bug#37321: 27.0.50; Excessive gc in a use case (el-search)

[Michael Heerdegen]

Eli Zaretskii <eliz@gnu.org> writes:

> > From: Michael Heerdegen <michael_heerdegen@web.de>
> > Date: Thu, 26 Sep 2019 13:42:02 +0200
> > Cc: 37321@debbugs.gnu.org
> >
> > > That is, if you are observing significantly better performance with
> > > gc-cons-percentage set to 0.8, shouldn't we set it to be that value by
> > > default in Emacs?
> >
> > Good question.  Could it have downsides (I guess garbage collection
> > would happen less often but take longer then so one could get noticeable
> > interrupts)?
>
> Using 0.8 means we won't GC before we cons 80% of the heap, which
> sounds too high.

I've now had it set to 0.8 in my init file all the time and Emacs
behaved ok afaict.  So, do you want to try to increase some gc value in
Emacs master now?

Regards,

Michael.