From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261362AbTDKRI2 (for ); Fri, 11 Apr 2003 13:08:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261364AbTDKRI2 (for ); Fri, 11 Apr 2003 13:08:28 -0400 Received: from e4.ny.us.ibm.com ([32.97.182.104]:29659 "EHLO e4.ny.us.ibm.com") by vger.kernel.org with ESMTP id S261362AbTDKRIM (for ); Fri, 11 Apr 2003 13:08:12 -0400 Date: Fri, 11 Apr 2003 10:20:11 -0700 From: Greg KH To: oliver@neukum.name Cc: linux-kernel@vger.kernel.org, linux-hotplug-devel@lists.sourceforge.net, message-bus-list@redhat.com, Daniel Stekloff Subject: Re: [ANNOUNCE] udev 0.1 release Message-ID: <20030411172011.GA1821@kroah.com> References: <20030411032424.GA3688@kroah.com> <200304110837.37545.oliver@neukum.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200304110837.37545.oliver@neukum.org> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 11, 2003 at 08:37:37AM +0200, Oliver Neukum wrote: > > > Anyway, this works for me, on my machines, and I am very interested in > > feedback from everyone about both this concept, and the implementation > > of this. I've cced a lot of different lists, as they have all expressed > > interest in this project. > > Cool, an utterly new piece of code to play with. > Well, it has some nice issues. > > - There's a race with replugging, which you can do little about True, but this can get smaller. > - Error handling. What do you do if the invocation ends in EIO ? Which invocation? From /sbin/hotplug? > - Performance. What happens if you plug in 4000 disks at once? You crash your power supply :) Seriously, the kernel spawns 4000 instances of /sbin/hotplug just like it always does. I'm working on keeping udev from spawning anything else to keep the process cound down (right now it fork/execs for mknod, but that was just me being lazy.) thanks, greg k-h