I observe substantial lag under heavy I/O (in my case I was unzipping a multigigabyte archive) with the deadline scheduler. Manually switching to the cfq scheduler improved responsiveness and eliminated the lag. Perhaps cfq is a better choice for the desktop version?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1008400 Title: Ubuntu server uses CFQ scheduler instead of deadline To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1008400/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs