On Mon, 05 Jun 2017 16:21:14 -0400, Flasherly
wrote:

I didn't hem-haw a bit when putting the operating systems on a primary
64G Samsung SSD

That's not clear. A primary drive not in any sense of a partition.
It's a 64G unit and SSD I got 3 years ago on, when prices dropped a
end of year sale (for Samsung) to $49.