[HECnet] ANF10 network --> DN200/DN20 --> instant gratification ...?
Paul Koning
paulkoning at comcast.net
Thu Nov 18 10:35:53 PST 2021
> On Nov 18, 2021, at 1:26 PM, Supratim Sanyal <supratim at riseup.net> wrote:
>
> On 11/18/21 11:10 AM, R. Voorhorst wrote:
>
>> Hi,
> Hi.
>> ...
>> 2. The simh config file for configuring a working simh Pdp11/34 with the proper throttling to make it work; the proper setting is important because of Chk11 init phase which is instruction timing based!!!
> How does one arrive at a realistic argument for throttle? Did you put 2000/1 because you reckon your host processor does 2000 instructions in the same time as the guest processor does 1? Or is it more pure clock speed based?
>
> SET THROTTLE 2000/1
Check the docs ("help set throttle"). The simplest is to say what instruction rate you want: "set throttle 300k" is probably a pretty realistic setting to make it look like an 11/20; "set throttle 2m" is a somewhat optimistic 11/70.
paul
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