Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763962AbZARNNT (ORCPT ); Sun, 18 Jan 2009 08:13:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755647AbZARNNG (ORCPT ); Sun, 18 Jan 2009 08:13:06 -0500 Received: from kandzendo.ru ([195.178.208.66]:47900 "EHLO tservice.net.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753352AbZARNNG (ORCPT ); Sun, 18 Jan 2009 08:13:06 -0500 Date: Sun, 18 Jan 2009 16:13:03 +0300 From: Evgeniy Polyakov To: Bodo Eggert <7eggert@gmx.de> Cc: Alan Cox , Dave Jones , linux-kernel@vger.kernel.org, Andrew Morton , Linus Torvalds Subject: Re: [why oom_adj does not work] Re: Linux killed Kenny, bastard! Message-ID: <20090118131303.GA19292@ioremap.net> References: <20090114192216.GA18123@ioremap.net> <20090115223557.GC10429@ioremap.net> <20090117142245.GA10801@ioremap.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1070 Lines: 28 On Sun, Jan 18, 2009 at 01:37:09PM +0100, Bodo Eggert (7eggert@gmx.de) wrote: > How many different CGI handlers are you going to have? CGIs are usually limited, application server is not. > And how does kill-kenny scale with the number of users on the system? > I want my browser not to be killed, while the other user wants his > gimp not to be killed. As you can see, it does not even scale for > the most simple multi-user system. It is not about who should not be killed, but who should _be_ in the first raw. > > No, admin will limit/forbid the connection from the DoSing clients, > > server must always live to handle proper users. > > If there is no memory, the admin can't even log in. Admin can observe the situation via kvm or sometimes netconsole and tune the system for the next run. -- Evgeniy Polyakov -- 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/