AFS space calc

* Goal - do not exceed 90% utilization

* deploy/phase out current fs
  sparc20 fs ->  8.17 GB
  new fs     -> 33.04 GB

(net +24.87GB)


1/15/99
used:  160.85/180.68 (89%)  ** Good state **

(fall) 
put in   vice34,vice35 			+66.08 
take out vice1,vice3,vice4,vice5	-32.68 
   	Net:                            +33.40 GB

if no increase: 160.85/214.08 (75%)
	31 GB growth

(with afs2)
put in vice32,vice1(new),vice3(new)	+99.12
take out vice6,vice8,vice9,vice26(dev)  -24.51
	Net:                            +74.61

if no increase: 160.85/288.69 (56%)
	98.97 GB growth