* Replying to a message in : SAVEAREA

On Saturday, 14 November 1998,
     DENIS TONN wrote to IVAN TODOROSKI about PM drawing priorities...

IT>>   So, this poses several questions:
IT>>
IT>>    1) Why do PM operations run at a different priority than the calling
IT>>       program?
IT>>
IT>>   As a final note, I tried this on a Win98 system at my friend's home,
IT>>   and when you type DIR /S and move the window (or move other windows)
IT>>   with full window draging, the listing of directories doesn't stop, and
IT>>   behaves just as you would expect (slows down a little). It looks
IT>>   rather nice when you move the window with directories scrolling by in
IT>>   it.

 DT>  OS/2 doesn't artifically boost the video output at the expense of the
 DT> underlying application threads. Win95/98 (and NT Workstation) are
 DT> specificly "tuned" so video updates (user visable) will preempt any
 DT> other operations. This makes it "look" faster to the typical user.

  Well, it turns that OS/2 actually DOES boost the priority of video
  output at the expense of other applications (see my previous
  messages), and that's the reason why everything stops in the
  background.

                                                            - Ivan -

.!. DOS ... is still a real mode only non-reentrant interrupt handler,
.!. and always will be. - Russell Williams
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