1show databases;
2Database
3information_schema
4mtr
5mysql
6performance_schema
7test
8select count(*) from performance_schema.performance_timers;
9count(*)
105
11select count(*) from performance_schema.setup_consumers;
12count(*)
1312
14select count(*) > 3 from performance_schema.setup_instruments;
15count(*) > 3
161
17select count(*) from performance_schema.setup_timers;
18count(*)
194
20select * from performance_schema.accounts;
21select * from performance_schema.cond_instances;
22select * from performance_schema.events_stages_current;
23select * from performance_schema.events_stages_history;
24select * from performance_schema.events_stages_history_long;
25select * from performance_schema.events_stages_summary_by_account_by_event_name;
26select * from performance_schema.events_stages_summary_by_host_by_event_name;
27select * from performance_schema.events_stages_summary_by_thread_by_event_name;
28select * from performance_schema.events_stages_summary_by_user_by_event_name;
29select * from performance_schema.events_stages_summary_global_by_event_name;
30select * from performance_schema.events_statements_current;
31select * from performance_schema.events_statements_history;
32select * from performance_schema.events_statements_history_long;
33select * from performance_schema.events_statements_summary_by_account_by_event_name;
34select * from performance_schema.events_statements_summary_by_digest;
35select * from performance_schema.events_statements_summary_by_host_by_event_name;
36select * from performance_schema.events_statements_summary_by_thread_by_event_name;
37select * from performance_schema.events_statements_summary_by_user_by_event_name;
38select * from performance_schema.events_statements_summary_global_by_event_name;
39select * from performance_schema.events_waits_current;
40select * from performance_schema.events_waits_history;
41select * from performance_schema.events_waits_history_long;
42select * from performance_schema.events_waits_summary_by_account_by_event_name;
43select * from performance_schema.events_waits_summary_by_host_by_event_name;
44select * from performance_schema.events_waits_summary_by_instance;
45select * from performance_schema.events_waits_summary_by_thread_by_event_name;
46select * from performance_schema.events_waits_summary_by_user_by_event_name;
47select * from performance_schema.events_waits_summary_global_by_event_name;
48select * from performance_schema.file_instances;
49select * from performance_schema.file_summary_by_event_name;
50select * from performance_schema.file_summary_by_instance;
51select * from performance_schema.host_cache;
52select * from performance_schema.hosts;
53select * from performance_schema.mutex_instances;
54select * from performance_schema.objects_summary_global_by_type;
55select * from performance_schema.performance_timers;
56select * from performance_schema.rwlock_instances;
57select * from performance_schema.session_account_connect_attrs;
58select * from performance_schema.session_connect_attrs;
59select * from performance_schema.setup_actors;
60select * from performance_schema.setup_consumers;
61select * from performance_schema.setup_instruments;
62select * from performance_schema.setup_objects;
63select * from performance_schema.setup_timers;
64select * from performance_schema.socket_instances;
65select * from performance_schema.socket_summary_by_instance;
66select * from performance_schema.socket_summary_by_event_name;
67select * from performance_schema.table_io_waits_summary_by_index_usage;
68select * from performance_schema.table_io_waits_summary_by_table;
69select * from performance_schema.table_lock_waits_summary_by_table;
70select * from performance_schema.threads;
71select * from performance_schema.users;
72show variables where
73`Variable_name` != "performance_schema_max_statement_classes" and
74`Variable_name` like "performance_schema%";
75Variable_name	Value
76performance_schema	ON
77performance_schema_accounts_size	100
78performance_schema_digests_size	200
79performance_schema_events_stages_history_long_size	1000
80performance_schema_events_stages_history_size	10
81performance_schema_events_statements_history_long_size	1000
82performance_schema_events_statements_history_size	10
83performance_schema_events_waits_history_long_size	10000
84performance_schema_events_waits_history_size	10
85performance_schema_hosts_size	100
86performance_schema_max_cond_classes	80
87performance_schema_max_cond_instances	1000
88performance_schema_max_digest_length	1024
89performance_schema_max_file_classes	50
90performance_schema_max_file_handles	32768
91performance_schema_max_file_instances	10000
92performance_schema_max_mutex_classes	200
93performance_schema_max_mutex_instances	5000
94performance_schema_max_rwlock_classes	40
95performance_schema_max_rwlock_instances	5000
96performance_schema_max_socket_classes	10
97performance_schema_max_socket_instances	1000
98performance_schema_max_stage_classes	150
99performance_schema_max_table_handles	1000
100performance_schema_max_table_instances	500
101performance_schema_max_thread_classes	50
102performance_schema_max_thread_instances	200
103performance_schema_session_connect_attrs_size	2048
104performance_schema_setup_actors_size	100
105performance_schema_setup_objects_size	100
106performance_schema_users_size	100
107show engine PERFORMANCE_SCHEMA status;
108show status like "performance_schema%";
109select * from performance_schema.setup_instruments
110where name like "stage/%" and enabled='YES';
111NAME	ENABLED	TIMED
112select * from performance_schema.events_stages_summary_global_by_event_name
113where count_star > 0;
114EVENT_NAME	COUNT_STAR	SUM_TIMER_WAIT	MIN_TIMER_WAIT	AVG_TIMER_WAIT	MAX_TIMER_WAIT
115select * from performance_schema.events_stages_summary_by_thread_by_event_name
116where count_star > 0;
117THREAD_ID	EVENT_NAME	COUNT_STAR	SUM_TIMER_WAIT	MIN_TIMER_WAIT	AVG_TIMER_WAIT	MAX_TIMER_WAIT
118select * from performance_schema.events_stages_summary_by_user_by_event_name
119where count_star > 0;
120USER	EVENT_NAME	COUNT_STAR	SUM_TIMER_WAIT	MIN_TIMER_WAIT	AVG_TIMER_WAIT	MAX_TIMER_WAIT
121select * from performance_schema.events_stages_summary_by_host_by_event_name
122where count_star > 0;
123HOST	EVENT_NAME	COUNT_STAR	SUM_TIMER_WAIT	MIN_TIMER_WAIT	AVG_TIMER_WAIT	MAX_TIMER_WAIT
124select * from performance_schema.events_stages_summary_by_account_by_event_name
125where count_star > 0;
126USER	HOST	EVENT_NAME	COUNT_STAR	SUM_TIMER_WAIT	MIN_TIMER_WAIT	AVG_TIMER_WAIT	MAX_TIMER_WAIT
127