CentOS6 64bit: install munin server and node by using EPEL repository

referred to http://www.rackspace.com/knowledge_center/article/how-to-install-munin-monitoring-systems

munin-server: 192.168.122.223

munin-node: 192.168.122.200

[ munin server ]

# wget http://ftp-srv2.kddilabs.jp/Linux/distributions/fedora/epel/6/x86_64/epel-release-6-8.noarch.rpm # rpm -ivh epel-release-6-8.noarch.rpm # yum update # yum install munin

config

[root@localhost munin]# pwd /etc/munin [root@localhost munin]# ls conf.d          munin-node.conf  node.d         plugins  templates munin-htpasswd  munin.conf       plugin-conf.d  static # egrep -v ^# munin.conf | egrep -v ^$ dbdir   /var/lib/munin htmldir /var/www/html/munin logdir /var/log/munin rundir  /var/run/munin includedir /etc/munin/conf.d graph_strategy cron cgiurl_graph /munin-cgi/munin-cgi-graph html_strategy cron [localhost]    address 127.0.0.1    use_node_name yes [node1]    address 192.168.122.200    use_node_name yes +fork no # chown -R munin.munin /var/www/html/munin

# /etc/init.d/munin-node start Starting Munin Node: [  OK  ]

to view statistics over HTTP

# yum install httpd # htpasswd -c /etc/munin/munin-htpasswd hattori New password: Re-type new password: Adding password for user hattori # apachectl start

the munin-server and munin-nodes use TCP4949 for its communication.

cron job for munin are executed every 5 minutes.

[root@localhost cron.d]# pwd /etc/cron.d [root@localhost cron.d]# cat munin # # cron-jobs for munin # MAILTO=root */5 * * * *     munin test -x /usr/bin/munin-cron && /usr/bin/munin-cron

[ munin node ]

install munin-node

# wget http://ftp-srv2.kddilabs.jp/Linux/distributions/fedora/epel/6/x86_64/epel-release-6-8.noarch.rpm # rpm -ivh epel-release-6-8.noarch.rpm # yum install munin-node -y

config

allow access from the munin-server

egrep -v ^# munin-node.conf | grep -v ^$ log_level 4 log_file /var/log/munin-node/munin-node.log pid_file /var/run/munin/munin-node.pid background 1 setsid 1 user root group root ignore_file [\#~]$ ignore_file DEADJOE$ ignore_file \.bak$ ignore_file %$ ignore_file \.dpkg-(tmp|new|old|dist)$ ignore_file \.rpm(save|new)$ ignore_file \.pod$ allow ^127\.0\.0\.1$ allow ^::1$ allow ^192\.168\.122\.223$ host * port 4949

# /etc/init.d/munin-node start Starting Munin Node: [  OK  ]

[ access to the munin-server]

http:// munin server IP/munin