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Bug#14100113 - PERFSCHEMA.FUNC_MUTEX FAILS WITH RESULT CONTENT MISMATCH OCCASIONALLY ON PB2

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Improved the robustness of the func_mutex test.
This commit is contained in:
Marc Alff 2012-09-07 11:09:22 +02:00
parent b143676297
commit e5f925b066
2 changed files with 38 additions and 0 deletions
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25
mysql-test/suite/perfschema/r/func_mutex.result
View File

@ -2,6 +2,15 @@ UPDATE performance_schema.setup_instruments SET enabled = 'NO', timed = 'YES';
UPDATE performance_schema.setup_instruments SET enabled = 'YES' UPDATE performance_schema.setup_instruments SET enabled = 'YES'
WHERE name LIKE 'wait/synch/mutex/%' WHERE name LIKE 'wait/synch/mutex/%'
OR name LIKE 'wait/synch/rwlock/%'; OR name LIKE 'wait/synch/rwlock/%';
flush status;
select NAME from performance_schema.mutex_instances
where NAME = 'wait/synch/mutex/sql/LOCK_open';
NAME
wait/synch/mutex/sql/LOCK_open
select NAME from performance_schema.rwlock_instances
where NAME = 'wait/synch/rwlock/sql/LOCK_grant';
NAME
wait/synch/rwlock/sql/LOCK_grant
DROP TABLE IF EXISTS t1; DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (id INT PRIMARY KEY, b CHAR(100) DEFAULT 'initial value') CREATE TABLE t1 (id INT PRIMARY KEY, b CHAR(100) DEFAULT 'initial value')
ENGINE=MyISAM; ENGINE=MyISAM;
@ -112,3 +121,19 @@ test_fm2_rw_timed
Success Success
UPDATE performance_schema.setup_instruments SET enabled = 'YES'; UPDATE performance_schema.setup_instruments SET enabled = 'YES';
DROP TABLE t1; DROP TABLE t1;
show status like "performance_schema%";
Variable_name Value
Performance_schema_cond_classes_lost 0
Performance_schema_cond_instances_lost 0
Performance_schema_file_classes_lost 0
Performance_schema_file_handles_lost 0
Performance_schema_file_instances_lost 0
Performance_schema_locker_lost 0
Performance_schema_mutex_classes_lost 0
Performance_schema_mutex_instances_lost 0
Performance_schema_rwlock_classes_lost 0
Performance_schema_rwlock_instances_lost 0
Performance_schema_table_handles_lost 0
Performance_schema_table_instances_lost 0
Performance_schema_thread_classes_lost 0
Performance_schema_thread_instances_lost 0

13
mysql-test/suite/perfschema/t/func_mutex.test
View File

@ -13,6 +13,15 @@ UPDATE performance_schema.setup_instruments SET enabled = 'YES'
WHERE name LIKE 'wait/synch/mutex/%' WHERE name LIKE 'wait/synch/mutex/%'
OR name LIKE 'wait/synch/rwlock/%'; OR name LIKE 'wait/synch/rwlock/%';
# reset lost counters
flush status;
# Make sure objects are instrumented
select NAME from performance_schema.mutex_instances
where NAME = 'wait/synch/mutex/sql/LOCK_open';
select NAME from performance_schema.rwlock_instances
where NAME = 'wait/synch/rwlock/sql/LOCK_grant';
--disable_warnings --disable_warnings
DROP TABLE IF EXISTS t1; DROP TABLE IF EXISTS t1;
--enable_warnings --enable_warnings
@ -116,3 +125,7 @@ SELECT IF((COALESCE(@after_count, 0) - COALESCE(@before_count, 0)) = 0, 'Success
# Clean-up. # Clean-up.
UPDATE performance_schema.setup_instruments SET enabled = 'YES'; UPDATE performance_schema.setup_instruments SET enabled = 'YES';
DROP TABLE t1; DROP TABLE t1;
# In case of failure, will indicate the root cause
show status like "performance_schema%";