Although the HZ did drop from 250 to 100 in karmic to lucid update PREEMPT has always been off in both cases, so if CONFIG_HZ=250 is not sufficient there are other issues.
** Tags added: lucid regression-potential -- unfortunate configuration makes virtualbox perform poorly https://bugs.launchpad.net/bugs/479440 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs