From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: Re: one more... iproute commands lockup whole system Date: Wed, 04 Apr 2007 03:39:12 +0200 Message-ID: <461301C0.2050409@trash.net> References: <20070321175951.M73913@visp.net.lb> <46026717.9060909@trash.net> <20070322124533.M79867@visp.net.lb> <46027FF2.6020001@trash.net> <20070322101224.3e6bb899@freekitty> <20070404000054.M58020@visp.net.lb> <1175649016.3957.10.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Cc: Denys , Stephen Hemminger , netdev@vger.kernel.org To: hadi@cyberus.ca Return-path: Received: from stinky.trash.net ([213.144.137.162]:46627 "EHLO stinky.trash.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966257AbXDDBjP (ORCPT ); Tue, 3 Apr 2007 21:39:15 -0400 In-Reply-To: <1175649016.3957.10.camel@localhost> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org jamal wrote: > On Wed, 2007-04-04 at 03:03 +0300, Denys wrote: > >>I'm not sure it is mistake or error, but i feel it is dangerous, cause >>commands locking up the system, no kernel panic, no oops, so only watchdog >>can save poor server (and not sure this even) >> >>Commands to lockup system (just i am giving my example, i didnt sort out what >>exactly locked up system, i guess redirecting to eth0.5, which is not >>intended for that): > > > read: > doc/actions/mirred-usage Are you refering to "What NOT to do if you dont want your machine to crash:"? I think we should make sure users can't even accidentally crash their box, so this should at least be caught at runtime. I thought the TTL stuff was intended to avoid this ..