Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030364AbVLNDWG (ORCPT ); Tue, 13 Dec 2005 22:22:06 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030369AbVLNDWG (ORCPT ); Tue, 13 Dec 2005 22:22:06 -0500 Received: from mx1.redhat.com ([66.187.233.31]:12464 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S1030364AbVLNDWF (ORCPT ); Tue, 13 Dec 2005 22:22:05 -0500 Date: Tue, 13 Dec 2005 22:22:03 -0500 From: Dave Jones To: Linux Kernel Subject: stall during boot on x86-64. Message-ID: <20051214032202.GA3429@redhat.com> Mail-Followup-To: Dave Jones , Linux Kernel Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1191 Lines: 26 When I boot my EM64T, I get a slight noticable pause really early on in boot. Booting with 'time' shows an interesting artifact. Kernel command line: ro root=/dev/VolGroup00/LogVol00 console=ttyS0,38400 console=tty0 time kernel profiling enabled (shift: 1) [ 0.000000] Initializing CPU#0 [ 0.000000] PID hash table entries: 4096 (order: 12, 131072 bytes) [ 0.000000] time.c: Using 14.318180 MHz HPET timer. [ 0.000000] time.c: Detected 2793.081 MHz processor. [ 27.449661] Console: colour VGA+ 80x25 [ 28.484309] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes) [ 28.506519] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes) [ 28.539543] Memory: 1014240k/1047080k available (2490k kernel code, 32456k reserved, 1664k data, 236k init) Note the jump in the time value.. I'm not sure this is actually where the pause I see is, as the text is buffered, but it's something I can't explain. Dave - 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/