On Sat, 4 Nov 1995 10:42:06 -0600 
 Peter Seebach <seebs@solon.com> wrote:

 > Does anyone else see ps hang occasionally?  The system continues running fine,
 > ps uses lots of CPU time, and it just stops partway (about 2/3rds, for me,
 > most often, but seems random) through a listing.  You can ^C it and
 > everything is fine.

ps works fine for me on my sparcs, alphas, hp300s, i386s, and sun3s.