On Sequent Symmetry S81 and PC Jr.

From: Christopher Smith <csmith_at_amdocs.com>
Date: Fri Dec 14 13:25:36 2001

> -----Original Message-----
> From: Jochen Kunz [mailto:jkunz_at_unixag-kl.fh-kl.de]

> On 2001.12.14 18:08 Christopher Smith wrote:
> [Sequent Symmetry S81]
> > Drives, but I can probably handle that...
> What interface SMD?

Possibly, it's hard to tell since I'm not sure what an SMD interface looks
like. I could turn it over and check but I don't know what to look for. ;)

> > I believe that the system was board-for-board compatible
> with the S27,
> The Unix-AG once owned a S27 with 8 CPUs, 80MB RAM, 7 SMD disks,
> Exabyte, ... I know where the machine is now, including a complete set
> of OS software. If you get the machine working, ask me for software.

I certainly will.

> Don't expect much of that machine. I could get only 200kB/s via the
> Ethernet, the SMD disk controller could not handle more then 700kB/s.
> (The same disks can deliver more than 2MB/s on a Sun 3/260.) That is
> real poor for such a high end beast. I was really
> disapointed. But it is

Did you get the chance to find out how performance faired when you add more

> nice to see an old 4.2BSD UNIX derivate with AT&T universe
> running on 8
> CPUs in a SMP config.

It is amusing for me to see _any_ intel cpu running in an SMP config, and
the fact that from what I've heard, Sequent made them do it fairly well,
intrigues me.



Christopher Smith, Perl Developer
Amdocs - Champaign, IL

/usr/bin/perl -e '
print((~"\x95\xc4\xe3"^"Just Another Perl Hacker.")."\x08!\n");
Received on Fri Dec 14 2001 - 13:25:36 GMT

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:33:39 BST