# 设置selinux为disable
# 关闭防火墙
# yum install -y php php-mysql php-snmp mariadb mariadb-server
# yum install -y net-snmp net-snmp-utils
# yum install -y rrdtool rrdtool-devel rrdtool-php

下载cacti：
# wget http://www.cacti.net/downloads/cacti-0.8.8f.tar.gz
 
# tar xf cacti-0.8.8f.tar.gz -C /var/www/html/
# cd /var/www/html/
# mv cacti-0.8.8f cacti

# vim /etc/httpd/conf/httpd.conf
    <VirtualHost *:80>
    ServerName cacti
    DocumentRoot /var/www/html/cacti
    <Directory "/var/www/html/cacti">
    Options Indexes
    AllowOverride none 
    Order allow,deny
    Allow from all
    </Directory>
    ErrorLog "logs/cacti-error_log"
    CustomLog "logs/cacti-access_log" common
    </VirtualHost>
# systemctl start httpd.service
# systemctl start mariadb.service
# systemctl enable httpd.service
# systemctl enable mariadb.service

# cd /var/www/html/cacti
# mysqladmin create baoxwdb
# mysql baoxwdb < cacti.sql 
# mysql -e "grant all on baoxwdb.* to baoxw@localhost identified by 'baoxw'"
# mysqladmin flush-privileges
# mysql -u baoxw -p
Enter password: 
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 7
Server version: 5.1.73 Source distribution
 
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
 
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
 
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
 
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| baoxwdb |★
| test |
+--------------------+
3 rows in set (0.00 sec)
 
mysql> \q
Bye
编辑cacti配置文件，修改根目录：

# cd /var/www/html/cacti/include/ 
# vim config.php 
    $database_type = "mysql";
    $database_default = "baoxwdb"; #修改为自己创建的数据库★
    $database_hostname = "localhost";
    $database_username = "baoxw";
    $database_password = "baoxw";
    $database_port = "3306";
    $database_ssl = false;
    $url_path = "/";
# useradd baoxw
# cd /var/www/html/cacti
# chown -R baoxw.baoxw log rra

# date 0122203616

# timedatectl |grep "Time zone:"

# vim /etc/php.ini 
date.timezone = America/New_York

# echo '*/5 * * * * /usr/bin/php /var/www/html/cacti/poller.php &> /dev/null' > /var/spool/cron/baoxw 

# dos2unix /var/www/html/cacti/poller.php
# php /var/www/html/cacti/poller.php

# systemctl restart php-fpm.service

URL输入以下：
http://{host IP}/cacti/install/index.php
默认账号和密码都是admin，首次登陆首先需要修改密码。
“NOT FOUND”的，点击 Finish 完成安装。