[MDEV-25615] Galera test failure on galera_var_dirty_reads Created: 2021-05-07  Updated: 2023-04-11

Status: Open
Project: MariaDB Server
Component/s: Galera, Tests
Affects Version/s: 10.6
Fix Version/s: 10.6

Type: Bug Priority: Major
Reporter: Jan Lindström (Inactive) Assignee: Julius Goryavsky
Resolution: Unresolved Votes: 0
Labels: None


 Description   

http://buildbot.askmonty.org/buildbot/builders/kvm-deb-groovy-amd64/builds/1052/steps/mtr-galera/logs/stdio

galera.galera_var_dirty_reads 'innodb'   w1 [ fail ]
        Test ended at 2021-05-06 16:48:01
 
CURRENT_TEST: galera.galera_var_dirty_reads
mysqltest: In included file "./include/galera_wait_ready.inc": 
included from ./include/wait_wsrep_ready.inc at line 14:
included from ./include/wait_until_connected_again.inc at line 27:
included from /usr/share/mysql/mysql-test/suite/galera/t/galera_var_dirty_reads.test at line 65:
At line 28: "Server did not transition to READY state"
 
The result from queries just before the failure was:
< snip >
1
SELECT 1 FROM t1;
1
1
SELECT i, variable_name, variable_value FROM t1, information_schema.session_variables WHERE variable_name LIKE "wsrep_dirty_reads" AND i = 1;
i	variable_name	variable_value
1	WSREP_DIRTY_READS	ON
SET @@session.wsrep_dirty_reads=OFF;
SELECT i, variable_name, variable_value FROM t1, information_schema.session_variables WHERE variable_name LIKE "wsrep_dirty_reads" AND i = 1;
Got one of the listed errors
SELECT 1;
1
1
USE information_schema;
SELECT * FROM information_schema.session_variables WHERE variable_name LIKE "wsrep_dirty_reads";
VARIABLE_NAME	VARIABLE_VALUE
WSREP_DIRTY_READS	OFF
SELECT COUNT(*) >= 10 FROM performance_schema.events_statements_history;
COUNT(*) >= 10
1


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