Subject: Re: MFS vs TMPFS
To: Marcin Jessa <>
From: Manuel Bouyer <>
List: current-users
Date: 10/03/2005 21:49:16
On Mon, Oct 03, 2005 at 10:54:50AM +0200, Marcin Jessa wrote:
> Hi Guys.
> What would be the advantages of using tmpfs over mfs as memory file
> system? 
> Say I want to mount my /tmp as tmpfs instead of mfs, would that be a
> good thing to do?
> Or I would like to rather mount a file systems on a LiveCD or my
> embedded device as tmpfs instead of mfs, would that also have any impact
> on the system ?

I didn't try it yet, but its design goals were to be more efficient and use
less memory than MFS (which uses UFS's data structures).

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference