After upgrading to Lucid, video performance was noticeably slower (for example, when paging up and down in Firefox when viewing slashdot.org, there was noticeable lag). This is with compiz disabled. When I run with radeon.modeset=0, performance seems to be normal. I am wondering if I am experiencing the same bug as the original poster. My video card:
01:00.0 VGA compatible controller: ATI Technologies Inc M22 [Mobility Radeon X300] -- [RS100] desktop became slow after upgrading to Lucid https://bugs.launchpad.net/bugs/544496 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs