Databases

check_rrd is a perl script to query data in rrd databases. It uses rrd::poller and nagios::plugins.

A simple plugin for monitoring PostgreSQL cache hit ratios for a whole PG-cluster

The pg_db_size plugin checks for the on disk size of any given PostgreSQL database.

A PostgreSQL plugin that checks the database's cache hits percentage.

Check many things for a Postgres database, including connectivity, version, disk space used, table and index bloat, database size, relation size, locks, number of connections,…

Monitor if any queries are in a waiting or blocked state on a PostgreSQL server. This uses SNMP to check the status via the ps…

Summarizes the types of queries (SELECT ,INSERT ,DELETE ,UPDATE ,ALTER ,CREATE ,TRUNCATE, VACUUM, COPY) running on a PostgreSQL server. This warns about long running queries.

Watch the percentage and number of connections available on a PostgreSQL server.

This simple plugin checks if its possible to connect to the postgresql database (on localhost) and does a small query.

check_sql is a nagios plugin to check SQL queries using perl DBI. check_sql is database agnostic and the support depends only on what DBI can…

This plug uses nc (netcat) to connect to a 4D server port, send some jibrish and then exit. On success server name will be returned,…

This plugin checks if it is possible to write to an Oracle database instance.