by the way, do many use Plan 9 on MP systems, or is it just there in-case? -----Original Message----- From: jmk@plan9.bell-labs.com [mailto:jmk@plan9.bell-labs.com] Sent: Tue 11/23/2004 9:45 PM To: 9fans@cse.psu.edu Cc: Subject: Re: [9fans] archmp Of course, the other place a specific architecture has to deal with MP issues is the MMU. It's possible to make that really complicated, but Plan 9 skirts most of that at the expense of some performance and generality in odd cases. --jim