On Wednesday 08 April 2009 21:28:47 Alan Cox wrote: > Backing store has long been off by default in Xfree/Xorg. Fundamentally > its a dumb design issue in the concept of backing store - it means the > server has to consume huge amounts of memory keeping copies of stuff and > if someone massively resizes a window with backing store (remembering it > can be mostly offscreen) your X server explodes.
Remind us why turning it on for all windows all the time (Composite) is better than for one window? ;o) > Backing store was mostly a mistake at the time of introduction (as > opposed to save unders which are a least reasonably resource bounded). It was overused, sure, but the idea suggested elsewhere in the thread of using a pixmap and setting that as the window background is essentially doing the same thing (a form of double buffering). _______________________________________________ xorg mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/xorg
