Finally circling back to this issue.  I've disabled debugging in DrRacket
and also done a test outside of DrRacket.  It's still slow. :(

I also tried the newer HTTP client:
https://docs.racket-lang.org/http-easy/index.html.  Like the others, it is
also slow.

I'll do some more digging.  I'm currently trying to figure out if this is a
"just me" / "just my system" problem.  So... I'd be grateful if anyone who
has written code that sends HTTP requests from Racket could chime in with:
1) I can confirm that sending HTTP requests from Racket has always been
fast for me, or 2) I too have noticed Racket HTTP requests are slow.

(Note that by "slow", I mean: takes noticeably longer than curl.)



On Tue, Jul 7, 2020 at 12:21 PM Jon Zeppieri <[email protected]> wrote:

> Hi Stephen,
>
> Your video shows you running this code in DrRacket with debugging
> enabled. That usually affects performance. Have you made measurements
> when running this code outside of DrRacket?
>
> - Jon
>
>
> On Tue, Jul 7, 2020 at 2:13 PM Stephen Foster <[email protected]>
> wrote:
> >
> > I'm considering using Racket to remake my 3D game CodeSpells.  I'm using
> http requests to have Unreal Engine and Racket talk to each other.
> >
> > When I use the http/request library, Racket fires off its GET request
> much slower than if it were to do a system call to curl.  (Same is true if
> I use simple-http, which makes me think the problem might be a deep one.)
> >
> > Here's a video to demo the issue.  Notice how, with curl, the experience
> is playable, whereas with the Racket function, there's way too much time
> between the spell landing and the effect occurring:
> >
> > https://youtu.be/jTqUFVlfBFA
> >
> > Obviously, I'd like to do things in a Rackety way.  But I'm not above
> doing things the silly way.  I'd just be grumpy about it.
> >
> > Any ideas?
> >
> >
> >
> > --
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> .
>


-- 


Stephen Foster
ThoughtSTEM Co-Founder
318-792-2035

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