Author: Robert Hyatt
Date: 12:05:29 09/20/99
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On September 20, 1999 at 12:02:54, Shep wrote: >On September 20, 1999 at 09:27:54, Robert Hyatt wrote: > >>On September 20, 1999 at 03:30:38, Shep wrote: > >>>Maybe someone can suggest an effective way of slowing down a given machine by a >>>certain amount? If we can get a 200 or 300 MHz machine down to the 386-16 level, >>>even us people with faster machines could run such a tournament. >>>Is there some small tool available on the net for such a purpose? >> >>The easiest way is a trick used by an old game-helper program, back in the days >>when games generated video as fast as they could, letting the cpu be the >>bottle-neck that kept the graphics from being too fast. When these programs >>were moved to faster hardware, they became unplayable. Someone wrote a TSR >>(dos only of course) that would lock on to the timer interrupt, and every time >>it fired, the TSR would insert a big loop to burn cpu cycles. You could >>adjust this loop to make a 386/25 run like an 8086 if your graphical program >>was running too fast to play. >> >>That is the simplest way I know of, but have no idea how to do it under >>windows, or if it can even be done... > >An idea from a colleague of mine: using Linux with the Virtual Machine software, >it should be possible to slow down the VM running Windows, e.g. by NICE-ing the >VM process and burning CPU cycles with a simple program on the Linux side. >Sounds feasible? > >--- >Shep should work perfectly... you can go from nice 1 to nice 20. nice 20 would give that process about 1/20th of the cpu (assuming you have a cpu burner running in the linux environment in the background somewhere). Nice 19 gives about 10%, nice 10 gives about 50%, etc... Bob
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