This is still an issue on 14.04 where you'll need to hunt and install packages libcache-{perl,cache-perl} before the mysql_ plugin is satisfied.
At least this is noted by a suggests in the most recent package releases; https://launchpad.net/ubuntu/zesty/amd64/munin-plugins-core/2.0.33-1
$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.3 LTS Release: 14.04 Codename: trusty
$ munin-node-configure --suggest Plugin | Used | Suggestions ------ | ---- | ----------- ... mysql_ | no | no [Missing dependency Cache::Cache] ... $ apt install libcache-{perl,cache-perl} ... $ munin-node-configure --suggest Plugin | Used | Suggestions ------ | ---- | ----------- ... mysql_ | no | yes (+bin_relay_log +commands +connections +files_tables +innodb_bpool +innodb_bpool_act +innodb_insert_buf +innodb_io +innodb_io_pend +innodb_log +innodb_rows +innodb_semaphores +innodb_tnx +myisam_indexes +network_traffic +qcache +qcache_mem +replication +select_types +slow +sorts +table_locks +tmp_tables) ...
This is still an issue on 14.04 where you'll need to hunt and install packages libcache- {perl,cache- perl} before the mysql_ plugin is satisfied.
At least this is noted by a suggests in the most recent package releases; https:/ /launchpad. net/ubuntu/ zesty/amd64/ munin-plugins- core/2. 0.33-1
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 14.04.3 LTS
Release: 14.04
Codename: trusty
$ munin-node- configure --suggest {perl,cache- perl} configure --suggest
Plugin | Used | Suggestions
------ | ---- | -----------
...
mysql_ | no | no [Missing dependency Cache::Cache]
...
$ apt install libcache-
...
$ munin-node-
Plugin | Used | Suggestions
------ | ---- | -----------
...
mysql_ | no | yes (+bin_relay_log +commands +connections +files_tables +innodb_bpool +innodb_bpool_act +innodb_insert_buf +innodb_io +innodb_io_pend +innodb_log +innodb_rows +innodb_semaphores +innodb_tnx +myisam_indexes +network_traffic +qcache +qcache_mem +replication +select_types +slow +sorts +table_locks +tmp_tables)
...