Server Status Variable Reference Variable Name Variable Type Variable Scope Performance_schema_table_instances_lost Integer Global Performance_schema_table_lock_stat_lost Integer Global Performance_schema_thread_classes_lost Integer Global Performance_schema_thread_instances_lost Integer Global Performance_schema_users_lost Integer Global Prepared_stmt_count Integer Global Queries Integer Both Questions Integer Both Rewriter_number_loaded_rules Integer Global Rewriter_number_reloads Integer Global Rewriter_number_rewritten_queries Integer Global Rewriter_reload_error Boolean Global Rpl_semi_sync_master_clients Integer Global Rpl_semi_sync_master_net_avg_wait_time Integer Global Rpl_semi_sync_master_net_wait_time Integer Global Rpl_semi_sync_master_net_waits Integer Global Rpl_semi_sync_master_no_times Integer Global Rpl_semi_sync_master_no_tx Integer Global Rpl_semi_sync_master_status Boolean Global Rpl_semi_sync_master_timefunc_failures Integer Global Rpl_semi_sync_master_tx_avg_wait_time Integer Global Rpl_semi_sync_master_tx_wait_time Integer Global Rpl_semi_sync_master_tx_waits Integer Global Rpl_semi_sync_master_wait_pos_backtraverse Integer Global Rpl_semi_sync_master_wait_sessions Integer Global Rpl_semi_sync_master_yes_tx Integer Global Rpl_semi_sync_slave_status Boolean Global Rsa_public_key String Global Secondary_engine_execution_count Integer Both Select_full_join Integer Both Select_full_range_join Integer Both Select_range Integer Both Select_range_check Integer Both Select_scan Integer Both Slave_open_temp_tables Integer Global Slave_rows_last_search_algorithm_used String Global Slow_launch_threads Integer Both Slow_queries Integer Both 730