>Newsgroups: netbsd.current.users
>From: tsarna@endicor.com (Ty Sarna)
>References: <jgb-9600301019.AA000425880@ordago>
>Date: Sat, 3 Feb 1996 23:43:46 GMT
>
>In article <jgb-9600301019.AA000425880@ordago>,
>Jesus M. Gonzalez <jgb@gsyc.inf.uc3m.es> wrote:
>> 
>> 	I've moved to use /tmp in memory file system (BTW, I've
>> seen a great performance gain, specially when compiling).
>
>This reminds me... we now have two ways to put a filesystem in VM: mfs
>and ffs on /dev/rdN. What are the pros and cons of each?

According to comments in /sys/dev/ramdisk.c, the major advantage is
that you can put *any* filesystem type on a ramdisk; MFS requires that
the filesystem be an FFS.
-- 
Mike Long <mike.long@analog.com>           http://www.shore.net/~mikel
VLSI Design Engineer         finger mikel@shore.net for PGP public key
Analog Devices, CPD Division          CCBF225E7D3F7ECB2C8F7ABB15D9BE7B
Norwood, MA 02062 USA       (eq (opinion 'ADI) (opinion 'mike)) -> nil