:01C22E99] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1653 Lines: 44 And doubles the cost of licensing software that uses per cpu licensing while giving marginally better performance. -----Original Message----- From: Matt_Domsch@Dell.com [mailto:Matt_Domsch@Dell.com] Sent: Thursday, July 18, 2002 3:01 PM To: RSinko@island.com; linux-kernel@vger.kernel.org Subject: RE: Wrong CPU count > After upgrading from kernel 2.4.7-10smp to 2.4.9-34smp using > the Red Hat > RPM downloaded from RH Network, the CPU count on the machine > reported by > dmesg and listed in /proc/cpuinfo was 4 rather than the actual 2. > > This has occured on all 4 Dell 2650's that I've installed > this patch on. I > don't have any other mult-processor machines available to > test this with. Congratulations, you purchased a fine PowerEdge 2650 with processors which contain HyperThreading technology. Each physical processor appears as two logical processors. This behaviour is expected, and correct. :-) Thanks, Matt -- Matt Domsch Sr. Software Engineer, Lead Engineer, Architect Dell Linux Solutions www.dell.com/linux Linux on Dell mailing lists @ http://lists.us.dell.com #1 US Linux Server provider for 2001 and Q1/2002! (IDC May 2002) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/