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SELECT * FROM performance_schema.SETUP_INSTRUMENTS
WHERE ENABLED='NO' AND TIMED='NO';
NAME ENABLED TIMED
SELECT * FROM performance_schema.EVENTS_WAITS_CURRENT
WHERE (TIMER_END - TIMER_START != TIMER_WAIT);
THREAD_ID EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID OPERATION NUMBER_OF_BYTES FLAGS
SELECT * FROM performance_schema.EVENTS_WAITS_HISTORY
WHERE SPINS != NULL;
THREAD_ID EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID OPERATION NUMBER_OF_BYTES FLAGS
SELECT * FROM performance_schema.PROCESSLIST p,
performance_schema.EVENTS_WAITS_CURRENT e
WHERE p.THREAD_ID = e.THREAD_ID
AND TIMER_START = 0
ORDER BY e.EVENT_ID;
THREAD_ID ID NAME THREAD_ID EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID OPERATION NUMBER_OF_BYTES FLAGS
SELECT * FROM performance_schema.EVENTS_WAITS_CURRENT
WHERE THREAD_ID IN (SELECT THREAD_ID
FROM performance_schema.PROCESSLIST
ORDER BY THREAD_ID)
AND TIMER_END = 0
AND TIMER_WAIT != NULL
ORDER BY EVENT_ID;
THREAD_ID EVENT_ID EVENT_NAME SOURCE TIMER_START TIMER_END TIMER_WAIT SPINS OBJECT_SCHEMA OBJECT_NAME OBJECT_TYPE OBJECT_INSTANCE_BEGIN NESTING_EVENT_ID OPERATION NUMBER_OF_BYTES FLAGS
SELECT SUM(COUNT_READ) AS sum_count_read,
SUM(COUNT_WRITE) AS sum_count_write,
SUM(SUM_NUMBER_OF_BYTES_READ) AS sum_num_bytes_read,
SUM(SUM_NUMBER_OF_BYTES_WRITE) AS sum_num_bytes_write
FROM performance_schema.FILE_SUMMARY_BY_INSTANCE
WHERE FILE_NAME LIKE CONCAT('%', @@tmpdir, '%') ORDER BY NULL;
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