[Original] Introduction to the use of AB stress testing tools in Apache

[Original] Introduction to the use of AB stress testing tools in Apache

 

 

Apache Official Website: http://httpd.apache.org/download.cgi

Download installed version: Windows Version httpd-2.2.19-win32-x86-no_ssl.msi

1Installation steps:

1. Use the default installation method. Next, click Next.

2. After the test is completed, enter "http: // localhost/" in the browser or "http: // 127.0.0.1/" in the browser. If you can browse, see:

 

2 ABTool introduction,

If you use the default installation method, the default AB in windows should be installed in:

C: \ Program Files \ Apache Software Foundation \ apache2.2 \ bin, as shown in:

 

 

Next, let's start our tour of using AB!

Switch to the doscommand and enter the following content to query the help information of AB.

C: \ Program Files \ Apache Software Foundation \ apache2.2 \ bin> AB-hlep

Usage: AB [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 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)

From the Help content above, we can understand that we can use AB to perform stress tests on the website by using the following methods:

 

C: \ Program Files \ Apache Software Foundation \ apache2.2 \ bin> AB-N 10-C 10 HTTP

Www.cnblogs.com/mayingbao

This is apachetings, 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/

// The above information indicates Apache copyright information

 

Benchmarking www.cnblogs.com (Be patient)... Done

 

 

Server Software: Microsoft-Microsoft IIS/7.5

// What is the requested website server software?

Server Hostname: www.cnblogs.com

// The requested website Domain Name

Server port: 80

// The requested website port number

Document path:/mayingbao

// Requested website path

Document length: 48303 bytes

// Request the page size of the website

 

Concurrency level: 10

// Concurrency

Time taken for tests: 2.890 seconds

// Time consumed by requesting the website (total time)

Complete requests: 10

// The total number of requested websites

Failed requests: 0

// Number of failed requests to the website

 

Write errors: 0

 

Total transferred: 486420 bytes

// Total transfer size

 

HTML transferred: 483030 bytes

// Indicates the total transfer size of the requested website

Requests per secondd: 3.46 [#/sec] (mean)

// Number of requests per second (average)

 

Time per request: 2890.310 [MS] (mean)

// Time consumed by all concurrent requests

 

Time per request: 289.031 [MS] (mean, internal SS all concurrent requests)

// The time consumed by each concurrency

 

 

Transfer Rate: 164.35 [Kbytes/sec] canceled ed

// Network transmission rate

 

Connection times (MS)

// Connection time

Min mean [+/-SD] median Max

Connect: 0 4 7.2 0 15

// Network connection status

Processing: 105 728 773.3 524 2830

// Network processing status

Waiting: 75 413 841.9 150 2800

// Network waiting status

Total: 120 732 770.8 524

/// The time spent on the connection status of each website

 

Percentage of the requests served within a certain time (MS)

50% 524

66% 644

75% 659

80% 943

90% 2830

95% 2830

98% 2830

99% 2830

100% 2830 (longest request)

// The response time of the requested website is calculated by percentage.