database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

MDEV-7324 - Lock-free hash for table definition cache

Browse Source
This commit is contained in:
Sergey Vojtovich
2014-12-28 19:42:17 +04:00
parent 8883c54ac0
commit 6dbc48ca79
22 changed files with 911 additions and 773 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
mysql-test/suite/perfschema/t/func_mutex.test
View File

@ -19,7 +19,7 @@ flush status;
# Make sure objects are instrumented
select NAME from performance_schema.mutex_instances
where NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share' GROUP BY NAME;
where NAME = 'wait/synch/mutex/mysys/THR_LOCK::mutex' GROUP BY NAME;
select NAME from performance_schema.rwlock_instances
where NAME = 'wait/synch/rwlock/sql/LOCK_grant';
@ -49,18 +49,18 @@ SELECT * FROM t1 WHERE id = 1;
SET @before_count = (SELECT SUM(TIMER_WAIT)
FROM performance_schema.events_waits_history_long
WHERE (EVENT_NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share'));
WHERE (EVENT_NAME = 'wait/synch/mutex/mysys/THR_LOCK::mutex'));
SELECT * FROM t1;
SET @after_count = (SELECT SUM(TIMER_WAIT)
FROM performance_schema.events_waits_history_long
WHERE (EVENT_NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share'));
WHERE (EVENT_NAME = 'wait/synch/mutex/mysys/THR_LOCK::mutex'));
SELECT IF((@after_count - @before_count) > 0, 'Success', 'Failure') test_fm1_timed;
UPDATE performance_schema.setup_instruments SET enabled = 'NO'
WHERE NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share';
WHERE NAME = 'wait/synch/mutex/mysys/THR_LOCK::mutex';
TRUNCATE TABLE performance_schema.events_waits_history_long;
TRUNCATE TABLE performance_schema.events_waits_history;
@ -70,13 +70,13 @@ SELECT * FROM t1 WHERE id = 1;
SET @before_count = (SELECT SUM(TIMER_WAIT)
FROM performance_schema.events_waits_history_long
WHERE (EVENT_NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share'));
WHERE (EVENT_NAME = 'wait/synch/mutex/mysys/THR_LOCK::mutex'));
SELECT * FROM t1;
SET @after_count = (SELECT SUM(TIMER_WAIT)
FROM performance_schema.events_waits_history_long
WHERE (EVENT_NAME = 'wait/synch/mutex/sql/TABLE_SHARE::tdc.LOCK_table_share'));
WHERE (EVENT_NAME = 'wait/synch/mutex/mysys/THR_LOCK::mutex'));
SELECT IF((COALESCE(@after_count, 0) - COALESCE(@before_count, 0)) = 0, 'Success', 'Failure') test_fm2_timed;