This is a video ram bandwidth issue. If you have a old or very low end card and are trying to run a very high resolution (for that class of card), it's normal. If not then it's a driver bug of some sort. Mark. On Tue, 21 Sep 2004, davidjpenton wrote: > Is it normal for X to generate a lot of visual noise on the screen when, > e.g., you drag a vertical scroll bar? My system shows tons of "sparks" > to the right of a window if you drag a scroll bar, and in some other cases. > > - Dave - > > _______________________________________________ > XFree86 mailing list > XFree86@xxxxxxxxxxx > http://XFree86.Org/mailman/listinfo/xfree86 > _______________________________________________ XFree86 mailing list XFree86@xxxxxxxxxxx http://XFree86.Org/mailman/listinfo/xfree86