ab - Apache HTTP服务器基准测试工具

1.简介#

HTTP服务器基准测试工具

2.摘要#

1
2
3
4
5
6
ab [ -A auth-username:password ] [ -c concurrency ] [ -C cookie-name=value ] [ -d ]
    [ -e csv-file ] [ -g gnuplot-file ] [ -h ] [ -H custom-header ] [ -i ] [ -k ]
    [ -n requests ] [ -p POST-file ] [ -P proxy-auth-username:password ] [ -q ]
    [ -s ] [ -S ] [ -t timelimit ] [ -T content-type ] [ -v verbosity] [ -V ]
    [ -w ] [ -x <table>-attributes ] [ -X proxy[:port] ] [ -y <tr>-attributes ]
    [ -z <td>-attributes ] [http://]hostname[:port]/path

3.选项#

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
-A auth-username:password
    Http Basic认证
-c concurrency
    并发数，默认1
-C cookie-name=value
    添加一个Cookie，示例 -C 'XSESSIONID=aaaa;key2=bbbb'
-d
    不要显示"Percentage of the requests served within a certain time (ms)"这个表格（遗留支持）
-e csv-file
    输入csv文件
-g gnuplot-file
    输出gnuplot文件
-h
    显示帮助信息
-H custom-header
    添加头部，示例 -H "Accept-Encoding: zip/zop;8bit"
-i
    发送HEAD请求
-k
    开启http KeepAlive特性，默认关闭
-n requests
    请求数，默认1
-p POST-file
    指定数据文件并发送POST请求
-P proxy-auth-username:password
    代理
-q
    不显示执行百分比信息
-s
    https相关，该特性为实验性，一般不会用到
-S
    不显示中位数和标准偏差值，还有不显示其他的一些值。默认仅显示最小值/平均值/最大值（遗留支持）
-t timelimit
    基准测试的最大时间（秒）
-T content-type
    为POST数据指定Content-Type头部
-v verbosity
    设置详情级别，详细程度从4到2递减
-V
    显示版本号
-w
    打印输出结果为HTML表格（源码）
-x <table>-attributes
    String to use as attributes for <table>. Attributes are inserted <table here >.
    设置<table>属性，示例 -x bgcolor=blue => <table bgcolor=blue>
-X proxy[:port]
    为请求设置一个代理服务器
-y <tr>-attributes
    设置<tr>属性
-z <td>-attributes
    设置<td>属性

不同版本参数不完全相同，具体见版本的帮助文档 ab -h

4.示例#

1
# ab -n 100 -c 10 'https://publib.boulder.ibm.com/httpserv/manual70/programs/ab.html'
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
This is ApacheBench, Version 2.3 <$Revision: 1430300 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking publib.boulder.ibm.com (be patient).....done


Server Software:        
Server Hostname:        publib.boulder.ibm.com
Server Port:            443
SSL/TLS Protocol:       TLSv1.2,ECDHE-RSA-AES128-GCM-SHA256,4096,128

Document Path:          /httpserv/manual70/programs/ab.html
Document Length:        10193 bytes

Concurrency Level:      10
Time taken for tests:   17.458 seconds
Complete requests:      100
Failed requests:        0
Write errors:           0
Total transferred:      1045400 bytes
HTML transferred:       1019300 bytes
Requests per second:    5.73 [#/sec] (mean)
Time per request:       1745.789 [ms] (mean)
Time per request:       174.579 [ms] (mean, across all concurrent requests)
Transfer rate:          58.48 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:      695  951 198.0    925    1629
Processing:   454  582  57.3    596     693
Waiting:      228  293  30.9    298     368
Total:       1152 1533 233.7   1526    2267

Percentage of the requests served within a certain time (ms)
  50%   1526
  66%   1558
  75%   1594
  80%   1614
  90%   1652
  95%   2222
  98%   2267
  99%   2267
 100%   2267 (longest request)

5.资料#