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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.threads 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 NAME TYPE PROCESSLIST_ID PROCESSLIST_USER PROCESSLIST_HOST PROCESSLIST_DB PROCESSLIST_COMMAND PROCESSLIST_TIME PROCESSLIST_STATE PROCESSLIST_INFO PARENT_THREAD_ID ROLE INSTRUMENTED 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.threads
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;