On Sat, Dec 26, 2009 at 2:54 AM, Dr. David Alan Gilbert <[email protected]> wrote: > Hi, > I'm running an RV710 on 2.6.33-rc2 and it works great without KMS; > but with KMS it's a lot slower and I can see X eating a lot of CPU > even when not much is happening. > > It seems to start off OK, but then really starts eating it - I've > seen X eating ~80% of one core running a simple flash game, and even > saw the system when apparently idle eating over 50% of one core > (but that stopped after reboot). The CPU is an i7-860. > The time in that last idle case all seems to be userspace time, > strace'ing X shows it was doing a lot of ioctl's to the DRI. > > I'm running X 1.6.5 (I'm using the Ubuntu xorg-edgers packages for everything > other than the kernel; I'm on Ubuntu 9.10 as the base system). > > I've included two xorg.0.log's; one with kms and one without. > > If you need any other debug, just ask.
Get a new X server really is the answer, 1.7.x has improved EXA mainly to deal with kms drivers. radeon KMS on pre-1.7 servers isn't something I'd forsee a distro wanting to ship. Dave. _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
