[MDEV-21492] Galera test sporadic failure on galera.galera_events2 Created: 2020-01-15  Updated: 2020-01-16  Resolved: 2020-01-16

Status: Closed
Project: MariaDB Server
Component/s: Galera, Tests
Affects Version/s: 10.3.22
Fix Version/s: 10.2.31, 10.3.22, 10.4.12, 10.5.1

Type: Bug Priority: Major
Reporter: Stepan Patryshev (Inactive) Assignee: Jan Lindström (Inactive)
Resolution: Fixed Votes: 0
Labels: None
Environment:

kvm-deb-xenial-amd64.



 Description   

galera.galera_events2 sporadically fails on bb.

stdout.log:

10.3.22 9c3eca85141836548214e3c68f256b3868502509

alera.galera_events2 'innodb'           w1 [ fail ]
        Test ended at 2020-01-12 15:46:05
 
CURRENT_TEST: galera.galera_events2
mysqltest: At line 69: query 'use events_test' failed: 1049: Unknown database 'events_test'
 
The result from queries just before the failure was:
< snip >
use events_test;
CREATE USER ev_test@localhost;
GRANT ALL ON events_test.* to ev_test@localhost;
connect  ev_con1,localhost,ev_test,,events_test;
CREATE EVENT one_event ON SCHEDULE EVERY 10 SECOND DO SELECT 123;
Warnings:
Warning	1105	Event scheduler is switched off, use SET GLOBAL event_scheduler=ON to enable it.
SHOW EVENTS;
Db	Name	Definer	Time zone	Type	Execute at	Interval value	Interval field	Starts	Ends	Status	Originator	character_set_client	collation_connection	Database Collation
events_test	one_event	ev_test@localhost	SYSTEM	RECURRING	NULL	10	#	#	NULL	ENABLED	1	latin1	latin1_swedish_ci	latin1_swedish_ci
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS ORDER BY EVENT_SCHEMA, EVENT_NAME;
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
ALTER EVENT one_event ON SCHEDULE EVERY 10 SECOND;
"The definer should be ev_test@localhost"
SELECT EVENT_CATALOG, EVENT_SCHEMA, EVENT_NAME, DEFINER, EVENT_BODY, EVENT_DEFINITION, EVENT_TYPE, EXECUTE_AT, INTERVAL_VALUE, INTERVAL_FIELD, STATUS,ON_COMPLETION, EVENT_COMMENT FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_NAME='one_event';
EVENT_CATALOG	EVENT_SCHEMA	EVENT_NAME	DEFINER	EVENT_BODY	EVENT_DEFINITION	EVENT_TYPE	EXECUTE_AT	INTERVAL_VALUE	INTERVAL_FIELD	STATUS	ON_COMPLETION	EVENT_COMMENT
def	events_test	one_event	ev_test@localhost	SQL	SELECT 123	RECURRING	NULL	10	SECOND	ENABLED	NOT PRESERVE	
connection node_2;
use events_test;
 
More results from queries before failure can be found in /dev/shm/var/1/log/galera_events2.log
 
 - saving '/dev/shm/var/1/log/galera.galera_events2-innodb/' to '/dev/shm/var/log/galera.galera_events2-innodb/'
 
Retrying test galera.galera_events2, attempt(2/3)...
 
worker[1] > Restart  - not started
worker[1] > Restart  - not started


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