I've got problems too. My editing with Netbeans has become really bad because when scrolling or doing some other operations there's too much lag. Looking at 'top' on shell I see that Xorg raises up to 90% of cpu... that's not acceptable.
root@box:/etc/X11# grep pipe /var/log/Xorg.0.log
(II) intel(0): 1 display pipe available.
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(EE) intel(0): underrun on pipe A!
(EE) intel(0): underrun on pipe A!
(EE) intel(0): underrun on pipe A!
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(EE) intel(0): underrun on pipe A!
(EE) intel(0): underrun on pipe A!
I've got problems too. My editing with Netbeans has become really bad because when scrolling or doing some other operations there's too much lag. Looking at 'top' on shell I see that Xorg raises up to 90% of cpu... that's not acceptable.
root@box:/etc/X11# grep pipe /var/log/Xorg.0.log
(II) intel(0): 1 display pipe available.
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(EE) intel(0): underrun on pipe A!
(EE) intel(0): underrun on pipe A!
(EE) intel(0): underrun on pipe A!
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(II) intel(0): Display plane A is now enabled and connected to pipe A.
(II) intel(0): Output VGA is connected to pipe A
(EE) intel(0): underrun on pipe A!
(EE) intel(0): underrun on pipe A!
I'm on a ubuntu intrepid