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54999b2863
Merged the majority of the PFS test cases. There are still 19 failing test cases that need more attention.
157 lines
6.2 KiB
Plaintext
157 lines
6.2 KiB
Plaintext
UPDATE performance_schema.setup_instruments SET enabled = 'NO', timed = 'YES';
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UPDATE performance_schema.setup_instruments SET enabled = 'YES'
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WHERE name LIKE 'wait/io/file/%';
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update performance_schema.threads SET instrumented = 'YES'
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WHERE PROCESSLIST_ID=connection_id();
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flush status;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (id INT PRIMARY KEY, b CHAR(100) DEFAULT 'initial value')
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ENGINE=MyISAM;
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INSERT INTO t1 (id) VALUES (1), (2), (3), (4), (5), (6), (7), (8);
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TRUNCATE TABLE performance_schema.events_waits_history_long;
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TRUNCATE TABLE performance_schema.events_waits_history;
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TRUNCATE TABLE performance_schema.events_waits_current;
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SELECT * FROM t1 WHERE id = 1;
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id b
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1 initial value
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SET @before_count = (SELECT SUM(TIMER_WAIT)
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FROM performance_schema.events_waits_history_long
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WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile')
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AND (OBJECT_NAME LIKE '%t1.MYD'));
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SELECT (@before_count >= 0) as have_before_count;
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have_before_count
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1
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SELECT IF(@before_count > 0, 'Success', 'Failure') has_instrumentation;
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has_instrumentation
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Success
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SELECT * FROM t1 WHERE id < 4;
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id b
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1 initial value
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2 initial value
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3 initial value
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SET @after_count = (SELECT SUM(TIMER_WAIT)
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FROM performance_schema.events_waits_history_long
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WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile')
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AND (OBJECT_NAME LIKE '%t1.MYD') AND (1 = 1));
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SELECT (@after_count >= 0) as have_after_count;
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have_after_count
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1
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SELECT IF((@after_count - @before_count) > 0, 'Success', 'Failure') test_ff1_timed;
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test_ff1_timed
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Success
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UPDATE performance_schema.setup_instruments SET enabled='NO';
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SET @before_count = (SELECT SUM(TIMER_WAIT)
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FROM performance_schema.events_waits_history_long
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WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile')
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AND (OBJECT_NAME LIKE '%t1.MYD') AND (2 = 2));
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SELECT (@before_count >= 0) as have_before_count;
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have_before_count
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1
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SELECT * FROM t1 WHERE id < 6;
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id b
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1 initial value
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2 initial value
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3 initial value
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4 initial value
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5 initial value
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SET @after_count = (SELECT SUM(TIMER_WAIT)
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FROM performance_schema.events_waits_history_long
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WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile')
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AND (OBJECT_NAME LIKE '%t1.MYD') AND (3 = 3));
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SELECT (@after_count >= 0) as have_after_count;
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have_after_count
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1
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SELECT IF((COALESCE(@after_count, 0) - COALESCE(@before_count, 0)) = 0, 'Success', 'Failure') test_ff2_timed;
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test_ff2_timed
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Success
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UPDATE performance_schema.setup_instruments SET enabled = 'YES'
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WHERE name LIKE 'wait/io/file/%';
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UPDATE performance_schema.setup_instruments SET timed = 'NO';
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TRUNCATE TABLE performance_schema.events_waits_history_long;
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TRUNCATE TABLE performance_schema.events_waits_history;
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TRUNCATE TABLE performance_schema.events_waits_current;
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SELECT * FROM t1 WHERE id > 4;
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id b
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5 initial value
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6 initial value
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7 initial value
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8 initial value
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SELECT * FROM performance_schema.events_waits_history_long
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WHERE TIMER_WAIT != NULL
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OR TIMER_START != NULL
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OR TIMER_END != NULL;
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THREAD_ID EVENT_ID END_EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME INDEX_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID NESTING_EVENT_TYPE OPERATION NUMBER_OF_BYTES FLAGS
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SELECT * FROM performance_schema.events_waits_history
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WHERE TIMER_WAIT != NULL
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OR TIMER_START != NULL
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OR TIMER_END != NULL;
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THREAD_ID EVENT_ID END_EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME INDEX_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID NESTING_EVENT_TYPE OPERATION NUMBER_OF_BYTES FLAGS
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SELECT * FROM performance_schema.events_waits_current
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WHERE TIMER_WAIT != NULL
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OR TIMER_START != NULL
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OR TIMER_END != NULL;
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THREAD_ID EVENT_ID END_EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME INDEX_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID NESTING_EVENT_TYPE OPERATION NUMBER_OF_BYTES FLAGS
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UPDATE performance_schema.setup_instruments SET timed = 'YES';
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SELECT * FROM t1 WHERE id < 4;
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id b
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1 initial value
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2 initial value
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3 initial value
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DROP TABLE t1;
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SELECT SUM(COUNT_READ) AS sum_count_read,
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SUM(COUNT_WRITE) AS sum_count_write,
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SUM(SUM_NUMBER_OF_BYTES_READ) AS sum_num_bytes_read,
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SUM(SUM_NUMBER_OF_BYTES_WRITE) AS sum_num_bytes_write
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FROM performance_schema.file_summary_by_instance
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WHERE FILE_NAME LIKE CONCAT('%', @@tmpdir, '%') ORDER BY NULL;
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SELECT EVENT_NAME, COUNT_STAR, AVG_TIMER_WAIT, SUM_TIMER_WAIT
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FROM performance_schema.events_waits_summary_global_by_event_name
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WHERE COUNT_STAR > 0
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ORDER BY SUM_TIMER_WAIT DESC
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LIMIT 10;
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SELECT p.processlist_user, SUM(TIMER_WAIT) SUM_WAIT
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# ((TIME_TO_SEC(TIMEDIFF(NOW(), i.startup_time)) * 1000) / SUM(TIMER_WAIT)) * 100 WAIT_PERCENTAGE
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FROM performance_schema.events_waits_history_long h
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INNER JOIN performance_schema.threads p USING (THREAD_ID)
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GROUP BY p.processlist_user
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ORDER BY SUM_WAIT DESC
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LIMIT 20;
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SELECT h.EVENT_NAME, SUM(h.TIMER_WAIT) TOTAL_WAIT
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FROM performance_schema.events_waits_history_long h
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INNER JOIN performance_schema.threads p USING (THREAD_ID)
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WHERE p.PROCESSLIST_ID = 1
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GROUP BY h.EVENT_NAME
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HAVING TOTAL_WAIT > 0;
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SELECT p.processlist_user, h.operation, SUM(NUMBER_OF_BYTES) bytes
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FROM performance_schema.events_waits_history_long h
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INNER JOIN performance_schema.threads p USING (THREAD_ID)
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GROUP BY p.processlist_user, h.operation
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HAVING BYTES > 0
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ORDER BY p.processlist_user, h.operation;
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UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
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show status like "performance_schema%";
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Variable_name Value
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Performance_schema_accounts_lost 0
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Performance_schema_cond_classes_lost 0
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Performance_schema_cond_instances_lost 0
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Performance_schema_digest_lost 0
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Performance_schema_file_classes_lost 0
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Performance_schema_file_handles_lost 0
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Performance_schema_file_instances_lost 0
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Performance_schema_hosts_lost 0
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Performance_schema_locker_lost 0
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Performance_schema_mutex_classes_lost 0
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Performance_schema_mutex_instances_lost 0
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Performance_schema_rwlock_classes_lost 0
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Performance_schema_rwlock_instances_lost 0
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Performance_schema_session_connect_attrs_lost 0
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Performance_schema_socket_classes_lost 0
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Performance_schema_socket_instances_lost 0
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Performance_schema_stage_classes_lost 0
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Performance_schema_statement_classes_lost 0
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Performance_schema_table_handles_lost 0
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Performance_schema_table_instances_lost 0
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Performance_schema_thread_classes_lost 0
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Performance_schema_thread_instances_lost 0
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Performance_schema_users_lost 0
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