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MySQL 8.3 Reference Manual  /  MySQL Performance Schema  /  Performance Schema Option and Variable Reference

29.13 性能模式选项和变量参考

表 29.16 性能模式变量参考

Name Cmd-Line Option File System Var Status Var Var Scope Dynamic
performance_schema 全局
Performance_schema_accounts_lost 全局
performance_schema_accounts_size 全局
Performance_schema_cond_classes_lost 全局
Performance_schema_cond_instances_lost 全局
performance-schema-consumer-events-stages-current
performance-schema-consumer-events-stages-history
performance-schema-consumer-events-stages-history-long
performance-schema-consumer-events-statements-cpu
performance-schema-consumer-events-statements-current
performance-schema-consumer-events-statements-history
performance-schema-consumer-events-statements-history-long
performance-schema-consumer-events-transactions-current
performance-schema-consumer-events-transactions-history
performance-schema-consumer-events-transactions-history-long
performance-schema-consumer-events-waits-current
performance-schema-consumer-events-waits-history
performance-schema-consumer-events-waits-history-long
performance-schema-consumer-global-instrumentation
performance-schema-consumer-statements-digest
performance-schema-consumer-thread-instrumentation
Performance_schema_digest_lost 全局
performance_schema_digests_size 全局
performance_schema_events_stages_history_long_size 全局
performance_schema_events_stages_history_size 全局
performance_schema_events_statements_history_long_size 全局
performance_schema_events_statements_history_size 全局
performance_schema_events_transactions_history_long_size 全局
performance_schema_events_transactions_history_size 全局
performance_schema_events_waits_history_long_size 全局
performance_schema_events_waits_history_size 全局
Performance_schema_file_classes_lost 全局
Performance_schema_file_handles_lost 全局
Performance_schema_file_instances_lost 全局
Performance_schema_hosts_lost 全局
performance_schema_hosts_size 全局
performance-schema-instrument
Performance_schema_locker_lost 全局
performance_schema_max_cond_classes 全局
performance_schema_max_cond_instances 全局
performance_schema_max_digest_length 全局
performance_schema_max_file_classes 全局
performance_schema_max_file_handles 全局
performance_schema_max_file_instances 全局
performance_schema_max_memory_classes 全局
performance_schema_max_metadata_locks 全局
performance_schema_max_meter_classes 全局
performance_schema_max_metric_classes 全局
performance_schema_max_mutex_classes 全局
performance_schema_max_mutex_instances 全局
performance_schema_max_prepared_statements_instances 全局
performance_schema_max_program_instances 全局
performance_schema_max_rwlock_classes 全局
performance_schema_max_rwlock_instances 全局
performance_schema_max_socket_classes 全局
performance_schema_max_socket_instances 全局
performance_schema_max_stage_classes 全局
performance_schema_max_statement_classes 全局
performance_schema_max_statement_stack 全局
performance_schema_max_table_handles 全局
performance_schema_max_table_instances 全局
performance_schema_max_thread_classes 全局
performance_schema_max_thread_instances 全局
Performance_schema_memory_classes_lost 全局
Performance_schema_metadata_lock_lost 全局
Performance_schema_meter_lost 全局
Performance_schema_metric_lost 全局
Performance_schema_mutex_classes_lost 全局
Performance_schema_mutex_instances_lost 全局
Performance_schema_nested_statement_lost 全局
Performance_schema_prepared_statements_lost 全局
Performance_schema_program_lost 全局
Performance_schema_rwlock_classes_lost 全局
Performance_schema_rwlock_instances_lost 全局
Performance_schema_session_connect_attrs_lost 全局
performance_schema_session_connect_attrs_size 全局
performance_schema_setup_actors_size 全局
performance_schema_setup_objects_size 全局
Performance_schema_socket_classes_lost 全局
Performance_schema_socket_instances_lost 全局
Performance_schema_stage_classes_lost 全局
Performance_schema_statement_classes_lost 全局
Performance_schema_table_handles_lost 全局
Performance_schema_table_instances_lost 全局
Performance_schema_thread_classes_lost 全局
Performance_schema_thread_instances_lost 全局
Performance_schema_users_lost 全局
performance_schema_users_size 全局