After reading this post I looked at some of the web sites. One that you might be interested in is
https://www.natcheztracetravel.com/motorcycling-the-trace.html
This web site gives 10 Reasons to Motorcycle the Natchez Trace Parkway
1 - Commercial traffic is prohibited.
2 - Traffic is generally very light except around Tupelo and Jackson.
3 - No stop signs or stop lights. Access on and off the Trace is via on/off ramps which means no need to worry about cross traffic.
4 - The parkway is clean and smooth. One motorcyclist said it was "like riding on a cloud".
5 - Scenery is awesome. Instead of utility poles and buildings, the Trace is lined with forests, farmland, creeks and beautiful vistas.
6 - All along the Trace, historic and scenic attractions offer interesting breaks and rest stops.
7 - Restroom facilities on the Trace are available about every thirty miles.
8 - Contrary to popular belief, there are gas stations, markets and restaurants near the Trace.
9 - Numerous side roads take you past antebellum and victorian homes, sunken roads, civil war battlefields and southern towns.
10 - There are many "motorcycle friendly" B&Bs, Guest Houses
There gas stations and eating spots just off the Natchez. Also 3 campgrounds (primitive) that you could use.