QB4.5 IDE eating processor time under WIN 2000
There is an app that was used with Desqview that worked like the Unix command
Nice, called Tame, that just might fix the keyboard polling problem. You can get
a copy of it here (tame333.zip).
http://www.eunet.bg/simtel.net/msdos/desqview-pre.html
Quote:
> NTVDM is the 16 bit emulator for running DOS apps, so your QB 4.5 is running
> inside of that emulator and NT is only showing the emulator processor
> usage. My guess is there is a polling loop going on with the IDE trying to
> look for keyboard input and what not, and that is what is making its
> processor usage so high. In DOS, who cared if you polled the keyboard so
> heavily, after all that program was all you were running. Need an
> equivalent of the Unix command 'nice' to easily fix the problem, maybe there
> is one for DOS apps? Sounds like something the NTVDM should have as a
> setting, to have it give up clock tics due to DOS apps with heavy keyboard
> polling (although old DOS games might not like this much!). Good luck.
> > I still use my trusty QB4.5 to make small data cleanup routines. The IDE
> > does have the unfortunate predilection for CPU time consumption.
> > Whenever I have it up, even minimized, it shows about 90% of my 2GHz
> > processor in use. Is their some setting I have missed somewhere? Task
> > manager credits NTVDM.EXE with the usage.
