From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752201AbXCYTqp (ORCPT ); Sun, 25 Mar 2007 15:46:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752226AbXCYTqp (ORCPT ); Sun, 25 Mar 2007 15:46:45 -0400 Received: from www.osadl.org ([213.239.205.134]:38232 "EHLO mail.tglx.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752195AbXCYTqo (ORCPT ); Sun, 25 Mar 2007 15:46:44 -0400 Subject: Re: Kernel 2.6.20 takes a long time to load From: Thomas Gleixner To: Helmut Auer Cc: LKML In-Reply-To: <46066970.20802@helmutauer.de> References: <46066970.20802@helmutauer.de> Content-Type: text/plain Date: Sun, 25 Mar 2007 21:45:46 +0200 Message-Id: <1174851946.3892.4.camel@chaos> Mime-Version: 1.0 X-Mailer: Evolution 2.8.3 (2.8.3-1.fc6) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 2007-03-25 at 14:22 +0200, Helmut Auer wrote: > Hello List, > > The kernel 2.6.20 makes a long delay during booting ( about 15 seconds ) after showing: > > NET: Registered protocol family 2 > > then it goes along with: > > IP route cache hash table entries: 2048 (order: 1, 8192 bytes) > TCP established hash table entries: 8192 (order: 4, 98304 bytes) > ... > > I am using the kernel parameter lpj to avoid calculating processor speed during kernel load. > If I do not use the lpj parameter, the detection of cpu speed takes about 10 seconds, but then > there is no delay after: > NET: Registered protocol family 2 > > Any hints what I can try to get a fast booting kernel ? > I am using 2.6.20 with some gentoo patches ( plain 2.6.20-4 has the same problem ). > > My .config is here: > http://www.helmutauer.de/.config-2.6.20.3.gz Can you put up a complete bootlog too ? tglx