I'm just guessing here but I would suspect this had more to do with the
hardware capabilities of the tape system.
Not all tape drives could just pause to wait for more data then resume. If
the data wasn't being steamed fast enough the tape would have to resync
somehow which could even require
> On May 2, 2019, at 10:49 AM, Ethan Dicks wrote:
>
> On Thu, May 2, 2019 at 8:13 AM Paul Koning wrote:
>>> On May 1, 2019, at 10:58 PM, Ethan Dicks wrote:
>>> I think those were still true for V3.X. I know we had a problem back
>>> then with our backups where someone elevated the priority
On Thu, May 2, 2019 at 8:13 AM Paul Koning wrote:
> > On May 1, 2019, at 10:58 PM, Ethan Dicks wrote:
> > I think those were still true for V3.X. I know we had a problem back
> > then with our backups where someone elevated the priority of the Tape
> > ACP over the Disk ACP (because it was
> On May 1, 2019, at 10:58 PM, Ethan Dicks wrote:
>
> On Wed, May 1, 2019 at 7:42 PM Paul Koning via cctalk
> wrote:
>> ...
>> 9.3 names back then, I'm pretty sure. File system still in an ACP (separate
>> process)? DECnet Phase II ???
>
> I think those were still true for V3.X. I know
On Wed, May 1, 2019 at 7:42 PM Paul Koning via cctalk
wrote:
> > On May 1, 2019, at 3:54 PM, Antonio Carlini via cctalk
> > wrote:
> >
> > I would expect V1.x to feel distinctly clunky in comparison ... to V4.x and
> > later.
> >
> > Still a fun exercise though I would think.
>
> I would think
> On May 1, 2019, at 3:54 PM, Antonio Carlini via cctalk
> wrote:
>
> ...
> I would expect V1.x to feel distinctly clunky in comparison ... to V4.x and
> later.
>
> Still a fun exercise though I would think.
I would think so. I was an occasional VMS user at DEC, and I somehow got
myself
On Wed, May 1, 2019 at 2:54 PM Antonio Carlini via cctalk
wrote:
> I may have missed some of the thread, so this might be old news ...
We've tossed around the facts from the edges but didn't list them one by one.
> So I think that to use anything pre-V4.0 you need compatibility mode
> support
> On 2 May 2019, at 07:47, Eric Smith via cctalk wrote:
>
> The VAX 8600 and 8650 were the last VAX models to have PDP-11 compatibility
> mode, so if the purpose of VMS 4.0 was to support the 8600, I would expect
> it to still contain compatibility mode support. VMS versions at least as
>
On Wed, May 1, 2019 at 1:54 PM Antonio Carlini via cctalk <
cctalk@classiccmp.org> wrote:
> Then (I think) came the VAX 8600 and that needed VMS V4.0. That (I
> think, but I can't find anything to support this right now ...) is when
> the last of the PDP-11 compatibility code was finally removed.
On 30/04/2019 10:25, Huw Davies via cctalk wrote:
I know later 780s (probably with an upgraded memory controller) supported 64MB
of memory.
I have used VMS 1.6 and started managing VMS systems around the 2.4 timeframe.
I haven’t looked but does the simh 11/780 also provide PDP-11
> On 29 Apr 2019, at 21:47, allison via cctech wrote:
>>
> You are limited to what the VAX-11/780 system had for peripherals and
> typically under 8MB ram (it maxed at 16mb).
I know later 780s (probably with an upgraded memory controller) supported 64MB
of memory.
I have used VMS 1.6 and
On 4/28/19 3:55 PM, Ray Jewhurst via cctalk wrote:
> I am new to the list and would like to introduce myself. I
> am a computer history buff who especially likes DEC machines.
> I unfortunately don't own any hardware but I use Simh on a daily
> basis. I would like to start off with a question. I
On Mon, Apr 29, 2019 at 12:44 PM allison via cctech
wrote:
> On 04/29/2019 11:37 AM, Jon Elson wrote:
> > On 04/29/2019 06:47 AM, allison via cctech wrote:
> >> On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
> >>> On 4/28/19 6:27 PM, Ray Jewhurst wrote:
> I already have a Hobbyist
On 04/29/2019 11:37 AM, Jon Elson wrote:
> On 04/29/2019 06:47 AM, allison via cctech wrote:
>> On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
>>> On 4/28/19 6:27 PM, Ray Jewhurst wrote:
I already have a Hobbyist License. I am just interested in
experimenting with different OSes
On 04/29/2019 09:41 AM, Paul Koning wrote:
>
>> On Apr 29, 2019, at 7:47 AM, allison via cctech
>> wrote:
>>
>> On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
>>> On 4/28/19 6:27 PM, Ray Jewhurst wrote:
I already have a Hobbyist License. I am just interested in
experimenting
On 4/29/19 12:45 PM, allison via cctech wrote:
> On 04/29/2019 11:37 AM, Jon Elson wrote:
>> On 04/29/2019 06:47 AM, allison via cctech wrote:
>>> On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
On 4/28/19 6:27 PM, Ray Jewhurst wrote:
> I already have a Hobbyist License. I am just
> On Apr 29, 2019, at 7:47 AM, allison via cctech wrote:
>
> On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
>> On 4/28/19 6:27 PM, Ray Jewhurst wrote:
>>> I already have a Hobbyist License. I am just interested in
>>> experimenting with different OSes and different versions of OSes.
On 04/29/2019 06:47 AM, allison via cctech wrote:
On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
On 4/28/19 6:27 PM, Ray Jewhurst wrote:
I already have a Hobbyist License. I am just interested in
experimenting with different OSes and different versions of OSes.
ACK
I don't know what
On 04/28/2019 09:28 PM, Grant Taylor via cctech wrote:
> On 4/28/19 6:27 PM, Ray Jewhurst wrote:
>> I already have a Hobbyist License. I am just interested in
>> experimenting with different OSes and different versions of OSes.
>
> ACK
>
> I don't know what VAX hardware VMS 1.5 supported, what
On Sun, Apr 28, 2019 at 4:55 PM Ray Jewhurst via cctalk
wrote:
> I am new to the list and would like to introduce myself. I am a computer
> history buff who especially likes DEC machines.
Welcome. I started working with DEC machines for fun in 1982 and for
money in 1984, so they have a dear
On 4/28/19 6:27 PM, Ray Jewhurst wrote:
I already have a Hobbyist License. I am just interested in
experimenting with different OSes and different versions of OSes.
ACK
I don't know what VAX hardware VMS 1.5 supported, what VAX hardware that
Simh supports, or what the overlap is between the
On 4/28/19 3:55 PM, Ray Jewhurst via cctalk wrote:
I am new to the list and would like to introduce myself. I
am a computer history buff who especially likes DEC machines.
Welcome.
I unfortunately don't own any hardware but I use Simh on a daily
basis. I would like to start off with a
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