The commit to backport would be 83cd4fe, which has many more changes than just to kernel/time/tick-sched.c You can look at the complete diff at https://github.com/mirrors/linux-2.6/commit/83cd4fe
af5ab27 might also help somewhat, but I believe the other one is the major culprit. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/524281 Title: Tens of wakes per second in "[kernel scheduler] Load balancing tick" on Core 2 Duo even with only 1 core enabled -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs