77 lines
2.4 KiB
Plaintext
77 lines
2.4 KiB
Plaintext
# Performance schema tests, for SX-lock
|
|
# Note that only Innodb provides instrumented SX-locks,
|
|
# so this test depends largely on the innodb instrumentation.
|
|
|
|
UPDATE performance_schema.setup_instruments SET enabled = 'NO', timed = 'YES';
|
|
|
|
UPDATE performance_schema.setup_instruments SET enabled = 'YES'
|
|
WHERE name like 'wait/synch/sxlock/%';
|
|
|
|
TRUNCATE TABLE performance_schema.events_waits_history_long;
|
|
TRUNCATE TABLE performance_schema.events_waits_history;
|
|
TRUNCATE TABLE performance_schema.events_waits_current;
|
|
|
|
# Check some SX-locks classes are instrumented
|
|
# (exclude instruments that depend on compiling options)
|
|
select name from performance_schema.setup_instruments
|
|
where name like "wait/synch/sxlock/%"
|
|
and name not in
|
|
("wait/synch/sxlock/innodb/buf_block_lock",
|
|
"wait/synch/sxlock/innodb/buf_block_debug_latch")
|
|
order by name;
|
|
|
|
# Check some SX-locks instances are instrumented
|
|
select name from performance_schema.rwlock_instances
|
|
where name in
|
|
(
|
|
'wait/synch/sxlock/innodb/btr_search_latch',
|
|
'wait/synch/sxlock/innodb/checkpoint_lock',
|
|
'wait/synch/sxlock/innodb/dict_operation_lock',
|
|
'wait/synch/sxlock/innodb/trx_i_s_cache_lock',
|
|
'wait/synch/sxlock/innodb/trx_purge_latch'
|
|
)
|
|
order by name;
|
|
|
|
# Some Innodb payload, to produce data
|
|
|
|
--disable_warnings
|
|
drop table if exists t1;
|
|
--enable_warnings
|
|
|
|
create table t1(a int) engine=XENGINE;
|
|
begin;
|
|
insert into t1 values (1), (2), (3);
|
|
insert into t1 values (1), (2), (3);
|
|
insert into t1 values (1), (2), (3);
|
|
commit;
|
|
drop table t1;
|
|
|
|
# Make sure some shared_lock operations have been executed
|
|
|
|
select operation from performance_schema.events_waits_history_long
|
|
where event_name like "wait/synch/sxlock/%"
|
|
and operation = "shared_lock" limit 1;
|
|
|
|
# Make sure some exclusive_lock operations have been executed
|
|
|
|
select operation from performance_schema.events_waits_history_long
|
|
where event_name like "wait/synch/sxlock/%"
|
|
and operation = "exclusive_lock" limit 1;
|
|
|
|
# The following operations are not verified in this test:
|
|
# - shared_exclusive_lock
|
|
# - try_shared_lock
|
|
# - try_shared_exclusive_lock
|
|
# - try_exclusive_lock
|
|
# because to observe them:
|
|
# - there must be an actual code path using the operation
|
|
# (this affects try operations, which are not all used)
|
|
# - there must be a repeatable scenario to trigger the
|
|
# code path, to use as payload in the test script
|
|
|
|
# Cleanup
|
|
|
|
|
|
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
|
|
|