ok this is definitely firefox' fault...i get it while opening/closing tabs... the issue is still present with -4 kernel update
-- ata problems slow down system https://bugs.launchpad.net/bugs/272835 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