On Tue, 21 Apr 1998 20:03:19 +0200 
 Manuel Bouyer <bouyer@antioche.lip6.fr> wrote:

 > I also found UVM to be a few % faster than Mach VM on my i386 to build a
 > kernel (cyrix p166+, 16Mo RAM, ncr53c810 SCSI, kernel build with make -j3
 > under X window). 

Oh yes, it's definitely faster.  When ragge added UVM support for the
VAX, he posted about how UVM shaved something on the order of 10 seconds
off the time it took to run /etc/rc :-)

Jason R. Thorpe                                       thorpej@nas.nasa.gov
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