On 13/05/2010 19:17, Jan Spurný wrote: > Package: xserver-xorg-video-intel > Version: 2:2.9.1-3 > > > When I've upgraded from lenny to squeeze, graphics became VERY slow compared > to previous performance (in lenny). It is very annoying, but not entirely > unusable. > > This means: > > 1) extremely slow scrolling (in firefox, in xterm, even "cat somelongfile" in > xterm takes very long time) > - this happens allways > > 2) sometimes when I switch from one virtual workspace to another, I can see > only small tile in the left top corner (approximately 10% of the screen size) > for some time (1-3 seconds) and then the rest of the window gets painted > - this happens sometimes (2-3x in a day) > > 3) redrawing of windows is very slow when switching form one workspace to > another - I can see with naked eyes how the window gets repainted from top to > bottom - it's definitelly less than one second - maybe 0.1-0.2 s > - this happens allways > > 4) glxgears gives ~400fps, while it gave more than 900 before.. > - this happens allways > > 5) in top (or htop) - X process is using a lot of CPU even when I'm only > switching virtual workspaces > - this happens allways > > 6) gray bars appears on screen and disapears when I switch to another > workspace and back or cycle through overlapping windows on current workspace. > Bars are small (from 10x50 to 10x100 pixels maybe) and I've seen 4 of them at > most > - this happens rarely (1-2x in a week) > > Window manager: fluxbox (happens in gnome too) > > I am using AMD64 Debian GNU/Linux Squeeze, kernel 2.6.32-3-amd64 >
Try a newer kernel, at least 2.6.32-4-amd64 Brice -- To UNSUBSCRIBE, email to debian-x-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/4bf05345.7060...@ens-lyon.org