Justin Van Winkle <justin.vanwinkle@gmail.com> writes:

Hi Justin,

> To clarify, I was not writing to a file that was open in emacs.  In
> fact, emacs would use 100% cpu even with no files opened, so long as
> global-auto-revert-mode was activated.

File notifications work on directory level.

Hmm, my suspicion that Emacs was reverting buffers seems to be
wrong. First, I will try to reproduce your problem, before proposing changes.

Best regards, Michael.