To add additional information abut the BIOS changes: The setting is named: Memory Frequency Limiter. Possible Values are AUTO, 1067, 1600, 1867 .. up to 2667
I used 1067 to solve the problem. I will test other values the next weeks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1137817 Title: [ivb] [WORTMANN TERRA MOBILE ULTRABOOK 1450 II] System freeze after high memory usage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1137817/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs