Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965059AbWH2Srh (ORCPT ); Tue, 29 Aug 2006 14:47:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965133AbWH2Srh (ORCPT ); Tue, 29 Aug 2006 14:47:37 -0400 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:24453 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S965059AbWH2Srg (ORCPT ); Tue, 29 Aug 2006 14:47:36 -0400 Subject: Re: [Devel] Re: BC: resource beancounters (v2) From: Alan Cox To: rohitseth@google.com Cc: Kir Kolyshkin , devel@openvz.org, Andrew Morton , Rik van Riel , Andi Kleen , Chandra Seetharaman , Greg KH , Linux Kernel Mailing List , Christoph Hellwig , Andrey Savochkin , Matt Helsley , Oleg Nesterov In-Reply-To: <1156872635.16595.14.camel@galaxy.corp.google.com> References: <44EC31FB.2050002@sw.ru> <20060823100532.459da50a.akpm@osdl.org> <44EEE3BB.10303@sw.ru> <20060825073003.e6b5ae16.akpm@osdl.org> <20060825203026.A16221@castle.nmd.msu.ru> <1156558552.24560.23.camel@galaxy.corp.google.com> <1156610224.3007.284.camel@localhost.localdomain> <1156783721.8317.6.camel@galaxy.corp.google.com> <44F32AC7.1090604@openvz.org> <1156804089.8985.19.camel@galaxy.corp.google.com> <1156846535.6271.76.camel@localhost.localdomain> <1156872635.16595.14.camel@galaxy.corp.google.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Tue, 29 Aug 2006 20:06:53 +0100 Message-Id: <1156878413.6271.118.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.2 (2.6.2-1.fc5.5) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1013 Lines: 23 Ar Maw, 2006-08-29 am 10:30 -0700, ysgrifennodd Rohit Seth: > On Tue, 2006-08-29 at 11:15 +0100, Alan Cox wrote: > > Ar Llu, 2006-08-28 am 15:28 -0700, ysgrifennodd Rohit Seth: > > > Though if we have file/directory based accounting then shared pages > > > belonging to /usr/lib or /usr/bin can go to a common container. > > > > So that one user can map all the spare libraries and config files and > > DoS the system by preventing people from accessing the libraries they do > > need ? > > > > Well, there is a risk whenever there is sharing across containers. The > point though is, give the choice to sysadmin to configure the platform > the way it is appropriate. In other words your suggestion doesn't actually work for the real world cases like web serving. - 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/