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show variables like "table_definition_cache";
Variable_name Value
table_definition_cache 400
show variables like "table_open_cache";
Variable_name Value
table_open_cache 100
show variables like "max_connections";
Variable_name Value
max_connections 50
show variables where
`Variable_name` != "performance_schema_max_statement_classes" and
`Variable_name` like "performance_schema%";
Variable_name Value
performance_schema ON
performance_schema_accounts_size 10
performance_schema_digests_size 1000
performance_schema_events_stages_history_long_size 100
performance_schema_events_stages_history_size 5
performance_schema_events_statements_history_long_size 100
performance_schema_events_statements_history_size 5
performance_schema_events_waits_history_long_size 100
performance_schema_events_waits_history_size 5
performance_schema_hosts_size 20
performance_schema_max_cond_classes 80
performance_schema_max_cond_instances 612
performance_schema_max_file_classes 50
performance_schema_max_file_handles 32768
performance_schema_max_file_instances 1556
performance_schema_max_mutex_classes 200
performance_schema_max_mutex_instances 2945
performance_schema_max_rwlock_classes 40
performance_schema_max_rwlock_instances 1612
performance_schema_max_socket_classes 10
performance_schema_max_socket_instances 67
performance_schema_max_stage_classes 150
performance_schema_max_table_handles 112
performance_schema_max_table_instances 445
performance_schema_max_thread_classes 50
performance_schema_max_thread_instances 112
performance_schema_session_connect_attrs_size 512
performance_schema_setup_actors_size 100
performance_schema_setup_objects_size 100
performance_schema_users_size 5
show status like "%performance_schema%";
Variable_name Value
Performance_schema_accounts_lost 0
Performance_schema_cond_classes_lost 0
Performance_schema_cond_instances_lost 0
Performance_schema_digest_lost 0
Performance_schema_file_classes_lost 0
Performance_schema_file_handles_lost 0
Performance_schema_file_instances_lost 0
Performance_schema_hosts_lost 0
Performance_schema_locker_lost 0
Performance_schema_mutex_classes_lost 0
Performance_schema_mutex_instances_lost 0
Performance_schema_rwlock_classes_lost 0
Performance_schema_rwlock_instances_lost 0
Performance_schema_session_connect_attrs_lost 0
Performance_schema_socket_classes_lost 0
Performance_schema_socket_instances_lost 0
Performance_schema_stage_classes_lost 0
Performance_schema_statement_classes_lost 0
Performance_schema_table_handles_lost 0
Performance_schema_table_instances_lost 0
Performance_schema_thread_classes_lost 0
Performance_schema_thread_instances_lost 0
Performance_schema_users_lost 0
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