I suspect it had subscribed to changes to the $HOME directory for some
reason.


On Tue, Oct 30, 2018 at 12:58 PM Michael Albinus <michael.albinus@gmx.de>
wrote:

> 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.
>