I think you will find this image pretty enlightening, I can pretty consistently cause this lockup with the paypal virtual terminal(paypal.com/vt), although that is not the only website that has caused the lockup:
** Attachment added: "chromium task manager...no memory used?" https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1642413/+attachment/4794997/+files/Screenshot%20at%202016-12-21%2019-11-59.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1642413 Title: Chromium uses ~100% of all cores, locks up, and does not exit correctly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1642413/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
