AT&T 3b2/400 3b5 series help required!

Ron Heiby heiby at cuae2.UUCP
Wed Aug 13 01:07:03 AEST 1986


The question was one of upgrading an AT&T 3B2/400 system.  Is it better
to upgrade to a pair of networked 3B2/400 systems or a single AT&T 3B5
system?

The answer depends primarily on what you are "running out of" that you
feel the need to upgrade.  If you are running out of mass storage or
communication ports, then the 3B5 alternative would probably get the
nod.  If you are running out of CPU, and have relatively little sharing
of information between two halves of your user community, then the dual
3B2 approach would be the one to pick.  The upgrade from one 3B2 to two
3B2 systems is a *lot* cheaper than from one 3B2 to one 3B5.  With the
introduction of System V Release 3.0 with Remote File Sharing, the
networking of the two 3B2 systems becomes very easy, using the STARLAN
local area network.

In summary, either approach would give you a quite serviceable system.
It all depends on what resources you need more of.
-- 
Ron Heiby {NAC|ihnp4}!cuae2!heiby   Moderator: mod.newprod & mod.os.unix
AT&T-IS, /app/eng, Lisle, IL	(312) 810-6109
"'Cause there's lots of things in this world that need to BE turned around."



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