02 Munin

Munin はシンプルなシステムの監視とパフォーマンスデータの可視化を提供するツールです。

dnf install epel-release

dnf install munin munin-node

[localhost]
    address 127.0.0.1
    use_node_name yes
[Node1]
    address 192.168.0.10
    use_node_name yes

systemctl enable --now munin-node

このmunin-cronでデータを集めます。

*/5 * * * * munin /usr/bin/munin-cron

dnf install httpd
systemctl enable --now httpd

Alias /munin /var/www/html/munin
<Directory /var/www/html/munin>
    Options None
    Require all granted
</Directory>

systemctl restart httpd

telnet 192.168.0.10 4949
# munin node at hogehoge.com

list
apache_accesses apache_processes apache_volume cpu df df_inode entropy forks fw_conntrack fw_forwarded_local fw_packets if_ens3 if_ens4 if_ens5 interrupts irqstats load memory open_files open_inodes postfix_mailqueue postfix_mailvolume proc_pri processes swap threads uptime users vmstat

fetch apache_accesses
accesses80.value 37929933