Gathering statistics on download speeds using curl httpd wtih mod_ratelimit

curl_write-out_fmt

%{url_effective},%{size_download},%{time_total},%{speed_download}\n

dlclient.sh

#!/bin/sh
NBR_OF_DOWNLOADS=100
RATES=(0 700 600 500 450 400 350 300 250 200 150 100 50 45 40 35 30 25 20 15 10)
FILES=(A.zip B.zip C.zip)
for f in "${FILES[@]}"
do
  for i in $(seq 1 $NBR_OF_DOWNLOADS)
  do
    for rate in "${RATES[@]}"
    do
      curl -s -o /dev/null -w @curl_write-out_fmt http://localhost/files/$rate/$f >> dllog_$rate.csv	
    done
  done
done

download.conf

LoadModule ratelimit_module modules/mod_ratelimit.so

# Could use a single dynamic location if runnign 2.4.8+ http://httpd.apache.org/docs/2.4/mod/core.html#locationmatch
<Location /files/10>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 10
</Location>
<Location /files/15>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 15
</Location>
<Location /files/20>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 20
</Location>
<Location /files/25>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 25
</Location>
<Location /files/30>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 30
</Location>
<Location /files/35>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 35
</Location>
<Location /files/40>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 40
</Location>
<Location /files/50>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 50
</Location>
<Location /files/100>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 100
</Location>
<Location /files/150>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 150
</Location>
<Location /files/200>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 200
</Location>
<Location /files/250>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 250
</Location>
<Location /files/300>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 300
</Location>
<Location /files/350>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 350
</Location>
<Location /files/400>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 400
</Location>
<Location /files/450>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 450
</Location>
<Location /files/500>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 500
</Location>
<Location /files/600>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 600
</Location>
<Location /files/700>
    SetOutputFilter RATE_LIMIT
    SetEnv rate-limit 700
</Location>

AliasMatch ^/files/(\d+)/(.*) /var/www/files/$2