include/master-slave.inc
[connection master]
*** MDEV-7847: "Slave worker thread retried transaction 10 time(s) in vain, giving up", followed by replication hanging ***
*** MDEV-7882: Excessive transaction retry in parallel replication ***
connection server_1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
CREATE TABLE t7 (a int PRIMARY KEY, b INT) ENGINE=InnoDB;
CREATE TABLE t8 (a int PRIMARY KEY, b INT) ENGINE=InnoDB;
connection server_2;
include/stop_slave.inc
connection server_1;
INSERT INTO t7 VALUES (1,1), (2,2), (3,3), (4,4), (5,5);
SET @old_dbug= @@SESSION.debug_dbug;
SET @commit_id= 42;
SET SESSION debug_dbug="+d,binlog_force_commit_id";
INSERT INTO t8 VALUES (1,1);
INSERT INTO t8 VALUES (2,2);
INSERT INTO t8 VALUES (3,3);
INSERT INTO t8 VALUES (4,4);
INSERT INTO t8 VALUES (5,5);
INSERT INTO t8 VALUES (6,6);
INSERT INTO t8 VALUES (7,7);
INSERT INTO t8 VALUES (8,8);
UPDATE t7 SET b=9 WHERE a=3;
UPDATE t7 SET b=10 WHERE a=3;
UPDATE t7 SET b=11 WHERE a=3;
INSERT INTO t8 VALUES (12,12);
INSERT INTO t8 VALUES (13,13);
UPDATE t7 SET b=14 WHERE a=3;
UPDATE t7 SET b=15 WHERE a=3;
INSERT INTO t8 VALUES (16,16);
UPDATE t7 SET b=17 WHERE a=3;
INSERT INTO t8 VALUES (18,18);
INSERT INTO t8 VALUES (19,19);
UPDATE t7 SET b=20 WHERE a=3;
INSERT INTO t8 VALUES (21,21);
UPDATE t7 SET b=22 WHERE a=3;
INSERT INTO t8 VALUES (23,24);
INSERT INTO t8 VALUES (24,24);
UPDATE t7 SET b=25 WHERE a=3;
INSERT INTO t8 VALUES (26,26);
UPDATE t7 SET b=27 WHERE a=3;
BEGIN;
INSERT INTO t8 VALUES (28,28);
INSERT INTO t8 VALUES (29,28), (30,28);
INSERT INTO t8 VALUES (31,28);
INSERT INTO t8 VALUES (32,28);
INSERT INTO t8 VALUES (33,28);
INSERT INTO t8 VALUES (34,28);
INSERT INTO t8 VALUES (35,28);
INSERT INTO t8 VALUES (36,28);
INSERT INTO t8 VALUES (37,28);
INSERT INTO t8 VALUES (38,28);
INSERT INTO t8 VALUES (39,28);
INSERT INTO t8 VALUES (40,28);
INSERT INTO t8 VALUES (41,28);
INSERT INTO t8 VALUES (42,28);
COMMIT;
SET @commit_id=43;
INSERT INTO t8 VALUES (43,43);
INSERT INTO t8 VALUES (44,44);
UPDATE t7 SET b=45 WHERE a=3;
INSERT INTO t8 VALUES (46,46);
INSERT INTO t8 VALUES (47,47);
UPDATE t7 SET b=48 WHERE a=3;
INSERT INTO t8 VALUES (49,49);
INSERT INTO t8 VALUES (50,50);
SET @commit_id=44;
INSERT INTO t8 VALUES (51,51);
INSERT INTO t8 VALUES (52,52);
UPDATE t7 SET b=53 WHERE a=3;
INSERT INTO t8 VALUES (54,54);
INSERT INTO t8 VALUES (55,55);
UPDATE t7 SET b=56 WHERE a=3;
INSERT INTO t8 VALUES (57,57);
UPDATE t7 SET b=58 WHERE a=3;
INSERT INTO t8 VALUES (58,58);
INSERT INTO t8 VALUES (59,59);
INSERT INTO t8 VALUES (60,60);
INSERT INTO t8 VALUES (61,61);
UPDATE t7 SET b=62 WHERE a=3;
INSERT INTO t8 VALUES (63,63);
INSERT INTO t8 VALUES (64,64);
INSERT INTO t8 VALUES (65,65);
INSERT INTO t8 VALUES (66,66);
UPDATE t7 SET b=67 WHERE a=3;
INSERT INTO t8 VALUES (68,68);
UPDATE t7 SET b=69 WHERE a=3;
UPDATE t7 SET b=70 WHERE a=3;
UPDATE t7 SET b=71 WHERE a=3;
INSERT INTO t8 VALUES (72,72);
UPDATE t7 SET b=73 WHERE a=3;
UPDATE t7 SET b=74 WHERE a=3;
UPDATE t7 SET b=75 WHERE a=3;
UPDATE t7 SET b=76 WHERE a=3;
INSERT INTO t8 VALUES (77,77);
UPDATE t7 SET b=78 WHERE a=3;
INSERT INTO t8 VALUES (79,79);
UPDATE t7 SET b=80 WHERE a=3;
INSERT INTO t8 VALUES (81,81);
UPDATE t7 SET b=82 WHERE a=3;
INSERT INTO t8 VALUES (83,83);
UPDATE t7 SET b=84 WHERE a=3;
SET @commit_id=45;
INSERT INTO t8 VALUES (85,85);
UPDATE t7 SET b=86 WHERE a=3;
INSERT INTO t8 VALUES (87,87);
SET @commit_id=46;
INSERT INTO t8 VALUES (88,88);
INSERT INTO t8 VALUES (89,89);
INSERT INTO t8 VALUES (90,90);
SET SESSION debug_dbug=@old_dbug;
INSERT INTO t8 VALUES (91,91);
INSERT INTO t8 VALUES (92,92);
INSERT INTO t8 VALUES (93,93);
INSERT INTO t8 VALUES (94,94);
INSERT INTO t8 VALUES (95,95);
INSERT INTO t8 VALUES (96,96);
INSERT INTO t8 VALUES (97,97);
INSERT INTO t8 VALUES (98,98);
INSERT INTO t8 VALUES (99,99);
SELECT * FROM t7 ORDER BY a;
a	b
1	1
2	2
3	86
4	4
5	5
SELECT * FROM t8 ORDER BY a;
a	b
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
12	12
13	13
16	16
18	18
19	19
21	21
23	24
24	24
26	26
28	28
29	28
30	28
31	28
32	28
33	28
34	28
35	28
36	28
37	28
38	28
39	28
40	28
41	28
42	28
43	43
44	44
46	46
47	47
49	49
50	50
51	51
52	52
54	54
55	55
57	57
58	58
59	59
60	60
61	61
63	63
64	64
65	65
66	66
68	68
72	72
77	77
79	79
81	81
83	83
85	85
87	87
88	88
89	89
90	90
91	91
92	92
93	93
94	94
95	95
96	96
97	97
98	98
99	99
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t7 ORDER BY a;
a	b
1	1
2	2
3	86
4	4
5	5
SELECT * FROM t8 ORDER BY a;
a	b
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
12	12
13	13
16	16
18	18
19	19
21	21
23	24
24	24
26	26
28	28
29	28
30	28
31	28
32	28
33	28
34	28
35	28
36	28
37	28
38	28
39	28
40	28
41	28
42	28
43	43
44	44
46	46
47	47
49	49
50	50
51	51
52	52
54	54
55	55
57	57
58	58
59	59
60	60
61	61
63	63
64	64
65	65
66	66
68	68
72	72
77	77
79	79
81	81
83	83
85	85
87	87
88	88
89	89
90	90
91	91
92	92
93	93
94	94
95	95
96	96
97	97
98	98
99	99
*** MDEV-8302: Duplicate key with parallel replication ***
connection server_2;
include/stop_slave.inc
/* Inject a small sleep which makes the race easier to hit. */
SET @old_dbug=@@GLOBAL.debug_dbug;
SET GLOBAL debug_dbug="+d,inject_mdev8302";
connection server_1;
INSERT INTO t7 VALUES (100,1), (101,2), (102,3), (103,4), (104,5);
SET @old_dbug= @@SESSION.debug_dbug;
SET @commit_id= 20000;
SET SESSION debug_dbug="+d,binlog_force_commit_id";
SET SESSION debug_dbug=@old_dbug;
SELECT * FROM t7 ORDER BY a;
a	b
1	1
2	2
3	86
4	4
5	5
100	5
101	1
102	2
103	3
104	4
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t7 ORDER BY a;
a	b
1	1
2	2
3	86
4	4
5	5
100	5
101	1
102	2
103	3
104	4
include/stop_slave.inc
SET GLOBAL debug_dbug=@old_dbug;
include/start_slave.inc
SET DEBUG_SYNC= 'RESET';
connection server_1;
DROP TABLE t7,t8;
SET DEBUG_SYNC= 'RESET';
include/rpl_end.inc