CentOS Install MRTG

2. Installing Support Packages
   Yum–y install gcc perl gd libpng zlib net-snmp MRTG
   Configure SNMPD
   Edit/etc/snmp/snmpd.conf File
   Back up the snmpd.conf file and create a new blank snmpd.conf. Add the following to save
   Com2sec notconfiguser localhost public
   Group Notconfiggroup v1 Notconfiguser
   Group Notconfiggroup v2c Notconfiguser
   View SystemView included. 1.3.6.1.2.1.1
   View SystemView included. 1.3.6.1.2.1.25.1.1
   Access Notconfiggroup "" Any noauth exact none none
   View all included. 1 80
   Syslocation Unknown (edit/etc/snmp/snmpd.conf)
   Syscontact Root
4. Restart SNMPD After the modification is complete
   Service SNMPD Restart
   Chkconfig snmpd on
6. Configure MRTG
   The default MRTG configuration file is saved in the/etc/mrtg/mrtg.cfg
   We recommend that you use commands to generate mrtg.cfg templates.
   Cfgmaker [email protected]--output/etc/mrtg.cfg
8. Modify the/etc/mrtg.cfg file
   Just change the Workdir: to access the path
   such as: Workdir:/VAR/WWW/MRTG
   Mkdir/var/www/mrtg
10. Build MRTG Home
    Indexmaker/etc/mrtg/cfg >/var/www/mrtg/index.html
    Empowering: chmod 777/usr/bin/rateup
12. plot a data diagram using MRTG
    Env LANG=C/USR/BIN/MRTG/ETC/MRTG.CFG
14. Create a timed task
    */5 * * * * env LANG=C/USR/BIN/MRTG/ETC/MRTG.CFG
16. Modify/etc/httpd/conf.d/mrtg.conf (only native access is run by default)
    

    Alias/mrtg/var/www/mrtg

    <Location/mrtg>
    Order Deny,allow
    Deny from None
    Allow from all
    Allow from:: 1
    # Allow from. example.com
    </Location>

    Restart Apache Access http://your-ip/mrtg/

Reference: http://my.oschina.net/jack230230/blog/150470 (including CPU, memory monitoring)

CentOS Install MRTG