| Measurement |
Description |
Measurement
Unit |
Interpretation |
| Conns_create_rate |
The
rate at which applications attempted to connect to the MySQL server
during the last measurement period
|
Conns/sec |
|
| Active_conns |
The
number of currently open connections to the MySQL server |
Number
|
A high value may be indicative of connections not being closed properly
by applications, or a bottleneck in the server
|
| Conns_aborted |
The
number of connections that were aborted because the client terminated without closing the connection properly during the last measurement
period |
Number
|
|
| Conns_failed |
The
number of connection attempts to the MySQL server that failed during
the last measurement period |
Number
|
A high value can indicate:
- a configuration problem with the server/clients;
- some malicious attack on the server;
|
| Max_conns |
The
maximum number of connections that were in use simultaneously in use during the last
measurement period |
Number
|
|