As mentioned, once I do "ifconfig eth0 down", the problems stop. Once I do "ifconfig eth0 up", they start again.
powertop reports between: 99.2 ms/s 0.0 kWork e1000_watchdog_task and 393.2 ms/s 0.1 kWork e1000_watchdog_task While the network interface is completely idle (well, it doesn't work)! The curious thing is that it used to work but it has broken recently in Ubuntu 11.10. Btw, please see #779753 - a probably related bug. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/887793 Title: Kworker constantly taking about 100% CPU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/887793/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs