While Firefox is not at fault, it is the most likely to suffer this default configuration problem - which I have not encountered after about 100 installations of Ubuntu over many years.
Perhaps the default swap file of 1GB should be increased in size in 4GB RAM systems. I am not an expert by any measure, but an opportunity exists to improve the default install. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1798011 Title: HDD thrashing. System locks all input devices. Hard boot required to regain control. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1798011/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs