From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12353 invoked by alias); 7 Apr 2004 20:51:10 -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 12334 invoked from network); 7 Apr 2004 20:51:05 -0000 Received: from unknown (HELO mail.codesourcery.com) (65.74.133.6) by sources.redhat.com with SMTP; 7 Apr 2004 20:51:05 -0000 Received: (qmail 23279 invoked from network); 7 Apr 2004 20:00:48 -0000 Received: from taltos.codesourcery.com (zack@66.92.218.83) by mail.codesourcery.com with DES-CBC3-SHA encrypted SMTP; 7 Apr 2004 20:00:48 -0000 Received: by taltos.codesourcery.com (sSMTP sendmail emulation); Wed, 7 Apr 2004 13:00:47 -0700 To: overseers@sources.redhat.com Cc: fche@redhat.com, jason-swarelist@molenda.com Subject: Re: more data re disk i/o References: <20040407190458.GD11209@redhat.com> <20040407122003.A67411@molenda.com> From: Zack Weinberg Date: Wed, 07 Apr 2004 20:51:00 -0000 In-Reply-To: (Ian Lance Taylor's message of "07 Apr 2004 15:32:15 -0400") Message-ID: <87ptajo8wg.fsf@egil.codesourcery.com> User-Agent: Gnus/5.110002 (No Gnus v0.2) Emacs/21.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2004-q2/txt/msg00099.txt.bz2 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) zw