From owner-freebsd-hackers Tue Jun 30 05:22:41 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id FAA09887 for freebsd-hackers-outgoing; Tue, 30 Jun 1998 05:22:41 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from horton.iaces.com (horton.iaces.com [204.147.87.98]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id FAA09861; Tue, 30 Jun 1998 05:22:27 -0700 (PDT) (envelope-from proot@horton.iaces.com) Received: (from proot@localhost) by horton.iaces.com (8.8.7/8.8.7) id HAA14519; Tue, 30 Jun 1998 07:16:31 -0500 (CDT) From: "Paul T. Root" Message-Id: <199806301216.HAA14519@horton.iaces.com> Subject: Re: looking for ram file system (NOT MFS) In-Reply-To: <13585.899201507@critter.freebsd.dk> from Poul-Henning Kamp at "Jun 30, 1998 12:11:47 pm" To: phk@critter.freebsd.dk (Poul-Henning Kamp) Date: Tue, 30 Jun 1998 07:16:31 -0500 (CDT) Cc: peter@netplex.com.au, rminnich@Sarnoff.COM, hackers@FreeBSD.ORG, questions@FreeBSD.ORG X-Organization: USWEST !nterprise Networking - ACES X-Phone: (612) 664-3385 X-Fax: (612) 664-4779 X-Page: (800) SKY-PAGE PIN: 537-7270 X-Address: 600 Stinson Blvd, Fl 1S X-Address: Minneapolis, MN 55413 X-Mailer: ELM [version 2.4ME+ PL43 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In a previous message, Poul-Henning Kamp said: > >I believe Poul-Henning Kamp was working on a mallocfs at some point.. > > > >MFS is bad in that it doesn't allocate and release swap. It'd be seriously > >great to have something that could allocate and free pageable memory as > >files were written and deleted. MFS never releases swap space once the > >mount_mfs process faults in an anon page. Doing it seperately from UFS > >would be a good start since it wouldn't be wasting time emulating a disk > >structure. > > Actually doing it separately from UFS would be a waste of time, but that > is a different issue. > > the mallocfs I wrote used the kernel malloc and was consequently limited > to 20Mbyte and non-pageable. This would be useful to me for my custom install script. Paul. -- IRS HUMOR EXAMPLE A: "A lawyer, a doctor, and a priest were marooned on a desert island. So we confiscated their homes." --Dave Barry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message