bug#22814: 25.0.91; Emacs runs out of file descriptors on OS X

[Eli Zaretskii]

> From: David Caldwell <david@porkrind.org>
> Date: Thu, 25 Feb 2016 22:18:13 -0800
> 
> I have a large emacs desktop file (600+ buffers at the moment). Emacs
> 24.5 would open all the buffers just fine, but 25.0.91 (and 90)
> apparently don't close the file after reading the buffer (or maybe it's
> part of the new kqueue stuff?). By default OS X limits the number of
> file descriptors per process to 256. So trying to open my large desktop
> file gets it into a stuck state where it cannot open any more files
> after it loads the first 240ish buffers.
> 
> This seems to me like a regression from 24.5 to 25.1.

Do you have global auto-revert turned on?  Or just auto-revert, but in
many buffers?

More generally, if you start "emacs -Q" and then visit all those
files, does that run into the same problem after 240-something files?

Thanks.