On Mon, Jun 18, 2018 at 09:30:22AM -0500, Michael Hennebry wrote:
I'm running KDE on C7, so why would I have a gnome-shell process spending rather a lot of its time in D mode?
Are you running GDM? The GDM login screen runs a gnome-shell as part of the login interface.
Not sure why it's in the D state (uninterruptible sleep) but that's most likely the source of the process.