Technically, it was introduced in 5.5, but off by default :) 5.7 is going to be amazing for observability. Memory, transactions, stored procedures, replicatio

Technically, it was introduced in 5.5, but off by default :) 5.7 is going to be amazing for observability. Memory, transactions, stored procedures, replication, meta data locking and prepared statements are all instrumented in P_S.