It's just happened again. I ran strace on it and it seems like it's in a loop doing this:
futex(0x1184820, FUTEX_WAIT_PRIVATE, 2, NULL) = 0 futex(0x1184820, FUTEX_WAIT_PRIVATE, 2, NULL) = 0 futex(0x1184820, FUTEX_WAIT_PRIVATE, 2, NULL) = 0 futex(0x1184820, FUTEX_WAIT_PRIVATE, 2, NULL) = 0 futex(0x1184820, FUTEX_WAIT_PRIVATE, 2, NULL) = 0 futex(0x1184820, FUTEX_WAIT_PRIVATE, 2, NULL) = 0 etc. and occasionally I see: futex(0x1184820, FUTEX_WAKE_PRIVATE, 1) = 0 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-settings-daemon in Ubuntu. https://bugs.launchpad.net/bugs/969359 Title: gnome-settings-daemon consumes 100% cpu To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/969359/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs