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From: hes@ecsvax.UUCP (Henry Schaffer)
Newsgroups: comp.arch
Subject: Re: Speed is the one true performance metric
Message-ID: <2391@ecsvax.UUCP>
Date: Mon, 24-Nov-86 21:21:35 EST
Article-I.D.: ecsvax.2391
Posted: Mon Nov 24 21:21:35 1986
Date-Received: Tue, 25-Nov-86 20:58:40 EST
References: <1903@mmintl.UUCP> <12142@watnot.UUCP> <107@pembina.alberta.UUCP> <1709@ncoast.UUCP>
Organization: NC State Univ.
Lines: 18
Keywords: Cray, maint, downtime
Summary: maintenance costs - as a %

In article <1709@ncoast.UUCP>, wb8foz@ncoast.UUCP (David Lesher) writes:
> > Article <297@cartan.Berkeley.EDU> From: weemba@brahms (Wimpy Math Grad Student)
> 
> | In article <1913@mmintl.UUCP> franka@mmintl.UUCP (Frank Adams) writes:
> ......discussion about how long Crays are down.....
> ...
> BUT
> There were 4 or 5 people assigned to it by Cray.
> Said support cost over $500k/year, and that figure is
> several years old.
> 		      decvax!cwruecmp!ncoast!wb8foz

What's wrong with that figure?  My rule of thumb is that hardware
maintenance is 10% of the list price of the equipment per year.  (The
common range is 6% - 12%.)  That would put the system price at upwards
of $5 million  - which seems about right.

--henry schaffer  n c state univ