
Appendix C. Probes 151
C.7. MySQL 3.23 - 3.33
The probes in this section monitor aspects of the MySQL database using the mysqladmin binary. No
specific user privileges are needed for these probes.
C.7.1. MySQL::Database Accessibility
The MySQL::Database Accessibility probe tests connectivity through a database account that has no
database privileges. If no connection is made then a CRITICAL status results.
Field Value
Username*
Password
MySQL Port 3306
Database* mysql
Timeout 15
Table C-32. MySQL::Database Accessibility settings
C.7.2. MySQL::Opened Tables
The MySQL::Opened Tables probe monitors the MySQL server and collects the following metric:
• Opened Tables — The tables that have been opened since the server was started.
Field Value
Username
Password
MySQL Port* 3306
Timeout 15
Critical Maximum Opened Objects
Warning Maximum Opened Objects
Warning Minimum Opened Objects
Critical Minimum Opened Objects
Table C-33. MySQL::Opened Tables settings
C.7.3. MySQL::Open Tables
The MySQL::Open Tables probe monitors the MySQL server and collects the following metric:
• Open Tables — The number of tables open when the probe runs.
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