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MDEV-19313 Add test for thread_pool_info

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This commit is contained in:
Vladislav Vaintroub
2019-05-26 15:55:14 +02:00
parent 307ca69356
commit ff10e0f646
4 changed files with 133 additions and 1 deletions
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3
mysql-test/main/mysqld--help.test
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@@ -32,7 +32,8 @@ perl;
connect null-audit aria oqgraph sphinx thread-handling
test-sql-discovery query-cache-info in-predicate-conversion-threshold
query-response-time metadata-lock-info locales unix-socket
wsrep file-key-management cracklib-password-check user-variables/;
wsrep file-key-management cracklib-password-check user-variables
thread-pool-groups thread-pool-queues thread-pool-stats thread-pool-waits/;
# And substitute the content some environment variables with their
# names:

1
mysql-test/main/thread_pool_info.opt Normal file
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@@ -0,0 +1 @@
--thread-handling=pool-of-threads --loose-thread-pool-mode=generic --loose-thread-pool-groups=ON --loose-thread-pool-queues=ON --thread-pool-stats=ON --thread-pool-waits=ON

89
mysql-test/main/thread_pool_info.result Normal file
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@@ -0,0 +1,89 @@
DESC INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
Field Type Null Key Default Extra
GROUP_ID int(6) NO 0
CONNECTIONS int(6) NO 0
THREADS int(6) NO 0
ACTIVE_THREADS int(6) NO 0
STANDBY_THREADS int(6) NO 0
QUEUE_LENGTH int(6) NO 0
HAS_LISTENER tinyint(1) NO 0
IS_STALLED tinyint(1) NO 0
SELECT COUNT(*)=@@thread_pool_size FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
COUNT(*)=@@thread_pool_size
1
SELECT SUM(CONNECTIONS) FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SUM(CONNECTIONS)
1
SELECT SUM(THREADS) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SUM(THREADS) > 0
1
SELECT SUM(ACTIVE_THREADS) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SUM(ACTIVE_THREADS) > 0
1
SELECT SUM(QUEUE_LENGTH) FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SUM(QUEUE_LENGTH)
0
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) NO 0
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
THREAD_CREATIONS bigint(19) NO 0
THREAD_CREATIONS_DUE_TO_STALL bigint(19) NO 0
WAKES bigint(19) NO 0
WAKES_DUE_TO_STALL bigint(19) NO 0
THROTTLES bigint(19) NO 0
STALLS bigint(19) NO 0
POLLS_BY_LISTENER bigint(19) NO 0
POLLS_BY_WORKER bigint(19) NO 0
DEQUEUES_BY_LISTENER bigint(19) NO 0
DEQUEUES_BY_WORKER bigint(19) NO 0
SELECT SUM(DEQUEUES_BY_LISTENER+DEQUEUES_BY_WORKER) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(DEQUEUES_BY_LISTENER+DEQUEUES_BY_WORKER) > 0
1
SELECT SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER) > 0
1
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) FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER)
2
DESC INFORMATION_SCHEMA.THREAD_POOL_WAITS;
Field Type Null Key Default Extra
REASON varchar(16) NO
COUNT bigint(19) NO 0
SELECT REASON FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS;
REASON
UNKNOWN
SLEEP
DISKIO
ROW_LOCK
GLOBAL_LOCK
META_DATA_LOCK
TABLE_LOCK
USER_LOCK
BINLOG
GROUP_COMMIT
SYNC
NET
SELECT COUNT FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS WHERE REASON='Sleep';
COUNT
0
SELECT SLEEP(0.01);
SLEEP(0.01)
0
SELECT COUNT FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS WHERE REASON='Sleep';
COUNT
1
FLUSH THREAD_POOL_WAITS;

41
mysql-test/main/thread_pool_info.test Normal file
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@@ -0,0 +1,41 @@
source include/not_embedded.inc;
let $have_plugin = `SELECT COUNT(*) FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_STATUS='ACTIVE' AND PLUGIN_NAME = 'THREAD_POOL_GROUPS'`;
if(!$have_plugin)
{
--skip Need thread_pool_groups plugin
}
#I_S.THREAD_POOL_GROUPS
DESC INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SELECT COUNT(*)=@@thread_pool_size FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SELECT SUM(CONNECTIONS) FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SELECT SUM(THREADS) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SELECT SUM(ACTIVE_THREADS) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SELECT SUM(QUEUE_LENGTH) FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
SELECT SUM(IS_STALLED) FROM INFORMATION_SCHEMA.THREAD_POOL_GROUPS;
# I_S.THREAD_POOL_QUEUES
DESC INFORMATION_SCHEMA.THREAD_POOL_QUEUES;
#Todo - figure out how to populate queue with debug test
# I_S.THREAD_POOL_STATS
DESC INFORMATION_SCHEMA.THREAD_POOL_STATS;
# The following query does not reliably give results, after FLUSH
# so if the test runs with --repeat, it would fail
#SELECT SUM(THREAD_CREATIONS) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SELECT SUM(DEQUEUES_BY_LISTENER+DEQUEUES_BY_WORKER) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SELECT SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER) > 0 FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
--disable_ps_protocol
FLUSH THREAD_POOL_STATS;
SELECT SUM(DEQUEUES_BY_LISTENER+DEQUEUES_BY_WORKER) FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
SELECT SUM(POLLS_BY_LISTENER+POLLS_BY_WORKER) FROM INFORMATION_SCHEMA.THREAD_POOL_STATS;
--enable_ps_protocol
#I_S.THREAD_POOL_WAITS
DESC INFORMATION_SCHEMA.THREAD_POOL_WAITS;
SELECT REASON FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS;
SELECT COUNT FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS WHERE REASON='Sleep';
SELECT SLEEP(0.01);
SELECT COUNT FROM INFORMATION_SCHEMA.THREAD_POOL_WAITS WHERE REASON='Sleep';
FLUSH THREAD_POOL_WAITS;