Subject: bug#49836: Support ripgrep in semantic-symref-tool-grep

From: Eli Zaretskii <[email-masked]>
Date: Sat, 18 Sep 2021 17:25:06 +0300

> From: Mattias Engdegård <[email-masked]>
> Date: Sat, 18 Sep 2021 16:18:54 +0200
> Cc: [email-masked], [email-masked], [email-masked], [email-masked]
> 
> > The sub-process communications infrastructure, of course.
> 
> Yes, very likely, but also post-processing the output from the search process (matching, sorting, etc) and preparing it for display. It would be interesting to see a break-down and to see what if anything can be down to make to go faster.

You could build Emacs with profiling and run that, I guess.

And on GNU/Linux, there's Perf.