FW: [Simh] SimH vax.exe cpu usage on Windows.

J. David Bryan jdbryan at acm.org
Wed May 19 12:46:48 EDT 2004


On 18 May 2004 at 21:54, Mark Pizzolato wrote:

> When I first touched simh, one of the first changes I submitted to Bob
> was a lowering of the CPU priority on both Windows and Unix systems
> when instructions are executing.  This has been in the code base for
> almost 2 years now. 

Indeed, so it is.  Smartly done!


> As I've already said this is likely not worth the effort since there
> really is no net gain.

Agreed.


> All of that said, I've actually have a version of simh VAX which does
> support idling (or yielding) the CPU when the simulated system is
> idling.

Interesting; would you post a short (couple of sentences) description of 
how you implemented this?

                                      -- Dave




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