# Tests for PERFORMANCE_SCHEMA show databases; select count(*) from performance_schema.performance_timers; select count(*) from performance_schema.setup_consumers; # wait/io/table/sql/handler is a native instrument # wait/lock/table/sql/handler is a native instrument # idle/io/socket is a native instrument # wait/lock/metadata is a native instrument select count(*) > 4 from performance_schema.setup_instruments; select count(*) from performance_schema.setup_timers; # Make sure we don't crash, no matter what the starting parameters are --disable_result_log select * from performance_schema.accounts; select * from performance_schema.cond_instances; select * from performance_schema.events_stages_current; select * from performance_schema.events_stages_history; select * from performance_schema.events_stages_history_long; select * from performance_schema.events_stages_summary_by_account_by_event_name; select * from performance_schema.events_stages_summary_by_host_by_event_name; select * from performance_schema.events_stages_summary_by_thread_by_event_name; select * from performance_schema.events_stages_summary_by_user_by_event_name; select * from performance_schema.events_stages_summary_global_by_event_name; select * from performance_schema.events_statements_current; select * from performance_schema.events_statements_history; select * from performance_schema.events_statements_history_long; select * from performance_schema.events_statements_summary_by_account_by_event_name; select * from performance_schema.events_statements_summary_by_digest; select * from performance_schema.events_statements_summary_by_host_by_event_name; select * from performance_schema.events_statements_summary_by_thread_by_event_name; select * from performance_schema.events_statements_summary_by_user_by_event_name; select * from performance_schema.events_statements_summary_global_by_event_name; select * from performance_schema.events_transactions_current; select * from performance_schema.events_transactions_history; select * from performance_schema.events_transactions_history_long; select * from performance_schema.events_transactions_summary_by_account_by_event_name; select * from performance_schema.events_transactions_summary_by_host_by_event_name; select * from performance_schema.events_transactions_summary_by_thread_by_event_name; select * from performance_schema.events_transactions_summary_by_user_by_event_name; select * from performance_schema.events_transactions_summary_global_by_event_name; select * from performance_schema.events_waits_current; select * from performance_schema.events_waits_history; select * from performance_schema.events_waits_history_long; select * from performance_schema.events_waits_summary_by_account_by_event_name; select * from performance_schema.events_waits_summary_by_host_by_event_name; select * from performance_schema.events_waits_summary_by_instance; select * from performance_schema.events_waits_summary_by_thread_by_event_name; select * from performance_schema.events_waits_summary_by_user_by_event_name; select * from performance_schema.events_waits_summary_global_by_event_name; select * from performance_schema.memory_summary_by_account_by_event_name; select * from performance_schema.memory_summary_by_host_by_event_name; select * from performance_schema.memory_summary_by_thread_by_event_name; select * from performance_schema.memory_summary_by_user_by_event_name; select * from performance_schema.memory_summary_global_by_event_name; select * from performance_schema.file_instances; select * from performance_schema.file_summary_by_event_name; select * from performance_schema.file_summary_by_instance; select * from performance_schema.host_cache; select * from performance_schema.hosts; select * from performance_schema.memory_summary_by_account_by_event_name; select * from performance_schema.memory_summary_by_host_by_event_name; select * from performance_schema.memory_summary_by_thread_by_event_name; select * from performance_schema.memory_summary_by_user_by_event_name; select * from performance_schema.memory_summary_global_by_event_name; select * from performance_schema.metadata_locks; select * from performance_schema.mutex_instances; select * from performance_schema.objects_summary_global_by_type; select * from performance_schema.performance_timers; select * from performance_schema.rwlock_instances; select * from performance_schema.session_account_connect_attrs; select * from performance_schema.session_connect_attrs; select * from performance_schema.setup_actors; select * from performance_schema.setup_consumers; select * from performance_schema.setup_instruments; select * from performance_schema.setup_objects; select * from performance_schema.setup_timers; select * from performance_schema.socket_instances; select * from performance_schema.socket_summary_by_instance; select * from performance_schema.socket_summary_by_event_name; select * from performance_schema.table_handles; select * from performance_schema.table_io_waits_summary_by_index_usage; select * from performance_schema.table_io_waits_summary_by_table; select * from performance_schema.table_lock_waits_summary_by_table; select * from performance_schema.threads; select * from performance_schema.users; select * from performance_schema.replication_connection_configuration; #select * from performance_schema.replication_connection_status; select * from performance_schema.replication_applier_configuration; select * from performance_schema.replication_applier_status; select * from performance_schema.replication_applier_status_by_coordinator; #select * from performance_schema.replication_applier_status_by_worker; select * from performance_schema.global_status; select * from performance_schema.status_by_thread; select * from performance_schema.status_by_user; select * from performance_schema.status_by_host; select * from performance_schema.status_by_account; select * from performance_schema.session_status; #select * from performance_schema.global_variables; #select * from performance_schema.variables_by_thread; #select * from performance_schema.session_variables; --enable_result_log # This has a stable output, printing the result: show global variables like "performance_schema%"; # This has an unrepeatable output, it does depends too much on # - the platform hardware (sizeof structures, padding) # - the compiler used (sizeof(enum)) # - the platform header files (sizeof(size_t)) # - the code path in the server (what gets executed and instrumented # at runtime) --disable_result_log show engine PERFORMANCE_SCHEMA status; show global status like "performance_schema%"; --enable_result_log