More follow up on this. My laptop running Ubuntu 17.10 is used as the server at home, client at work. After rolling back to 1.8 on both the laptop and a Win7 desktop at home it's been working great there. Was still having issues with a Ubuntu 16.04 desktop as the server at work. Over the weekend I was debugging a separate issue with the laptop -- closing the lid would power off the machine. Lots of people have power management issues with Ubuntu and laptops and the supposed fixes are all over the place -- from editing grub to changing the video drivers. In my case I finally determined that it