Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759445AbXEUFUf (ORCPT ); Mon, 21 May 2007 01:20:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754649AbXEUFU0 (ORCPT ); Mon, 21 May 2007 01:20:26 -0400 Received: from www.osadl.org ([213.239.205.134]:54871 "EHLO mail.tglx.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754338AbXEUFU0 (ORCPT ); Mon, 21 May 2007 01:20:26 -0400 Subject: Re: [realtime kernel 2.6.21-rt2 and up] Extremely slow bootup for x86_64 From: Thomas Gleixner To: Frank Sorenson Cc: Maarten Maathuis , linux-kernel@vger.kernel.org In-Reply-To: <46512778.2050205@tuxrocks.com> References: <6d4bc9fc0705200525m1b72aaaevf8a1d090038bb7dc@mail.gmail.com> <1179669982.21827.25.camel@chaos> <46512778.2050205@tuxrocks.com> Content-Type: text/plain Date: Mon, 21 May 2007 07:26:56 +0200 Message-Id: <1179725216.6570.32.camel@chaos> Mime-Version: 1.0 X-Mailer: Evolution 2.8.3 (2.8.3-2.fc6) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 622 Lines: 18 On Mon, 2007-05-21 at 00:00 -0500, Frank Sorenson wrote: > I see the slow bootup as well, even with 2.6.22-rc2-hrt1. It takes at > least 5 times as long to boot, for X to start, to login, etc. Can you provide me your .config and a boot log (please enable CONFIG_PRINTK_TIME and add "apic=verbose" to the kernel command line). Can you also try with "hpet=disable" ? tglx - 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/