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Make mysql.innodb_mysql_lock deterministic

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MDEV-7861 main.innodb_mysql_lock fails sporadically in buildbot
This commit is contained in:
Monty
2020-03-26 19:39:51 +02:00
parent caf110fa52
commit 0fb84216a3
2 changed files with 7 additions and 3 deletions
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1
mysql-test/main/innodb_mysql_lock.result
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@ -21,6 +21,7 @@ connection con3;
set @@autocommit=0; set @@autocommit=0;
DROP TABLE t1; DROP TABLE t1;
connection con1; connection con1;
# Waiting for until transaction will be locked inside innodb subsystem
# Connection 1 is now holding the lock. # Connection 1 is now holding the lock.
# Issuing insert from connection 1 while connection 2&3 # Issuing insert from connection 1 while connection 2&3
# is waiting for the lock should give a deadlock error. # is waiting for the lock should give a deadlock error.

9
mysql-test/main/innodb_mysql_lock.test
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@ -1,3 +1,4 @@
--source include/have_metadata_lock_info.inc
-- source include/have_innodb.inc -- source include/have_innodb.inc
# Save the initial number of concurrent sessions. # Save the initial number of concurrent sessions.
@ -36,10 +37,12 @@ set @@autocommit=0;
--send DROP TABLE t1 --send DROP TABLE t1
connection con1; connection con1;
--echo # Waiting for until transaction will be locked inside innodb subsystem
let $wait_condition= let $wait_condition=
SELECT COUNT(*) = 1 FROM information_schema.processlist SELECT COUNT(*) = 1 FROM information_schema.innodb_trx
WHERE info = "INSERT INTO t1 VALUES (1)" and WHERE trx_query = 'INSERT INTO t1 VALUES (1)' AND
state = "update"; trx_operation_state = 'inserting' AND
trx_state = 'LOCK WAIT';
--source include/wait_condition.inc --source include/wait_condition.inc
let $wait_condition= let $wait_condition=
SELECT COUNT(*) = 1 FROM information_schema.processlist SELECT COUNT(*) = 1 FROM information_schema.processlist