MySQL 9.3 Reference Manual Including MySQL NDB Cluster 9.3
Given a connection ID, disables Performance Schema instrumentation for the thread. Produces a result set indicating how many threads were disabled. Already disabled threads do not count.
in_connection_id BIGINT: The
connection ID. This is a value of the type given in the
PROCESSLIST_ID column of the
Performance Schema threads
table or the Id column of
SHOW PROCESSLIST output.
Disable a specific connection by its connection ID:
mysql> CALL sys.ps_setup_disable_thread(225);
+-------------------+
| summary |
+-------------------+
| Disabled 1 thread |
+-------------------+
Disable the current connection:
mysql> CALL sys.ps_setup_disable_thread(CONNECTION_ID());
+-------------------+
| summary |
+-------------------+
| Disabled 1 thread |
+-------------------+