Re: On elisp running native

[Eli Zaretskii]

> From: yyoncho <address@hidden>
> Date: Tue, 25 Feb 2020 08:14:02 +0200
> Cc: Eli Zaretskii <address@hidden>, Stefan Monnier <address@hidden>,
>  emacs-devel <address@hidden>
> 
> I did benchmarks of json parsing here it is what I get:
> 
>   | test         | non-gc avg (s) | gc avg (s) | gcs avg | tot avg (s) | tot 
> avg err (s) |
>   
> |--------------+----------------+------------+---------+-------------+-----------------|
>   | json-parsing |           2.57 |       3.32 |     318 |        5.89 |      
>       0.10 |
>   
> |--------------+----------------+------------+---------+-------------+-----------------|
>   | total        |           2.57 |       3.32 |     318 |        5.89 |      
>       0.10 |
> 
> Native:
> 
>   | test         | non-gc avg (s) | gc avg (s) | gcs avg | tot avg (s) | tot 
> avg err (s) |
>   
> |--------------+----------------+------------+---------+-------------+-----------------|
>   | json-parsing |           1.71 |       4.31 |     343 |        6.02 |      
>       0.01 |
>   
> |--------------+----------------+------------+---------+-------------+-----------------|
>   | total        |           1.71 |       4.31 |     343 |        6.02 |      
>       0.01 |
> 
> It looks like this is bellow the average speedup you might wanna take a look:

I think this might be expected, since most of the heavy processing in
this benchmark is in C, and thus not affected by the compiling Lisp
into native machine code.