Subject: bug#18522: 24.4.50; mapcar is very slow

From: Peter Münster <[email-masked]>
Date: Wed, 24 Feb 2016 11:25:10 +0100

On Tue, Feb 23 2016, Eli Zaretskii wrote:

> We need to time that loop to be sure.  Can you do that with 'perf', 

How please?

> or add a call to gettimeofday before and after, and see how much time
> it takes as the list of buffers grows?

Then, I would need to restart emacs. If it's possible to measure the
time without restarting it, that would be better.

-- 
           Peter