Apache Log configuration log instance

LogLevel warn

// The Error Log error_log level is warning, which is the default level

LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\"" combined  

// Combined log format)

// % H host name, % L Remote Registration Name % u remote user % t time (English format)

In shell:

[root@Test230 logs]# date +"%d/%b/%Y:%T %z"[root@Test230 logs]# 16/May/2012:15:16:49 +0800

/// "% R/" indicates the status of the first line %> S of the request. % B indicates the number of bytes sent, matching the {Referer and User-Agent data headers, standard Server name for the server responding to the request

// Referer
Is the previous webpage
// User-agnet: browser type

The following is a piece of log:

192.168.169.50 - - [17/Feb/2012:10:09:13 +0800] "GET /favicon.ico HTTP/1.1" 404 288 "-" "360se"192.168.169.50 - - [17/Feb/2012:10:36:26 +0800] "GET / HTTP/1.1" 403 5043 "-" "Mozilla/5.0 (Windows NT 5.1; rv:6.0) Gecko/20100101 Firefox/6.0"192.168.169.50 - - [17/Feb/2012:10:36:26 +0800] "GET /icons/powered_by_rh.png HTTP/1.1" 200 1213 "http://192.168.55.230/" "Mozilla/5.0 (Windows NT 5.1; rv:6.0) Gecko/20100101 Firefox/6.0"192.168.169.50 - - [17/Feb/2012:10:09:10 +0800] "GET /icons/powered_by_rh.png HTTP/1.1" 200 1213 "http://192.168.55.230/" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; InfoPath.2; 360SE)"192.168.55.230 - - [24/Feb/2012:09:48:58 +0800] "GET /favicon.ico HTTP/1.1" 404 288 "-" "Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111109 CentOS/3.6-3.el5.centos Firefox/3.6.24"192.168.169.50 - - [24/Feb/2012:09:45:03 +0800] "GET /server-status HTTP/1.1" 404 290 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; InfoPath.2; 360SE)"192.168.55.230 - - [24/Feb/2012:09:49:02 +0800] "GET / HTTP/1.1" 403 5043 "-" "Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111109 CentOS/3.6-3.el5.centos Firefox/3.6.24"192.168.55.230 - - [24/Feb/2012:09:49:02 +0800] "GET /icons/apache_pb.gif HTTP/1.1" 200 2326 "http://192.168.55.230/" "Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111109 CentOS/3.6-3.el5.centos Firefox/3.6.24"192.168.55.230 - - [24/Feb/2012:09:49:02 +0800] "GET /icons/powered_by_rh.png HTTP/1.1" 200 1213 "http://192.168.55.230/" "Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111109 CentOS/3.6-3.el5.centos Firefox/3.6.24"192.168.55.230 - - [24/Feb/2012:09:49:20 +0800] "GET /server-status HTTP/1.1" 404 290 "-" "Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111109 CentOS/3.6-3.el5.centos Firefox/3.6.24"

LogFormat "%h %l %u %t \"%r\" %>s %b" common

// Common log format)

LogFormat "%{Referer}i -> %U" referer 

// URL path of the % u request
Logformat "% {User-Agent} I" Agent

CustomLog logs/access_log combinedCustomLog "|/www/apache/bin/httplog -z -b 8192 /www/apache/logs/access_%Y%m%d.log" combined

// Define the log file name format: Z is compressed using gzip,-B memory is saved 8192, mixed