HOW To Install and configure Cacti v1 2 22 on ubuntu 22 04
How to setup cati v1.2.22 on ubuntu 22.04
Cati is a collects network bandwidth untilization and monitor the network traffic
router
switch
They using SNMP protocol to polling
1. update system packages
sudo apt update && sudo apt upgrade -y
2. Install PHP and some modules need
sudo apt install libapache2-mod-php php-mysql php-xml php-gd php-snmp php-json php-intl php-mbstring php-ldap php-gmp -y
we will change some configuration on our PHP.ini both apache2 and cli
vi /etc/php/*/apache2/php.ini
vi /etc/php/*/cli/php.ini
date.timezone = Asia/phnom_penh
memory_limit = 512M
max_execution_time = 60
3. Configure Apache webserver
vi /etc/apache2/sites-available/cacti.conf
Alias /cacti /var/www/html/cacti
systemctl reload apache2
sudo a2ensite cacti
sudo systemctl restart apache2
sudo systemctl enable apache2
4. Install and configure MariaDB Server
sudo apt install mariadb-server -y
vi /etc/mysql/mariadb.conf.d/50-server.cnf
Comment out the following lines
collation-server = utf8mb4_general_ci
character-set-server=utf8mb4
Then add the lines;
innodb_file_format=Barracuda
innodb_large_prefix=1
collation-server=utf8mb4_unicode_ci
character-set-server=utf8mb4
innodb_doublewrite=OFF
max_heap_table_size=128M
tmp_table_size=128M
join_buffer_size=128M
innodb_buffer_pool_size=1G
innodb_flush_log_at_timeout=3
innodb_read_io_threads=32
innodb_write_io_threads=16
innodb_io_capacity=5000
innodb_io_capacity_max=10000
innodb_buffer_pool_instances=9
sudo systemctl restart mariadb
5. Create Cacti Database
sudo mysql -u root -p
CREATE DATABASE cacti;
GRANT ALL PRIVILEGES ON cacti.* TO 'helptech'@'localhost' IDENTIFIED BY 'helptech2022';
FLUSH PRIVILEGES;
EXIT;
import timezone data to the mySQL database
login to database again
sudo mysql -u root -p
GRANT SELECT ON mysql.time_zone_name TO helptech@localhost;
FLUSH PRIVILEGES;
EXIT;
6. Install and configure SNMP
sudo apt install snmp snmpd snmp-mibs-downloader rrdtool
edit configure
vi /etc/snmp/snmp.conf
Remove the comment from
mibs
sudo systemctl restart snmpd
7. Install Cacti on Ubuntu 22.04
wget https://www.cacti.net/downloads/cacti...
sudo tar -zxvf cacti-latest.tar.gz
sudo mv cacti-1* /var/www/html/cacti
Move the extracted folder to /var/www/html/cacti directory
let import default cacti database to the our
new create cacti database
we don't found file cacti.sql on folder opt
so let download cacti.sql
we saw cacti.sql on directory
/var/www/html/cacti/cacti.sql
we download and extra and move to var directory
we i think we can using this
update username passsword to config.php
vi /var/www/html/cacti/include/config.php
Create a file for logging
sudo touch /var/www/html/cacti/log/cacti.log
Grant the cacti directory read and write permissions and ownership:
sudo chown -R www-data:www-data /var/www/html/cacti/
sudo chmod -R 775 /var/www/html/cacti/
add the entry below so that cacti for polling after an interval
of 5 minues
restart service apache2
8. Start and setup Cacti website
http://10.20.17.13/cacti
Log in using admin as your username and password and click login.
username: admin
password: admin
we need to install PHP required so let me check now
we try to reinstall
apt install php-cli
sudo -u www-data php -q /path/to/cacti/install/cli_check.php extensions
sudo apt install libapache2-mod-php
for this error we just go to
vi /etc/php/8.1/apache2/php.ini
look the message error Web - No ( Installed )
so we go to open extension on apache2 php.ini and enable the extension that they need.
service apache2 reload
Now we can see real-time graph so the graph will generate soon.
