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Category: MySQL

Nagios plugins for monitoring MySQL databases and database servers.

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There are 55 Listings in this Category.List your addon or plugin here!


This Plugin helps detect if there is a drift in the system time compared to the mysql time. Will report a CRITICAL status is the difference is more than 300 seconds. The plugin is just a bash script. USAGE box293_check_mysql_date [username] [pa ...



This Plugin checks the status of MySQL or MariaDB Database Tables. Will return a critical result if any of theses columns has a NULL value: * Engine, Version, Row_format, Rows, Avg_row_length, Data_length, Max_data_length, Index_length, Data_free, Create ...


Check MySQL Connections

Check the number of stablished connections to a MySQL database Check MySQL Connections usage: ./check_mysql_connections -w 40 -c 50 -u root -p 1234 -h database_host Output: OK - 35 Database Connections |Connections=35;;;;


check mysql lagtime

greps lag time from mysql for slave replication, written in a shell script, so its easily portable.

Check MySQL Processlist

Executes just one "Show processlist" query on the server. Checks process' in detail.


Check MySQL Replication Slave Status

Checks if MySQL Replication is active, checks for delay and outputs some additional info and performance data. It also catches non-obvious errors which would indicate a working replication, although there is something broken.


Check MySQL Slave

This is an update of In addition to ensuring that the slave is running, it will also record the seconds behind, and issue a WARNING when the slave is more than 10 seconds behind.


check mysql slave io running

checks to see if mysql slave io is running. written in a shell script, so its easily portable.

check mysql slave sql running

checks to see if mysql slave sql is running. written in a shell script, so its easily portable.

Check MySQL Table Status

Executes "show table status" queries for all schemas on the server. Parse the output. Gives Nagios compatible warning, critical notifications and performance data for selected values.


Check NDB Memory

Checks NDB node memory usage on all specified nodes.



Monitors for failover by connecting to a virtual ip and testing the current hostname. Run --help for usage.


This simple check is used to check the expiration date of the x509 certificates. usage: [-h] [-c CRITICAL] [-w WARNING] [-p PATH] check_ssl_certificate optional arguments: -h, --help show this help message and exit ...



Check for new entries in an existing MySQL database in a specified time interval.


This plugin is checking timestamp of the last table update (on the slave side) and comparing it with the current system time. It is suitable for checking MASTER-SLAVE and MASTER-MASTER replication. Requirements: - latest mk-heartbeat (http://w ...

Yet another plugin to check your mysql replication threads and your lag synchronisation


check_mysqld Replacement for check_mysql that allows to set thresholds for any variables in SHOW STATUS or for similar SQL queries. Data is also made available for graphing or other use (graphing templates enclosed). The plugin will determine appropriate "SHOW STATUS" ...


Checks the number of client connections currently established towards a specified MySQL database server.


Checks the number of connections to a mysql server.


Check row count in table. Possible to specify WHERE conditionals.



check_mysql_counters Graphs a large selection of mysql counters for visualizing database performance. Not an alerting plugin - merely collects data. Requires pnp4nagios.



check_mysql_health check_mysql_health is a plugin for Nagios that allows you to monitor a MySQL database. Among the list of metrics are time to login, index usage, bufferpool hit rate, query cache hit rate, slow queries, temp tables on disk, table cache hit rate, connected ...


check_mysql_longqueries is a Nagios plugin written in Perl that monitors a MySQL database server for queries (commands, and/or threads) that run longer than the configured threshold. Long running queries are especially problematic on tables whose engines ...


Deprecated. Please use check_mysql_health instead.


Compare master and slave position, check slave is waiting for master to send event.



Check that a MySQL replication slave is running. Written in Perl using DBI and DBD::mysql.


Monitor MySQL Slave and replication status. check mysql replication lag from master check mysql slave io running check mysql slave sql running

check_mysql_slave 2010

Monitor MySQL Slave and replication status. check mysql replication lag from master check mysql slave io running check mysql slave sql running

check_mysql_slavestatus Usage: $CMDNAME [-H HOST] [-u MySQLUser] [-p MySQLPassword] [-L BehindMasterLimit(sec)]



"Check MySQL SSL Certificate" is a passive check used to check the expiration date of x509 certificates. Usage: [-h] [-c CRITICAL] [-w WARNING] [-p PATH] optional arguments: -h, --help show this help message and exit ...



check_mysql_stats was designed to monitor various InnoDB and general mysql stats. At the time, I could not find a plugin that specifically did what I wanted.


Nagios Plugin with PNP4Nagios Template (no alerting) Producing (12 but it can be adjusted easily if one needs different values) MySQL Performance graphs. Written in Perl but it does NOT Require DBI Modules to be installed as DB Query is handled via MyS ...



Nagios plugin for MySQL. Checks the MySQL processlist for long running threads.



hack for nagios check_mysql binary - This wraps the information sent back into a format that then produces graphs from the output When executing check_mysql normally the result is: ./check_mysql -H SERVER -P PORT -d DB -u DB_USER -p DB_PASS -w 5 ...



Checks mysql cluster ndbd daemon alive through ndb_mgm


Nagios plugin to check status of Mysql replication slave.


check_tablespace_mysql This plugin checks the tablespace size of a specific MySQL Server database against WARN and CRIT thresholds. It returns the current tablespace size and the number of data files belonging to this database. The plugin can be called in 'reporting' mode, retu ...



This script checks the status of your Percona XtraDB Cluster.


InnoDB Free Space

A shell script (/bin/sh) that connects to a specified MySQL database and checks the free innodb space.




MySQL find InnoDBs and check free space

Checks free space of all databases which contain InnoDB tables.

Mysql master-master replication check

A plugin in a shell-script that checks whether the replication of a master-master mysql-serversetup is correct

MySQL Number of Tables

Check the number of tables in a MySQL database.

MySQL Query Nagios XI Wizard

MySQL Query Nagios XI Wizard A Nagios XI wizard for monitoring MySQL database queries.

MySQL Replication - Check if a MySQL slave is running (IO thread), plus check the master and server to see their current replication BINLOG positions.

MySQL Replication Deadlock Recovery

A shell script (/bin/sh) that connects to a specified MySQL slave database, check the replication status for Deadlock errors (Error 'Deadlock found when trying to get lock: try restarting transaction') + Automatically recover from the state by performing ...


MySQL Replication Lag Time

A shell script (/bin/sh) that connects to a specified MySQL slave database and checks the replication lag time.

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