munin: fixing ‘Can’t locate object method “new” via package “LWP::UserAgent” ‘

If you get next message Can’t locate object method “new” via package “LWP::UserAgent” at /usr/share/munin/plugins/nginx_request line 106. when you are installing nginx plugins for munin in Debian, this means that you don’t have perl LWP library. Installing it fixes an issue: apt-get install liblwp-useragent-determined-perl After munin-mode restart munin will start to create graphs.

Fixing ‘Missing dependency Cache::Cache at /usr/share/munin/plugins/mysql_’ error

While installing MySQL plugins for munin in Fedora 15 you may encounter this problem: [root@monitor plugins]# /usr/share/munin/plugins/mysql_ suggest Missing dependency Cache::Cache at /usr/share/munin/plugins/mysql_ line 716. [root@monitor plugins]# It means that your system lacks perl-Cache-Cache and perl-IPC-ShareLite packages. After installation you can proceed: yum install perl-Cache-Cache perl-IPC-ShareLite [root@monitor plugins]# /usr/share/munin/plugins/mysql_ suggest bin_relay_log commands connections files_tables innodb_bpool…
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