Julia

#!/usr/local/bin/julia
using HTTP
using HTTP.Messages
using Random
using Logging
using Sockets
LogLevel(Logging.Warn)
if length(ARGS)<2
 println("Missing arguments : Usage 'random_url_server.jl port nbImages'")
 exit();
end
port=parse(Int64,ARGS[1])
nbImg=parse(Int64,ARGS[2])+1
HTTP.listen(Sockets.localhost,port) do http::HTTP.Stream
 if uri(http.message)=="/"
 HTTP.setstatus(http, 307) # Temporary Redirect
 HTTP.setheader(http, "Location" => string("https://avatar.spacefox.fr/Renard-",rand(1:nbImg),".png"))
 HTTP.startwrite(http)
 end
end

C'est un langage réputé performant. Par contre il se "compile" au premier appel alors j'ai fais un premier appel avant le test.

ab -n 100000 -c 10 http://localhost:3000/
This is ApacheBench, Version 2.3 <$Revision: 1843412 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/
Benchmarking localhost (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Completed 100000 requests
Finished 100000 requests
Server Software: 
Server Hostname: localhost
Server Port: 3000
Document Path: /
Document Length: 0 bytes
Concurrency Level: 10
Time taken for tests: 16.392 seconds
Complete requests: 100000
Failed requests: 0
Non-2xx responses: 100000
Total transferred: 8657325 bytes
HTML transferred: 0 bytes
Requests per second: 6100.53 [#/sec] (mean)
Time per request: 1.639 [ms] (mean)
Time per request: 0.164 [ms] (mean, across all concurrent requests)
Transfer rate: 515.76 [Kbytes/sec] received
Connection Times (ms)
 min mean[+/-sd] median max
Connect: 0 0 0.1 0 4
Processing: 0 2 1.1 1 76
Waiting: 0 1 1.1 1 76
Total: 1 2 1.1 1 76
Percentage of the requests served within a certain time (ms)
 50% 1
 66% 2
 75% 2
 80% 2
 90% 2
 95% 2
 98% 3
 99% 4
 100% 76 (longest request)

Sous licence Creative common. Lisez, copiez, modifiez faites en ce que vous voulez.