# Tests for PERFORMANCE_SCHEMA

--source include/not_embedded.inc
--source include/have_perfschema.inc

--source ../include/start_server_common.inc

# Expect classes
show variables like "performance_schema_max_mutex_classes";

select count(*) > 0 from performance_schema.setup_instruments
  where name like "wait/synch/mutex/%";

# Expect no class lost
show status like "performance_schema_mutex_classes_lost";

# Expect no instances
show variables like "performance_schema_max_mutex_instances";

select count(*) from performance_schema.mutex_instances;

# Expect instances lost
select variable_value > 0 from information_schema.global_status
  where variable_name like 'PERFORMANCE_SCHEMA_MUTEX_INSTANCES_LOST';