Thanks for the help. Actually, I'm using the "nouveau" drivers as the nvidia ones apparently don't like my screen and go on strike (just tested again, they still don't work).
I have rebooted several times since yesterday, and the behavior of the program is still the same, so it's probably not cache. Laurent On Tue, Apr 22, 2014 at 4:25 PM, Neil Van Dyke <n...@neilvandyke.org> wrote: > This probably isn't a help, but just in case... > > Also check the xorg conf file and syslog for which driver it's using (it > often autodetects nowadays, and picks from among applicable installed > drivers). > > In addition to which driver it's picking up, also check for whether it was > able to load any device firmware blob or secondary (closed source) shared > library. > > (Incidentally, I've actually noticed better 2D behavior overall from the > open-source driver for my old Radeon laptop, except for video scaling.) > > Also maybe restart the xorg server or reboot. I don't know give that > advice, and I don't know the xorg internals, but occasionally (esp. with > closed driver) I have noticed performance behavior that seems like the > server might be bogged down with cached pixmaps or similar. I've seen this > with Firefox. > > Neil V. > >
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