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MariaDB Cookbook
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Using the performance schema is similar to querying a table or set of tables.
Enable the performance schema as described in the Enabling the performance schema recipe earlier in this chapter.
Connect to MariaDB using the mysql
command-line client. List how many current connections the users have and how many connections they had in total (we might want to log in and out a few times with example users to populate this table):
SELECT * FROM performance_schema.users;
The preceding commands display an output similar to the following screenshot:
Look up for the detailed information on all of the currently running user connection threads:
SELECT * FROM performance_schema.threads WHERE type="foreground"\G
The preceding commands display an output similar to the following screenshot:
Add the following code to the [mysqld]
section of our my.cnf
or my.ini
file and then restart MariaDB to disable the collection of user connection statistics...
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