• Graph Templates
• Выбираем шаблон графика
• Убрать Auto Scale
• Use –alt-autoscale (accepting both limits, rrdtool default)
• Rigid Boundaries Mode (–rigid)
• Upper Limit (–upper-limit) = 100

/etc/cron.daily/logrotate: error: stat of /var/log/cacti/cacti.log failed: Permission denied

chcon -t httpd_log_t /var/log/cacti/cacti.log

http://cacti.feser.ru/cacti/host.php?action=edit&id=1

Console → Data Sources → (Edit)

dnf install net-snmp

/etc/snmp/snmpd.conf

rocommunity public 192.168.0.99
rocommunity public localhost

Подробнее