From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:4978:20e::2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 493201007D1 for ; Thu, 7 Jul 2011 22:28:48 +1000 (EST) Subject: Re: [regression] 3.0-rc boot failure -- bisected to cd4ea6ae3982 From: Peter Zijlstra To: mahesh@linux.vnet.ibm.com In-Reply-To: <20110707115531.GA21737@in.ibm.com> References: <20110707102107.GA16666@in.ibm.com> <1310036375.3282.509.camel@twins> <20110707115531.GA21737@in.ibm.com> Content-Type: text/plain; charset="UTF-8" Date: Thu, 07 Jul 2011 14:28:27 +0200 Message-ID: <1310041707.3282.569.camel@twins> Mime-Version: 1.0 Cc: torvalds@linux-foundation.org, mingo@elte.hu, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, anton@samba.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Thu, 2011-07-07 at 17:25 +0530, Mahesh J Salgaonkar wrote: > > I guess I'm asking is, do smaller P7 machines boot? And if so, is there > > any difference except size? >=20 > Yes, the smaller P7 machine that I have with 20 CPUs and 2GB ram boots > fine with 3.0.0-rc.=20 That sounds like a single node machine. P7 comes as {4,6,8}*4 (16,24,32 cpus) per socket. And that 2G doesn't sound like much either. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756289Ab1GGM2x (ORCPT ); Thu, 7 Jul 2011 08:28:53 -0400 Received: from merlin.infradead.org ([205.233.59.134]:41290 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755650Ab1GGM2w convert rfc822-to-8bit (ORCPT ); Thu, 7 Jul 2011 08:28:52 -0400 Subject: Re: [regression] 3.0-rc boot failure -- bisected to cd4ea6ae3982 From: Peter Zijlstra To: mahesh@linux.vnet.ibm.com Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, anton@samba.org, mingo@elte.hu, torvalds@linux-foundation.org In-Reply-To: <20110707115531.GA21737@in.ibm.com> References: <20110707102107.GA16666@in.ibm.com> <1310036375.3282.509.camel@twins> <20110707115531.GA21737@in.ibm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Thu, 07 Jul 2011 14:28:27 +0200 Message-ID: <1310041707.3282.569.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2011-07-07 at 17:25 +0530, Mahesh J Salgaonkar wrote: > > I guess I'm asking is, do smaller P7 machines boot? And if so, is there > > any difference except size? > > Yes, the smaller P7 machine that I have with 20 CPUs and 2GB ram boots > fine with 3.0.0-rc. That sounds like a single node machine. P7 comes as {4,6,8}*4 (16,24,32 cpus) per socket. And that 2G doesn't sound like much either.