From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752801AbbJRFOp (ORCPT ); Sun, 18 Oct 2015 01:14:45 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:45844 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751284AbbJRFOo (ORCPT ); Sun, 18 Oct 2015 01:14:44 -0400 Date: Sat, 17 Oct 2015 22:14:43 -0700 From: Greg Kroah-Hartman To: Alexander Holler Cc: Linux Kernel Mailing List , Andrew Morton , Russell King , Grant Likely Subject: Re: [PATCH 04/14] init: deps: order network interfaces by link order Message-ID: <20151018051443.GA29830@kroah.com> References: <1445102067-11519-1-git-send-email-holler@ahsoftware.de> <1445102067-11519-5-git-send-email-holler@ahsoftware.de> <5622956F.80408@ahsoftware.de> <56229B0B.80100@ahsoftware.de> <56229E1A.8010803@ahsoftware.de> <20151017193606.GA2315@kroah.com> <5623272A.1050205@ahsoftware.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5623272A.1050205@ahsoftware.de> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 18, 2015 at 06:59:22AM +0200, Alexander Holler wrote: > Am 17.10.2015 um 21:36 schrieb Greg Kroah-Hartman: > > >Again, parallelizing does not solve anything, and causes more problems > >_and_ makes things take longer. Try it, we have done it in the past and > >proven this, it's pretty easy to test :) > > Just because I'm curious, may I ask how I would test that in the easy way > you have in mind? I've just posted the results of my tests (the patch > series) but I wonder what you do have in mind. Use the tool, scripts/bootgraph.pl to create a boot graph of your boot sequence. That should show you the drivers, or other areas, that are causing your boot to be "slow". Hope this helps, greg k-h