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janlindstrom merged 2 commits into from
Jun 4, 2026
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Merged

10.11 mdev 38869 #5169

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098251c
MDEV-38952: Improve galera_sequences family of tests
mariadb-DenisProtivensky Mar 3, 2026
bfefcc1
MDEV-38869 : Galera test failure on galera.galera_sequences_recovery
janlindstrom Apr 22, 2026
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131 changes: 122 additions & 9 deletions mysql-test/suite/galera/r/galera_sequences_recovery.result
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Original file line number Diff line number Diff line change
Expand Up @@ -9,60 +9,80 @@ INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
connect node_1_ctrl, 127.0.0.1, root, , test, $NODE_MYPORT_1;
connection node_1_ctrl;
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_2;
BEGIN;
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
# Crash and restart the node, losing the transaction (1)
Killing server ...
Performing --wsrep-recover ...
Using --wsrep-start-position when starting mysqld ...
connection node_1;
connection node_2;
# Wait for the next_not_cached_value = 11 FROM s (1)
SELECT NEXTVAL(s);
NEXTVAL(s)
12
SELECT LASTVAL(s);
LASTVAL(s)
12
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_1;
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
COMMIT;
SET GLOBAL innodb_log_checkpoint_now=1;
SELECT LASTVAL(s);
LASTVAL(s)
29
31
SELECT COUNT(*) FROM t1;
COUNT(*)
10
SELECT * FROM t1;
f1 f2
1 1
3 1
5 1
7 1
9 1
21 1
23 1
25 1
27 1
29 1
31 1
connection node_2;
# Wait for the next_not_cached_value = 42 FROM s
SELECT LASTVAL(s);
LASTVAL(s)
12
SELECT NEXTVAL(s);
NEXTVAL(s)
32
42
SELECT * FROM t1;
f1 f2
1 1
3 1
5 1
7 1
9 1
21 1
23 1
25 1
27 1
29 1
31 1
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_1;
DROP TABLE t1;
DROP SEQUENCE s;
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_1;
CREATE SEQUENCE s INCREMENT=0 CACHE=5 ENGINE=InnoDB;
CREATE TABLE t1 (f1 INT PRIMARY KEY DEFAULT NEXTVAL(s), f2 INT) ENGINE=InnoDB;
Expand All @@ -73,6 +93,8 @@ INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
connection node_1_ctrl;
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_2;
BEGIN;
INSERT INTO t1(f2) values (2);
Expand All @@ -81,17 +103,51 @@ INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
INSERT INTO t1(f2) values (2);
connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
SET GLOBAL innodb_log_checkpoint_now=1;
SET SESSION wsrep_sync_wait=0;
# Wait for the next_not_cached_value = 31 FROM s (2a)
SELECT next_not_cached_value = 31 FROM s;
next_not_cached_value = 31
1
connection node_2;
# Crash and restart the node, losing the transaction (2)
Killing server ...
Performing --wsrep-recover ...
Using --wsrep-start-position when starting mysqld ...
connection node_1;
connection node_2;
# Wait for the next_not_cached_value = 31 FROM s (2)
SELECT LASTVAL(s);
LASTVAL(s)
NULL
connection node_1;
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
INSERT INTO t1(f2) values (1);
SELECT COUNT(*) FROM t1;
COUNT(*)
15
COMMIT;
SELECT LASTVAL(s);
LASTVAL(s)
19
29
SELECT * FROM t1;
f1 f2
1 1
Expand All @@ -104,10 +160,20 @@ f1 f2
15 1
17 1
19 1
21 1
23 1
25 1
27 1
29 1
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_2;
# Wait for the next_not_cached_value = 31 FROM s
SELECT LASTVAL(s);
LASTVAL(s)
NULL
SELECT NEXTVAL(s);
NEXTVAL(s)
22
32
SELECT * FROM t1;
f1 f2
1 1
Expand All @@ -120,13 +186,60 @@ f1 f2
15 1
17 1
19 1
21 1
23 1
25 1
27 1
29 1
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_1;
# Wait for the next_not_cached_value = 41 FROM s
SELECT LASTVAL(s);
LASTVAL(s)
19
29
SELECT NEXTVAL(s);
NEXTVAL(s)
33
41
SET GLOBAL innodb_log_checkpoint_now=1;
connection node_2;
# Wait for the next_not_cached_value = 52 FROM s
SELECT LASTVAL(s);
LASTVAL(s)
32
SELECT * from t1;
f1 f2
1 1
3 1
5 1
7 1
9 1
11 1
13 1
15 1
17 1
19 1
21 1
23 1
25 1
27 1
29 1
connection node_1;
SELECT * FROM t1;
f1 f2
1 1
3 1
5 1
7 1
9 1
11 1
13 1
15 1
17 1
19 1
21 1
23 1
25 1
27 1
29 1
DROP TABLE t1;
DROP SEQUENCE s;
2 changes: 2 additions & 0 deletions mysql-test/suite/galera/t/galera_sequences.cnf
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Original file line number Diff line number Diff line change
@@ -1,9 +1,11 @@
!include ../galera_2nodes.cnf

[mysqld.1]
wsrep-auto-increment-control=OFF
auto-increment-increment=2
auto-increment-offset=1

[mysqld.2]
wsrep-auto-increment-control=OFF
auto-increment-increment=2
auto-increment-offset=2
2 changes: 2 additions & 0 deletions mysql-test/suite/galera/t/galera_sequences_bf_kill.cnf
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Original file line number Diff line number Diff line change
@@ -1,9 +1,11 @@
!include ../galera_2nodes.cnf

[mysqld.1]
wsrep-auto-increment-control=OFF
auto-increment-increment=2
auto-increment-offset=1

[mysqld.2]
wsrep-auto-increment-control=OFF
auto-increment-increment=2
auto-increment-offset=2
5 changes: 5 additions & 0 deletions mysql-test/suite/galera/t/galera_sequences_recovery.cnf
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Original file line number Diff line number Diff line change
@@ -1,9 +1,14 @@
!include ../galera_2nodes.cnf

[mysqld.1]
wsrep-auto-increment-control=OFF
auto-increment-increment=2
auto-increment-offset=1
wsrep_provider_options='pc.weight=2;pc.ignore_sb=true'
wsrep-sync-wait=15

[mysqld.2]
wsrep-auto-increment-control=OFF
auto-increment-increment=2
auto-increment-offset=2
wsrep-sync-wait=15
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