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Performance Schema Statement Event Tables
The events_statements_current Table
The events_statements_history Table
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Performance Schema Transaction Tables
The events_transactions_current Table
The events_transactions_history Table
The events_transactions_history_long Table
Performance Schema Connection Tables
The accounts Table
The hosts Table
The users Table
Performance Schema Connection Attribute Tables
The session_account_connect_attrs Table
The session_connect_attrs Table
Performance Schema User-Defined Variable Tables
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The binary_log_transaction_compression_stats Table
The replication_applier_configuration Table
The replication_applier_status Table
The replication_applier_status_by_coordinator Table
The replication_applier_status_by_worker Table
The replication_applier_filters Table
The replication_applier_global_filters Table
The replication_asynchronous_connection_failover Table
The replication_asynchronous_connection_failover_managed Table
The replication_connection_configuration Table
The replication_connection_status Table
The replication_group_communication_information Table
The replication_group_configuration_version Table
The replication_group_member_actions Table
The replication_group_member_stats Table
The replication_group_members Table
Performance Schema NDB Cluster Tables
The ndb_sync_pending_objects Table
The ndb_sync_excluded_objects Table
Performance Schema Lock Tables
The data_locks Table
The data_lock_waits Table
The metadata_locks Table
The table_handles Table
Performance Schema System Variable Tables
Performance Schema persisted_variables Table
Performance Schema variables_info Table
Performance Schema Status Variable Tables
Performance Schema Thread Pool Tables
The tp_thread_group_state Table
The tp_thread_group_stats Table
The tp_thread_state Table
Performance Schema Firewall Tables
The firewall_groups Table
The firewall_group_allowlist Table
The firewall_membership Table
Performance Schema Keyring Tables
The keyring_component_status Table
The keyring_keys table
Performance Schema Clone Tables
The clone_status Table
The clone_progress Table
Performance Schema Summary Tables
Wait Event Summary Tables
Stage Summary Tables
Statement Summary Tables
Statement Histogram Summary Tables
Transaction Summary Tables
Object Wait Summary Table
File I/O Summary Tables
Table I/O and Lock Wait Summary Tables
Socket Summary Tables
Memory Summary Tables
Error Summary Tables
Status Variable Summary Tables
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The component_scheduler_tasks Table
The error_log Table
The host_cache Table
The innodb_redo_log_files Table
The log_status Table
The performance_timers Table
The processlist Table
The threads Table
The tls_channel_status Table
The user_defined_functions Table
Performance Schema Option and Variable Reference
Performance Schema Command Options
Performance Schema System Variables
Performance Schema Status Variables
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Performance Schema and Plugins
Using the Performance Schema to Diagnose Problems
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MySQL 8.0 Reference Manual
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MySQL Performance Schema
/ Performance Schema Option and Variable Reference
29.13 Performance Schema Option and Variable Reference
Table 29.18 Performance Schema Variable Reference
Name
Cmd-Line
Option File
System Var
Status Var
Var Scope
Dynamic
performance_schema
Yes
Yes
Yes
Global
No
Performance_schema_accounts_lost
Yes
Global
No
performance_schema_accounts_size
Yes
Yes
Yes
Global
No
Performance_schema_cond_classes_lost
Yes
Global
No
Performance_schema_cond_instances_lost
Yes
Global
No
performance-schema-consumer-events-stages-current
Yes
Yes
performance-schema-consumer-events-stages-history
Yes
Yes
performance-schema-consumer-events-stages-history-long
Yes
Yes
performance-schema-consumer-events-statements-cpu
Yes
Yes
performance-schema-consumer-events-statements-current
Yes
Yes
performance-schema-consumer-events-statements-history
Yes
Yes
performance-schema-consumer-events-statements-history-long
Yes
Yes
performance-schema-consumer-events-transactions-current
Yes
Yes
performance-schema-consumer-events-transactions-history
Yes
Yes
performance-schema-consumer-events-transactions-history-long
Yes
Yes
performance-schema-consumer-events-waits-current
Yes
Yes
performance-schema-consumer-events-waits-history
Yes
Yes
performance-schema-consumer-events-waits-history-long
Yes
Yes
performance-schema-consumer-global-instrumentation
Yes
Yes
performance-schema-consumer-statements-digest
Yes
Yes
performance-schema-consumer-thread-instrumentation
Yes
Yes
Performance_schema_digest_lost
Yes
Global
No
performance_schema_digests_size
Yes
Yes
Yes
Global
No
performance_schema_events_stages_history_long_size
Yes
Yes
Yes
Global
No
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
performance_schema_max_thread_instances
Yes
Yes
Yes
Global
No
Performance_schema_memory_classes_lost
Yes
Global
No
Performance_schema_metadata_lock_lost
Yes
Global
No
Performance_schema_mutex_classes_lost
Yes
Global
No
Performance_schema_mutex_instances_lost
Yes
Global
No
Performance_schema_nested_statement_lost
Yes
Global
No
Performance_schema_prepared_statements_lost
Yes
Global
No
Performance_schema_program_lost
Yes
Global
No
Performance_schema_rwlock_classes_lost
Yes
Global
No
Performance_schema_rwlock_instances_lost
Yes
Global
No
Performance_schema_session_connect_attrs_lost
Yes
Global
No
performance_schema_session_connect_attrs_size
Yes
Yes
Yes
Global
No
performance_schema_setup_actors_size
Yes
Yes
Yes
Global
No
performance_schema_setup_objects_size
Yes
Yes
Yes
Global
No
Performance_schema_socket_classes_lost
Yes
Global
No
Performance_schema_socket_instances_lost
Yes
Global
No
Performance_schema_stage_classes_lost
Yes
Global
No
Performance_schema_statement_classes_lost
Yes
Global
No
Performance_schema_table_handles_lost
Yes
Global
No
Performance_schema_table_instances_lost
Yes
Global
No
Performance_schema_thread_classes_lost
Yes
Global
No
Performance_schema_thread_instances_lost
Yes
Global
No
Performance_schema_users_lost
Yes
Global
No
performance_schema_users_size
Yes
Yes
Yes
Global
No
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Download this Manual
PDF (US Ltr)
- 43.3Mb
PDF (A4)
- 43.4Mb
Man Pages (TGZ)
- 296.6Kb
Man Pages (Zip)
- 401.9Kb
Info (Gzip)
- 4.3Mb
Info (Zip)
- 4.3Mb
Excerpts from this Manual
MySQL Backup and Recovery
MySQL Globalization
MySQL Information Schema
MySQL Installation Guide
Security in MySQL
Starting and Stopping MySQL
MySQL and Linux/Unix
MySQL and Windows
MySQL and macOS
MySQL and Solaris
Building MySQL from Source
MySQL Restrictions and Limitations
MySQL Partitioning
MySQL Tutorial
MySQL Performance Schema
MySQL Replication
Using the MySQL Yum Repository
MySQL NDB Cluster 8.0