On Wed, May 30, 2012 at 10:16 AM, Mike Hicks <hick0088 at tc.umn.edu> wrote:

> Or try switching to an fdisk tool that produces a GUID partition table
> (GPT), which shouldn't have problems with partitions of that size.  It
> looks like the tool for that is "gdisk", though I've never used it...

That fixed it!!  Switching from MBR to GPT was quick and painless with
gdisk, it re-wrote the partition table and now I have my partitions
persistent after reboot.

a million thanks,
Brian