I can't reproduce this (fifo method), but can I suggest that someone who can tries to get a system profile whilst the problem is occuring using oprofile:
http://oprofile.sourceforge.net/ Its in the Ubuntu repositories, but is a little fiddly to get setup. (You'll need to install lots of -dbgsym packags etc..) -- [feisty] 50% of cpu when a page is waiting to load https://bugs.launchpad.net/bugs/106199 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
