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MDEV-26440 Missing connection id value in I_S.thread_pool_queues

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It turns out, Field::set_notnull is required for a nullable I_S field.
Rework thread_pool_info.test to test request queueing in threadpool.
This commit is contained in:
Vladislav Vaintroub
2021-08-19 17:54:13 +02:00
parent 4009e9b253
commit 69b75cb3db
4 changed files with 91 additions and 15 deletions
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42
mysql-test/main/thread_pool_info.result
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@ -26,13 +26,6 @@ SUM(QUEUE_LENGTH)
SELECT SUM(IS_STALLED) FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SUM(IS_STALLED)
0
DESC INFORMATION_SCHEMA.THREAD_POOL_QUEUES;
Field Type Null Key Default Extra
GROUP_ID int(6) NO 0
POSITION int(6) NO 0
PRIORITY int(1) NO 0
CONNECTION_ID bigint(19) unsigned YES NULL
QUEUEING_TIME_MICROSECONDS bigint(19) NO 0
DESC INFORMATION_SCHEMA.THREAD_POOL_STATS;
Field Type Null Key Default Extra
GROUP_ID int(6) NO 0
@ -56,9 +49,12 @@ FLUSH THREAD_POOL_STATS;
SELECT SUM(DEQUEUES_BY_LISTENER+DEQUEUES_BY_WORKER) FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(DEQUEUES_BY_LISTENER+DEQUEUES_BY_WORKER)
1
SELECT SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER) BETWEEN 2 AND 3 FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER) BETWEEN 2 AND 3
1
SELECT SUM(POLLS_BY_LISTENER) FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(POLLS_BY_LISTENER)
2
SELECT SUM(POLLS_BY_WORKER) FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(POLLS_BY_WORKER)
0
DESC INFORMATION_SCHEMA.THREAD_POOL_WAITS;
Field Type Null Key Default Extra
REASON varchar(16) NO
@ -87,3 +83,29 @@ SELECT COUNT FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS WHERE REASON='Sleep';
COUNT
1
FLUSH THREAD_POOL_WAITS;
DESC INFORMATION_SCHEMA.THREAD_POOL_QUEUES;
Field Type Null Key Default Extra
GROUP_ID int(6) NO 0
POSITION int(6) NO 0
PRIORITY int(1) NO 0
CONNECTION_ID bigint(19) unsigned YES NULL
QUEUEING_TIME_MICROSECONDS bigint(19) NO 0
# restart: with restart_parameters
connect con1, localhost, root,,test;
connection con1;
connect con2, localhost, root,,test;
connection con2;
connect extra_con,127.0.0.1,root,,test,$extra_port,;
connection con1;
SELECT SLEEP(1000);
connection extra_con;
connection con2;
DO 1;
connection extra_con;
KILL QUERY con1_id;
disconnect extra_con;
connection con1;
disconnect con1;
connection con2;
disconnect con2;
connection default;