Re: Emacs HTTP libraries [was: Re: How to contribute new package to GNU ELPA?]

[Philip K.]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Arthur Miller <arthur.miller@live.com>
>> Date: Mon, 21 Dec 2020 18:41:02 +0100
>> Cc: adam@alphapapa.net, "Philip K." <philipk@posteo.net>, rms@gnu.org,
>>  emacs-devel@gnu.org
>> 
>> Eli Zaretskii <eliz@gnu.org> writes:
>> 
>> > Before this is taken as an indication that using one of these
>> > libraries will automagically make Emacs as fast as the applications
>> > like curl, we should carefully profile url.el and find out which
>> > part(s) of it cause the slowness.  Because it could well be that what
>> > makes url.el slow will also make Emacs using libcurl slow.
>> 
>> Maybe this library can be of help while testing/profiling
>
> We have a built-in profiler in Emacs.

In that case, gnutls-negotiate seems to be the most suspicious function,
using over 50%-60% of the CPU time, at least on my machine. This also
makes sense, as TLS sites seem to take longer to load than regular,
non-encrypted ones.

-- 
        Philip K.