Cacti Learning Note one: Basic installation and configuration

1. Installing dependent Packages

Yum install net-snmp-devel mysql mysql-devel openssl-devel libtool

2. Installing RRDtool

Yum Install RRDtool

3. Install SNMP

Yum Install Net-snmp net-snmp-utils

4. Install lamp

Yum install httpd mysql-server php php-mysql service httpd startservice mysql start

5. Installing cacti

Download:wgethttp//www.cacti.net/downloads/cacti-0.8.8h.tar.gz   TarXF cacti-0.8.8h.Tar. GZ Create account: Useradd-m cactipasswdCacti Initializing database: Create user'Cacti'@'localhost'Identified by'Cacti';   Create database cacti; Grant all on cacti.* To'Cacti'@'localhost'; CD Cacti-0.8. 8h MySQL-uroot-p Cacti <Cacti.sql If there is no password, go directly to create the RRD account Useradd CactiuserMVcacti-0.8.8h/var/www/html/Cacti CD/var/www/html/CactiChown-R cactiuser RRA log*/5* * * * * root/usr/bin/php/var/www/html/cacti/poller.php >/dev/NULLJoin/etc/crontab occurrence of time security issues, modify PHP.iniDate. TimeZone = Asia/shanghai Remove Comment disease modification

6. Configure cacti

vim/var/www/html/cacti/include/Config.php$database_type="MySQL"; $database _default="Cacti"; $database _hostname="localhost"; $database _username="Cacti"; $database _password="Cacti"; $database _port="3306"; $database _ssl=false;

7. Increased spine, optimized polling

wgethttp//www.cacti.net/downloads/spine/cacti-spine-0.8.8a.tar.gzTar-XVF cacti-spine-0.8.8a.Tar. GZCD Cacti-spine-0.8. 8a./Configure Make&& Make Install    CP/usr/local/spine/etc/spine.conf.dist/usr/local/spine/etc/Spine.confvim/usr/local/spine/etc/spine.conf db_host localhost db_database cacti db_user cacti b_pass cacti Db_po RT3306Db_preg0
Whether the test and database can communicate

Configuring cacti with spine polling

View Logs

Tail-f/var/www/html/cacti/log/cacti.log

Polling method changed from cmd.php to spine

Problems

No data:         -f/var/www/html/cacti/log/Cacti.log If the log appears every 5 minutes, if the scheduled task is not checked if crontab is not supported        , use the script cat /root/ Shell/foreach_cacti. SH          #!/bin/bash        (whiletrue;          do            /usr/bin/php/var/www/html/cacti/poller.php >/dev/null;             Sleep  - ;         done) &

Cacti Learning Note one: Basic installation and configuration