> On May 22, 2019, at 11:00 AM, cctech-requ...@classiccmp.org wrote:
> From: Grant Taylor
>
> On 5/21/19 5:33 PM, Craig Ruff via cctech wrote:
>> The NCAR Wyoming Supercomputer Center has raised floors of about 20 feet.
>
> Did the support posts go all the way down? Or was there some sort of
On 5/22/19 5:46 PM, Craig Ruff via cctech wrote:
It was moderately open below the floor, there are columns that
support the grid.
The raised floor at work has posts (I guess you could call them columns)
at the corner of every tile that run down to the floor. This is why I'm
asking if the
These four binders are in Toronto, Canada.
* VAX DATATRIEVE - User's Guide
* VAX DATATRIEVE - Handbook
* VAX DATATRIEVE - Reference Manual
* VAX DATATRIEVE - Guide to Writing Reports, Guide to Using Graphics,
Guide to Programming and Customizing
But I don't see on bitsavers -- Can anyone else
On 05/22/2019 05:04 PM, Noel Chiappa via cctalk wrote:
> On the LSI-11/2, with the machine stopped, 'run' was off, and the
> output on AF1/AH1 was always high (i.e. not asserted).
> I don't have any guesses as to what the behaviour of yours is about.
Hah! Eureka! I had a
> On the LSI-11/2, with the machine stopped, 'run' was off, and the
> output on AF1/AH1 was always high (i.e. not asserted).
> I don't have any guesses as to what the behaviour of yours is about.
Hah! Eureka! I had a brainwave, and decided to look at my machine with
the serial console
It’s hard to find documentation for the ground test equipment apparently. The
flyable hardware is very well documented, and Mike Stewart and co. are in the
process of scanning it all at NARA. I can glean a few things from the markings
on your picture. The PSA, or Power and Servo Assembly, had
Just ran across this a few days ago on different search...
https://groups.google.com/forum/#!topic/comp.sys.apple2/kJ4SosdZTb4
May have some helpful info.
On Wed, May 22, 2019 at 11:56 AM John Many Jars via cctalk <
cctalk@classiccmp.org> wrote:
> I feel like I'm falling down a rabbit hole
I feel like I'm falling down a rabbit hole with this old ][ europlus I've
had for years.
The smoke came out of the power supply, so I replaced it with one from
ReactiveMicro. Now it boots, and was working okay, until this morning.
Now, no keyboard if you hit ctrl-reset. All other keys are
On 5/22/19 1:38 AM, Christian Corti via cctalk wrote:
I'm not Google, I can't put my infrastructure in the Arctic to reduce my
cooling needs.
Google has infrastructure all over the world. Most of the locations
require active cooling year round. A quick Google search turns up the
following
On 5/22/19 9:08 AM, Patrick Finnegan via cctalk wrote:
Purdue's insurer REQUIRES fire sprinklers in data centers.
Both of the data centers / raised floors in my office have fire
sprinklers. I don't know if they lines are charged or dry. (I'll inquire.)
The local fire department does a
On Wed, May 22, 2019 at 4:24 AM Chuck Guzis via cctalk <
cctalk@classiccmp.org> wrote:
> On 5/22/19 12:49 AM, Christian Corti via cctalk wrote:
> > On Tue, 21 May 2019, Patrick Finnegan wrote:
> >> Plumbing (unless you're doing aisle containment or RDHx) shouldn't run
> >> through the IT space in
On Wed, 22 May 2019, Chuck Guzis wrote:
So how are data centers cooled with water now? Does the water cool
coldplates directly?
Sort of, see for example the Rittal LCP system.
I've had only a couple of instances where cooling water was used. In
All current high-density rack systems need
On Wed, May 22, 2019 at 3:50 AM Christian Corti via cctalk <
cctalk@classiccmp.org> wrote:
> On Tue, 21 May 2019, Patrick Finnegan wrote:
> > Plumbing (unless you're doing aisle containment or RDHx) shouldn't run
> > through the IT space in the data center.
>
> So how exactly do you attach a
On Wed, May 22, 2019 at 3:43 AM Jim Manley via cctalk
wrote:
> Someone should be sued and go to prison for signing off on permits that
> would allow water to get anywhere near a DC - it's a violation of the
> National Electric Code, for starters. If anyone sees something like that,
> it should
is there any ad material you are looking for?
Ed#
In a message dated 5/20/2019 9:00:09 AM US Mountain Standard Time,
space...@gmail.com writes:
Only just within the last month I finally obtained a ROM dump from a production
HP-01, for potential use in my Nonpareil simulator. Previously I
well the good thing is Marc with turn over in industrial facilities
and updating tech... what you are looking for should come
available at a reasonable price yikes I am amazed how cheaply
some of the normal biological scopes go for now... we have
On 2019-05-22 10:00 a.m., Paul Koning via cctalk wrote:
On May 22, 2019, at 6:57 AM, Stefan Skoglund via cctalk
wrote:
ons 2019-05-22 klockan 08:45 + skrev Wayne S via cctalk:
...
Funny, but Halon is outlawed and having it around did seem to bother
them. It was replaced with some
> On May 22, 2019, at 6:57 AM, Stefan Skoglund via cctalk
> wrote:
>
> ons 2019-05-22 klockan 08:45 + skrev Wayne S via cctalk:
>> ...
>> Funny, but Halon is outlawed and having it around did seem to bother
>> them. It was replaced with some other gas system that i can't
>> remember the
> From: Glen Slick
> According to the M7270 LSI-11/2 Microcomputer Module User's Guid[e],
> it uses BC1, BD1, BE1, BF1 for SCLK3 H, SWMIB18 H, SWMIB19 H, SWMIB20 H.
Oh, thanks! I wonder how I missed that, looking at the prints? (The
drawings have these nice dark arrowheads to
On Wed, 22 May 2019 at 10:34, Stefan Skoglund via cctalk
wrote:
> Halon should be completely and fully illegal in civilian installations.
In 1990 or 1991 I was inside a computer room when somebody
accidentally pushed an elbow into the fire emergency button.. and the
halon went off. Big room,
ons 2019-05-22 klockan 08:45 + skrev Wayne S via cctalk:
> All true. Just sayin' that water can get into the DC even when it's
> not intended.
> When fighting a fire in another part of a structure, the water may
> find it's way into the DC.
>
> Not sure about not allowing water to get near
On Wed, 22 May 2019 at 05:17, Mark Linimon via cctalk
wrote:
>
> On Tue, May 21, 2019 at 09:52:19AM -0600, Grant Taylor via cctech wrote:
> > I think Google and their YAWNs
>
> Definition, please? Wikipedia and Urban Dictionary are no help. A Google
> search itself is nothing but false
PS.. Sorry about the top posting. I'm old and i forgot.
Wayne
> On May 22, 2019, at 1:45 AM, Wayne S wrote:
>
> All true. Just sayin' that water can get into the DC even when it's not
> intended.
> When fighting a fire in another part of a structure, the water may find it's
> way into the
Have to rephrase what i said about the Liebert units being water cooled. They
used water for humidity control not for cooling. They used regular refrigerant
for that.
Wayne
> On May 22, 2019, at 1:50 AM, Wayne S wrote:
>
> PS.. Sorry about the top posting. I'm old and i forgot.
>
>
>
All true. Just sayin' that water can get into the DC even when it's not
intended.
When fighting a fire in another part of a structure, the water may find it's
way into the DC.
Not sure about not allowing water to get near a dc, can you explain that
statement?
The 2 Liebert a/c units that
ons 2019-05-22 klockan 01:42 -0600 skrev Jim Manley via cctalk:
> No firefighter in their right mind is going to knowingly pump a drop
> of
> water anywhere near or in the direction of a data center, let alone
> into
> it. That's why they're equipped with Halon or other oxygen
> displacement,
>
On 5/22/19 12:49 AM, Christian Corti via cctalk wrote:
> On Tue, 21 May 2019, Patrick Finnegan wrote:
>> Plumbing (unless you're doing aisle containment or RDHx) shouldn't run
>> through the IT space in the data center.
>
> So how exactly do you attach a modern water cooled rack system to your
>
On Tue, 21 May 2019, Patrick Finnegan wrote:
Plumbing (unless you're doing aisle containment or RDHx) shouldn't run
through the IT space in the data center.
So how exactly do you attach a modern water cooled rack system to your
cooling water system if not using plumbing?
Cooling water to
No firefighter in their right mind is going to knowingly pump a drop of
water anywhere near or in the direction of a data center, let alone into
it. That's why they're equipped with Halon or other oxygen displacement,
cooling, and flame suppression systems, and the FDs are equipped with
On Tue, 21 May 2019, Grant Taylor wrote:
On 5/21/19 2:13 AM, Christian Corti via cctalk wrote:
You definitely need a raised floor for a data center.
I think Google and their YAWNs will disagree with you on an actual /need/ for
a raised floor in a data center.
I'm not Google, I can't put my
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