[SunRescue] re: vaxen

Gregory Leblanc GLeblanc at cu-portland.edu
Tue Mar 14 18:08:54 CST 2000


> -----Original Message-----
> From: Dave McGuire [mailto:mcguire at neurotica.com]
> Sent: Tuesday, March 14, 2000 3:59 PM
> To: rescue at sunhelp.org
> Subject: RE: [SunRescue] Sun4c support dropped in Solaris 8?
> 
> 
> On March 14, Gregory Leblanc wrote:
> > >   And the later, more modern VAXen are still quite viable as a
> > > computing platform.
> > 
> > Would that be like a 4000-400?
> 
>   Well, the 4000/400 is getting along in years now, but isn't a bad
> example.  I've got two of them here...they're capable of impressive
> throughput.

Ah good, somebody else to interrogate about this beastie.  We've got one
that will be in production here until July 2001, at which point it's coming
home with me.  No idea what to do with it, but it's MINE!  :)  What kind of
throughput are you talking about?  I haven't seen this one do anything
quickly.  It's got 64MB of ram, running OpenVMS 7.1.2 (or is that 7.1-2 :).
Ever since the last big software "upgrade" by the maintence guys, things at
the console seem sluggish, although the applications that run on it seem as
fast (err, slow) as ever.  

> 
>   Perhaps the VAXstation 4000 model 90 (at ~32x VAX-11/780 speed, it's
> about twice as fast as a 4000/400, according to literature) would be a
> better example.  Having the elegant VAX architecure *and* speed...a
> very nice combination!

What are the elegant things about the VAX architecture?  And do you happen
to have any pointers to info on QBUS, I haven't found anything good.
	Greg






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