This seems to be due to overlay-scrollbar. If you run it like: LIBOVERLAY_SCROLLBAR=0 picard it works fine.
** Summary changed: - on creating main window X gets unusable, memory consumption gets overly high, high I/O-Load + Picard freezes X when overlay scrollbars are enabled ** Package changed: python-qt4 (Ubuntu) => overlay-scrollbar (Ubuntu) ** Package changed: xserver-xorg-video-intel (Ubuntu) => ayatana- scrollbar -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1051231 Title: Picard freezes X when overlay scrollbars are enabled To manage notifications about this bug go to: https://bugs.launchpad.net/ayatana-scrollbar/+bug/1051231/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp