Apache uses the Limit module to limit the number of IP connections

System version: centos6.3

Apache version: apache2.42 (compile-install)

1. Configure the Limit module

#wget http://dominia.org/djao/limit/mod_limitipconn-0.24.tar.bz2

Installation:

#tar JXVF mod_limitipconn-0.24.tar.bz2

#cd mod_limitipconn-0.24

#vi Makefile

Find Apxs, change it.

Apxs=/usr/local/apache2/bin/apxs

#make && make Install

Examples of global variables:

< Ifmodule mod_limitipconn.c >

< Location/> # All Virtual Host/directory

Maxconnperip 3 # Only 3 concurrent connections per IP allowed

Noiplimit image/* # Don't make IP restrictions on pictures

</location >

< Location/mp3 > #/mp3 directory for all hosts

Maxconnperip 1 # Only one connection request per IP allowed

Onlyiplimit audio/mpeg Video # This limit is only for videos and audio format files

</location >

</ifmodule >

# vi/usr/local/apache2/conf/httpd.conf

--------------------

Extendedstatus on

LoadModule Limitipconn_module modules/mod_limitipconn.so

<ifmodule mod_limitipconn.c>

<location/>

Maxconnperip 6

Noiplimit image/*

</Location>

</IfModule>

-------------------

2, the configuration Webbench the website to carry on the pressure test:

#wget http://blog.s135.com/soft/linux/webbench/webbench-1.5.tar.gz

#tar ZXVF webbench-1.5.tar.gz

#cd webbench-1.5

#make && make Install

3. Use:

Webbench-c 500-t HTTP://127.0.0.1/

Parameter Description:-C Indicates the number of concurrent,-T represents time (seconds)

4. Sample test results:

Webbench-simple Web Benchmark 1.5

Copyright (c) Radim Kolar 1997-2004, GPL Open Source Software.

Benchmarking:get HTTP://127.0.0.1/

Clients, running Sec.

speed=3230 pages/min, 11614212 bytes/sec.

requests:1615 susceed, 0 failed.

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