From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754518Ab1KGXHO (ORCPT ); Mon, 7 Nov 2011 18:07:14 -0500 Received: from tango.0pointer.de ([85.214.72.216]:52736 "EHLO tango.0pointer.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753557Ab1KGXHN (ORCPT ); Mon, 7 Nov 2011 18:07:13 -0500 Date: Tue, 8 Nov 2011 00:07:12 +0100 From: Lennart Poettering To: Alan Cox Cc: Kay Sievers , Davidlohr Bueso , Christoph Hellwig , Hugh Dickins , Andrew Morton , lkml , linux-mm@kvack.org Subject: Re: [RFC PATCH] tmpfs: support user quotas Message-ID: <20111107230712.GA25769@tango.0pointer.de> References: <1320614101.3226.5.camel@offbook> <20111107112952.GB25130@tango.0pointer.de> <1320675607.2330.0.camel@offworld> <20111107135823.3a7cdc53@lxorguk.ukuu.org.uk> <20111107225314.0e3976a6@lxorguk.ukuu.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20111107225314.0e3976a6@lxorguk.ukuu.org.uk> Organization: Red Hat, Inc. X-Campaign-1: () ASCII Ribbon Campaign X-Campaign-2: / Against HTML Email & vCards - Against Microsoft Attachments User-Agent: Leviathan/19.8.0 [zh] (Cray 3; I; Solaris 4.711; Console) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 07.11.11 22:53, Alan Cox (alan@lxorguk.ukuu.org.uk) wrote: > Per user would be quota, per process would be rlimit. Quite simple > really, nice standard interfaces we've had for years. Various systems Uh, have you ever really looked at resource limits? Some of them are per-user, not per-process, i.e. RLIMIT_NPROC. And this would just be another one. Lennart -- Lennart Poettering - Red Hat, Inc.