*** This bug is a duplicate of bug 887793 *** https://bugs.launchpad.net/bugs/887793
Though the workaround works, this is a serious issue (definitely above "Medium" importance and needs to be solved at the kernel level. WTH is interrupt 13 anyway? Maybe it is invoking/reporting something important. I could not execute the echo command from a normal terminal, however it works on boot - added to /etc/rc.local file (Ubuntu's "user" startup script). The suspend fix is described in the original (887793) bug thread: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/887793/comments/114 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1087010 Title: kworker uses 70-90% of a CPU core (hyperthreaded) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1087010/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs