What's the best way to recover when Ubuntu Mate freezes?

[ouroumov]

@Mechanizoid

It was an apparently random freeze, and two other 11e's have been running Ubuntu Mate 16.04 LTS without issue

Some 11e laptops are using Intel Bay Trail processors. You might be affected by point #3 on this thread:

Ubuntu MATE 16.04 LTS - Common Problems, Known Bugs, Workarounds

Common problems affecting Ubuntu MATE 16.04 LTS Those problems also affect all Ubuntu 16.04 flavors (Xubuntu, Lubuntu, Standard Ubuntu, etc…) Mate bug reports can be found at Launchpad and Github. Note: this post is now a Wiki. [#1] - gvfsd-smb Fix for this issue was released. [#2] - nm-applet (Wi-Fi) If your home router has a long, random password you might encounter a problem when trying to connect to your WiFi. This is because of Bug #767321 : There is a 20 second silent timeout …