From owner-freebsd-hackers Fri May 7 12:50:47 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from janus.syracuse.net (janus.syracuse.net [205.232.47.15]) by hub.freebsd.org (Postfix) with ESMTP id 806F314DC3 for ; Fri, 7 May 1999 12:50:41 -0700 (PDT) (envelope-from green@unixhelp.org) Received: from localhost (green@localhost) by janus.syracuse.net (8.9.2/8.8.7) with ESMTP id PAA93951; Fri, 7 May 1999 15:50:12 -0400 (EDT) Date: Fri, 7 May 1999 15:50:12 -0400 (EDT) From: Brian Feldman X-Sender: green@janus.syracuse.net To: Alfred Perlstein Cc: chris@calldei.com, "Ronald G. Minnich" , hackers@FreeBSD.ORG Subject: Re: memory-based VFS In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 7 May 1999, Alfred Perlstein wrote: > On Fri, 7 May 1999, Chris Costello wrote: > > > On Fri, May 7, 1999, Ronald G. Minnich wrote: > > > The v9fs memory-based VFS, written by Aaron Marks, is available at > > > http://www.acl.lanl.gov/~rminnich/ > > > > Doesn't this do the same thing as MFS? > > Yes, but without the mount_mfs process kludge it seems to allow for > single copy, rather than double copy and extra context switches, it > uses kvm instead of a user process for backing store. So what would be wrong with using a swap-backed vn(4) and newfs/tunefs/ mounting it? > > My question, can/will this ever be backed by swap? Also, > doesn't this limit us to just kvm memory (much smaller than > total memory) ? > > -Alfred > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > Brian Feldman _ __ ___ ____ ___ ___ ___ green@unixhelp.org _ __ ___ | _ ) __| \ FreeBSD: The Power to Serve! _ __ | _ \ _ \ |) | http://www.freebsd.org _ |___)___/___/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message