Apache Benchmark: un outil de benchmark web simple¶

C:\Program Files\Apache Software Foundation\Apache2.2\bin>ab.exe -h
Usage: ab.exe [options] [http://]hostname[:port]/path
Options are:
    -n requests     Number of requests to perform
    -c concurrency  Number of multiple requests to make
    -t timelimit    Seconds to max. wait for responses
    -b windowsize   Size of TCP send/receive buffer, in bytes
    -p postfile     File containing data to POST. Remember also to set -T
    -u putfile      File containing data to PUT. Remember also to set -T
    -T content-type Content-type header for POSTing, eg.
                    'application/x-www-form-urlencoded'
                    Default is 'text/plain'
    -v verbosity    How much troubleshooting info to print
    -w              Print out results in HTML tables
    -i              Use HEAD instead of GET
    -x attributes   String to insert as table attributes
    -y attributes   String to insert as tr attributes
    -z attributes   String to insert as td or th attributes
    -C attribute    Add cookie, eg. 'Apache=1234. (repeatable)
    -H attribute    Add Arbitrary header line, eg. 'Accept-Encoding: gzip'
                    Inserted after all normal header lines. (repeatable)
    -A attribute    Add Basic WWW Authentication, the attributes
                    are a colon separated username and password.
    -P attribute    Add Basic Proxy Authentication, the attributes
                    are a colon separated username and password.
    -X proxy:port   Proxyserver and port number to use
    -V              Print version number and exit
    -k              Use HTTP KeepAlive feature
    -d              Do not show percentiles served table.
    -S              Do not show confidence estimators and warnings.
    -g filename     Output collected data to gnuplot format file.
    -e filename     Output CSV file with percentages served
    -r              Don't exit on socket receive errors.
    -h              Display usage information (this message)

C:\Program Files\Apache Software Foundation\Apache2.2\bin>ab.exe -t 30 -c 5 http://test1.fr/index.html
This is ApacheBench, Version 2.3 <$Revision: 655654 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking test1.fr (be patient)
Completed 5000 requests
Finished 7342 requests


Server Software:        Apache/2.2.22
Server Hostname:        test1.fr
Server Port:            80

Document Path:          /index.html
Document Length:        39 bytes

Concurrency Level:      5
Time taken for tests:   30.003 seconds
Complete requests:      7342
Failed requests:        0
Write errors:           0
Total transferred:      2386150 bytes
HTML transferred:       286338 bytes
Requests per second:    244.71 [#/sec] (mean)
Time per request:       20.432 [ms] (mean)
Time per request:       4.086 [ms] (mean, across all concurrent requests)
Transfer rate:          77.67 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        1    3   0.5      3       8
Processing:    13   18   1.2     18      30
Waiting:        2   10   4.6     11      23
Total:         15   20   1.3     20      33

Percentage of the requests served within a certain time (ms)
  50%     20
  66%     21
  75%     21
  80%     21
  90%     21
  95%     22
  98%     23
  99%     24
 100%     33 (longest request)