Performance Schema Option and Variable Reference Name Cmd-Line Option File System Var Status Var Var Scope Dynamic performance_schema_events_stages_history_size Yes Yes Yes Global No performance_schema_events_statements_history_long_size Yes Yes Yes Global No performance_schema_events_statements_history_size Yes Yes Yes Global No performance_schema_events_transactions_history_long_size Yes Yes Yes Global No performance_schema_events_transactions_history_size Yes Yes Yes Global No performance_schema_events_waits_history_long_size Yes Yes Yes Global No performance_schema_events_waits_history_size Yes Yes Yes Global No Performance_schema_file_classes_lost Yes Global No Performance_schema_file_handles_lost Yes Global No Performance_schema_file_instances_lost Yes Global No Performance_schema_hosts_lost Yes Global No performance_schema_hosts_size Yes Yes Yes Global No performance- schema- instrument Yes Yes Performance_schema_locker_lost Yes Global No performance_schema_max_cond_classes Yes Yes Yes Global No performance_schema_max_cond_instances Yes Yes Yes Global No performance_schema_max_digest_length Yes Yes Yes Global No performance_schema_max_file_classes Yes Yes Yes Global No performance_schema_max_file_handles Yes Yes Yes Global No performance_schema_max_file_instances Yes Yes Yes Global No performance_schema_max_memory_classes Yes Yes Yes Global No performance_schema_max_metadata_locks Yes Yes Yes Global No performance_schema_max_mutex_classes Yes Yes Yes Global No performance_schema_max_mutex_instances Yes Yes Yes Global No performance_schema_max_prepared_statements_instances Yes Yes Yes Global No performance_schema_max_program_instances Yes Yes Yes Global No performance_schema_max_rwlock_classes Yes Yes Yes Global No performance_schema_max_rwlock_instances Yes Yes Yes Global No performance_schema_max_socket_classes Yes Yes Yes Global No performance_schema_max_socket_instances Yes Yes Yes Global No performance_schema_max_stage_classes Yes Yes Yes Global No performance_schema_max_statement_classes Yes Yes Yes Global No performance_schema_max_statement_stack Yes Yes Yes Global No performance_schema_max_table_handles Yes Yes Yes Global No performance_schema_max_table_instances Yes Yes Yes Global No performance_schema_max_thread_classes Yes Yes Yes Global No 5098