bug#895: slow processing of process output

[Eli Zaretskii]

> Cc: 895@debbugs.gnu.org
> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Fri, 8 Jan 2016 13:07:22 +0300
> 
> On 01/08/2016 12:30 PM, Eli Zaretskii wrote:
> 
> > Would someone please try reproducing this on GNU or Unix system?
> 
> Looks fixed:
> 
> With warm cache, the original commands takes 4 seconds in Emacs, also 4 
> seconds in my shell (fish inside terminator), and produces the output of 
> 17000 lines.
> 
> It's still <1 second when redirected to a file, but that's to be 
> expected, I think.

Thanks.