[Simh] Problems install RSX-11M+ v4.6

[Ray Jewhurst]

I wanted to thank everyone for all the advice my system is up and running.
Next up learning more and then doing a netgen.

Thanks again
Ray

On Sun, May 7, 2017 at 8:04 PM, Mark Pizzolato <Mark at infocomm.com> wrote:

> Since simh autosizes MSCP disks, if you keep using the same original disk
>
> Images you might have created initially, you may not be changing anything
>
> if you keep on attaching the same disk image after you change the disk
> type.
>
>
>
> The output of sim> SHOW RQ will show how big the disks will appear to the
>
> operating system once you start things running.
>
>
>
> *From:* Simh [mailto:simh-bounces at trailing-edge.com] *On Behalf Of *Johnny
> Billquist
> *Sent:* Sunday, May 7, 2017 4:31 PM
> *To:* Ray Jewhurst <raywjewhurst at gmail.com>
> *Cc:* simh <simh at trailing-edge.com>
> *Subject:* Re: [Simh] Problems install RSX-11M+ v4.6
>
>
>
> The 128k thing is physical memory, which is sonething else than size of
> the disk. There is an option in simh in the config to explicitly tell how
> large disk you want. Check the documentation.
>
> Use a disk of at least 1g, and we can move on to the next problem, which
> is going to be the number of file headers on the disk, unless you read that
> manual I gave the link to.
>
> Easy howto pages on the internet are nice, but sooner or later you need to
> read the docs and understand what you are doing.
>
> Johnny
>
> Ray Jewhurst <raywjewhurst at gmail.com> skrev: (8 maj 2017 01:08:19 CEST)
>
> I tried running every size disk imaginable and I still get the same error
> and it still states 128KW.  The small disk I tried was 159MB. BTW, that
> prebuilt system also had the same error and 128KW again and it was a approx
> 10MB Massbus disk running on a 11/45.Could this be a bug?  I am following
> everything to a T.  Should I try a non-plus sysgen to see if I get the same
> error?
>
> Doing my best,
>
> Ray
>
>
>
> On Sun, May 7, 2017 at 5:51 PM, Johnny Billquist <bqt at softjar.se> wrote:
>
> On 2017-05-07 23:01, Alan Frisbie wrote:
>
> On 05/07/2017 01:21 PM, Ray Jewhurst wrote:
>
>
> RSX-11M-PLUS V4.6  BL87 128.KW <http://128.KW>  System:"Baseline"
>  >RED DU:=SY:
>  >RED DU:=LB:
>  >RED DU:=SP:
>  >MOU DU0:"RSX11MPBL87"
>  >@[2,54]BASTART.CMD
> 12:46:19  *** GEN    Checkpoint space allocation failure
> 12:46:19  *** GEN    Checkpoint space allocation failure
> 12:46:19  *** GEN    Checkpoint space allocation failure
> 12:46:19  *** GEN    Checkpoint space allocation failure
> 12:46:19  *** GEN    Checkpoint space allocation failure
> 12:46:19  *** GEN    Checkpoint space allocation failure
>
>
>
> This means that the disk you are running from (DU0:) does not
> have enough free space for RSX to allocate a checkpoint file.
>
>
> Ah! Yes, of course. Thanks for that, Alan. Didn't even think about the
> possibility that the disk would be that small, since he was using MSCP.
>
> Ray, start over, and create disk image files that are larger.
>
> Start over and tell SIMH to make DU0: (rq0) larger.   I would
> suggest at least 32 MB if you plan to do anything useful with
> the system.   Don't go above 500 MB, however, as the ODS-1 disk
> structures can't handle anything that large.
>
>
> No, ODS-1 handles larger disks fine. The limit is 8G. If you go above
> that, there is no harm, but the disk will just be truncated to 8G anyway,
> so no point in going larger.
> I would suggest something around 2G or so, and you're set for life.
> (Personally I run with four 8G drives, but then again, I'm not exactly
> normal when it comes to RSX...)
>
>         Johnny
>
> --
> Johnny Billquist                  || "I'm on a bus
>                                   ||  on a psychedelic trip
> email: bqt at softjar.se             ||  Reading murder books
> pdp is alive!                     ||  tryin' to stay hip" - B. Idol
>
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>
>
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