Thank you for your advice, Zack, but this kernel doesn't solve the performance problem as well. (It does, however, change the MTRR allocation as intended.)
Repository kernel: $ uname -a Linux corner 2.6.28-12-generic #43-Ubuntu SMP Fri May 1 19:27:06 UTC 2009 i686 GNU/Linux $ cat /proc/mtrr reg00: base=0x000000000 ( 0MB), size= 1024MB, count=1: write-back reg01: base=0x03f800000 ( 1016MB), size= 8MB, count=1: uncachable Kernel from bug 314928: $ uname -a Linux corner 2.6.28-13-generic #44~lp314928apw1 SMP Wed May 6 08:32:32 UTC 2009 i686 GNU/Linux $ cat /proc/mtrr reg00: base=0x000000000 ( 0MB), size= 1024MB, count=1: write-back reg01: base=0x03f800000 ( 1016MB), size= 8MB, count=1: uncachable reg02: base=0x0e0000000 ( 3584MB), size= 256MB, count=1: write-combining -- [i945GM] (Needs UXA, kernel 2.6.30rc2) compiz slowmotion after Jaunty upgrade https://bugs.launchpad.net/bugs/339555 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
