From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25364 invoked by alias); 7 Apr 2004 21:00:10 -0000 Mailing-List: contact overseers-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: , Sender: overseers-owner@sources.redhat.com Received: (qmail 25309 invoked from network); 7 Apr 2004 21:00:05 -0000 Received: from unknown (HELO yosemite.airs.com) (209.128.65.135) by sources.redhat.com with SMTP; 7 Apr 2004 21:00:05 -0000 Received: (qmail 628 invoked by uid 10); 7 Apr 2004 21:00:03 -0000 Received: (qmail 15969 invoked by uid 500); 7 Apr 2004 21:00:00 -0000 Mail-Followup-To: overseers@sources.redhat.com, fche@redhat.com, jason-swarelist@molenda.com, zack@codesourcery.com From: Ian Lance Taylor To: Zack Weinberg Cc: overseers@sources.redhat.com, fche@redhat.com, jason-swarelist@molenda.com Subject: Re: more data re disk i/o References: <20040407190458.GD11209@redhat.com> <20040407122003.A67411@molenda.com> <87ptajo8wg.fsf@egil.codesourcery.com> Date: Wed, 07 Apr 2004 21:00:00 -0000 In-Reply-To: <87ptajo8wg.fsf@egil.codesourcery.com> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2004-q2/txt/msg00100.txt.bz2 Zack Weinberg writes: > Ian Lance Taylor writes: > > > What we really need is a file system which stays in RAM up to a point, > > and then swaps out to the swap file. But I don't suppose Linux has > > anything like that. > > 2.4/2.6 has tmpfs which is exactly this. (originally implemented for > the sake of /dev/shm, but it's a general filesystem) Sounds promising, and I see it listed in /proc/filesystems on sourceware. Does anybody here have any experience with this? Ian