1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
|
include/rpl_init.inc [topology=1->2]
call mtr.add_suppression("Deadlock found when trying to get lock; try restarting transaction");
call mtr.add_suppression("Can't find record in 't1'");
call mtr.add_suppression("Can't find record in 't2'");
connection server_1;
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
CREATE TABLE t1 (a int PRIMARY KEY, b INT) ENGINE=InnoDB;
connection server_2;
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
include/stop_slave.inc
SET GLOBAL slave_parallel_threads=10;
CHANGE MASTER TO master_use_gtid=slave_pos;
SET @old_parallel_mode=@@GLOBAL.slave_parallel_mode;
SET GLOBAL slave_parallel_mode='optimistic';
SET @old_gtid_cleanup_batch_size= @@GLOBAL.gtid_cleanup_batch_size;
SET GLOBAL gtid_cleanup_batch_size= 1000000;
connection server_1;
INSERT INTO t1 VALUES(1,1);
BEGIN;
INSERT INTO t1 VALUES(2,1);
INSERT INTO t1 VALUES(3,1);
COMMIT;
DELETE FROM t1 WHERE a=2;
INSERT INTO t1 VALUES (2,2);
DELETE FROM t1 WHERE a=2;
INSERT INTO t1 VALUES (2,3);
DELETE FROM t1 WHERE a=2;
INSERT INTO t1 VALUES (2,4);
DELETE FROM t1 WHERE a=2;
INSERT INTO t1 VALUES (2,5);
DELETE FROM t1 WHERE a=3;
INSERT INTO t1 VALUES(3,2);
DELETE FROM t1 WHERE a=1;
INSERT INTO t1 VALUES(1,2);
DELETE FROM t1 WHERE a=3;
INSERT INTO t1 VALUES(3,3);
DELETE FROM t1 WHERE a=2;
INSERT INTO t1 VALUES (2,6);
include/save_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 6
3 3
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 6
3 3
*** Test a bunch of non-transactional/DDL event groups. ***
connection server_2;
include/stop_slave.inc
connection server_1;
INSERT INTO t1 VALUES (4,4);
INSERT INTO t1 VALUES (5,5);
CREATE TABLE t2 (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1);
CREATE TABLE t3 (a INT PRIMARY KEY) ENGINE=MyISAM;
ALTER TABLE t2 ADD b INT;
INSERT INTO t2 VALUES (2,2);
ALTER TABLE t2 DROP b;
INSERT INTO t2 VALUES (3);
ALTER TABLE t2 ADD c INT;
INSERT INTO t2 VALUES (4,5);
INSERT INTO t2 VALUES (5,5);
INSERT INTO t3 VALUES (1);
UPDATE t2 SET c=NULL WHERE a=4;
ALTER TABLE t2 ADD UNIQUE (c);
INSERT INTO t2 VALUES (6,6);
UPDATE t2 SET c=c+100 WHERE a=2;
INSERT INTO t3(a) VALUES (2);
DELETE FROM t3 WHERE a=2;
INSERT INTO t3(a) VALUES (2);
DELETE FROM t3 WHERE a=2;
ALTER TABLE t3 CHANGE a c INT NOT NULL;
INSERT INTO t3(c) VALUES (2);
DELETE FROM t3 WHERE c=2;
INSERT INTO t3 SELECT a+200 FROM t2;
DELETE FROM t3 WHERE c >= 200;
INSERT INTO t3 SELECT a+200 FROM t2;
include/save_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 6
3 3
4 4
5 5
SELECT * FROM t2 ORDER BY a;
a c
1 NULL
2 NULL
3 NULL
4 NULL
5 5
6 6
SELECT * FROM t3 ORDER BY c;
c
1
201
202
203
204
205
206
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 6
3 3
4 4
5 5
SELECT * FROM t2 ORDER BY a;
a c
1 NULL
2 NULL
3 NULL
4 NULL
5 5
6 6
SELECT * FROM t3 ORDER BY c;
c
1
201
202
203
204
205
206
SELECT IF(COUNT(*) >= 30, "OK", CONCAT("Error: too few old rows found: ", COUNT(*)))
FROM mysql.gtid_slave_pos;
IF(COUNT(*) >= 30, "OK", CONCAT("Error: too few old rows found: ", COUNT(*)))
OK
SET GLOBAL gtid_cleanup_batch_size=1;
*** Test @@skip_parallel_replication. ***
connection server_2;
include/stop_slave.inc
connection server_1;
UPDATE t1 SET b=10 WHERE a=3;
SET SESSION skip_parallel_replication=1;
UPDATE t1 SET b=20 WHERE a=3;
UPDATE t1 SET b=30 WHERE a=3;
UPDATE t1 SET b=50 WHERE a=3;
UPDATE t1 SET b=80 WHERE a=3;
UPDATE t1 SET b=130 WHERE a=3;
UPDATE t1 SET b=210 WHERE a=3;
UPDATE t1 SET b=340 WHERE a=3;
UPDATE t1 SET b=550 WHERE a=3;
UPDATE t1 SET b=890 WHERE a=3;
SET SESSION skip_parallel_replication=0;
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 6
3 890
4 4
5 5
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 6
3 890
4 4
5 5
status
Ok, no retry
*** Test that we do not replicate in parallel transactions that had row lock waits on the master ***
connection server_2;
include/stop_slave.inc
connection server_1;
connect m1,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m2,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m3,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m4,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m5,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m6,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m7,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connect m8,127.0.0.1,root,,test,$SERVER_MYPORT_1,;
connection default;
BEGIN;
UPDATE t1 SET b=b+1 WHERE a=3;
connection m1;
SET debug_sync='thd_report_wait_for SIGNAL waiting1';
UPDATE t1 SET b=1001 WHERE a=3;
connection default;
SET debug_sync='now WAIT_FOR waiting1';
connection m2;
BEGIN;
UPDATE t1 SET b=1002 WHERE a=5;
SET debug_sync='thd_report_wait_for SIGNAL waiting2';
UPDATE t1 SET b=102 WHERE a=3;
connection default;
SET debug_sync='now WAIT_FOR waiting2';
UPDATE t1 SET b=1000 WHERE a=1;
connection m3;
SET debug_sync='thd_report_wait_for SIGNAL waiting3';
UPDATE t1 SET b=1003 WHERE a=5;
connection default;
SET debug_sync='now WAIT_FOR waiting3';
connection m4;
SET debug_sync='thd_report_wait_for SIGNAL waiting4';
UPDATE t1 SET b=1004 WHERE a=3;
connection default;
SET debug_sync='now WAIT_FOR waiting4';
connection m5;
SET debug_sync='thd_report_wait_for SIGNAL waiting5';
UPDATE t1 SET b=1005 WHERE a=5;
connection default;
SET debug_sync='now WAIT_FOR waiting5';
connection m6;
SET debug_sync='thd_report_wait_for SIGNAL waiting6';
UPDATE t1 SET b=1006 WHERE a=1;
connection default;
SET debug_sync='now WAIT_FOR waiting6';
connection m7;
SET debug_sync='thd_report_wait_for SIGNAL waiting7';
UPDATE t1 SET b=1007 WHERE a=5;
connection default;
SET debug_sync='now WAIT_FOR waiting7';
connection m8;
SET debug_sync='thd_report_wait_for SIGNAL waiting8';
UPDATE t1 SET b=1008 WHERE a=3;
connection default;
SET debug_sync='now WAIT_FOR waiting8';
connection default;
COMMIT;
connection m1;
connection m2;
COMMIT;
connection m3;
connection m4;
connection m5;
connection m6;
connection m7;
connection m8;
connection default;
SET debug_sync='RESET';
SELECT * FROM t1 ORDER BY a;
a b
1 1006
2 6
3 1008
4 4
5 1007
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 1006
2 6
3 1008
4 4
5 1007
status
Ok, no retry
*** Test that we replicate correctly when using READ COMMITTED and binlog_format=MIXED on the slave ***
connection server_2;
include/stop_slave.inc
SET @old_format= @@GLOBAL.binlog_format;
SET GLOBAL binlog_format= MIXED;
SET @old_isolation= @@GLOBAL.tx_isolation;
SET GLOBAL TRANSACTION ISOLATION LEVEL READ COMMITTED;
SET GLOBAL slave_parallel_threads=0;
SET GLOBAL slave_parallel_threads=10;
connection server_1;
DROP TABLE t1, t2;
CREATE TABLE t1 (a int PRIMARY KEY, b INT) ENGINE=InnoDB;
CREATE TABLE t2 (a int PRIMARY KEY, b INT) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1,0), (2,0), (3,0);
INSERT INTO t2 VALUES (1,0), (2,0);
INSERT INTO t1 SELECT 4, COUNT(*) FROM t2;
INSERT INTO t2 SELECT 4, COUNT(*) FROM t1;
INSERT INTO t1 SELECT 5, COUNT(*) FROM t2;
INSERT INTO t2 SELECT 5, COUNT(*) FROM t1;
INSERT INTO t2 SELECT 6, COUNT(*) FROM t1;
INSERT INTO t1 SELECT 6, COUNT(*) FROM t2;
INSERT INTO t1 SELECT 7, COUNT(*) FROM t2;
INSERT INTO t2 SELECT 7, COUNT(*) FROM t1;
INSERT INTO t2 SELECT 8, COUNT(*) FROM t1;
INSERT INTO t1 SELECT 8, COUNT(*) FROM t2;
INSERT INTO t2 SELECT 9, COUNT(*) FROM t1;
INSERT INTO t1 SELECT 9, COUNT(*) FROM t2;
INSERT INTO t1 SELECT 10, COUNT(*) FROM t2;
INSERT INTO t2 SELECT 10, COUNT(*) FROM t1;
SELECT * FROM t1 ORDER BY a;
a b
1 0
2 0
3 0
4 2
5 3
6 5
7 5
8 7
9 8
10 8
SELECT * FROM t2 ORDER BY a;
a b
1 0
2 0
4 4
5 5
6 5
7 7
8 7
9 8
10 10
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 0
2 0
3 0
4 2
5 3
6 5
7 5
8 7
9 8
10 8
SELECT * FROM t2 ORDER BY a;
a b
1 0
2 0
4 4
5 5
6 5
7 7
8 7
9 8
10 10
include/stop_slave.inc
SET GLOBAL binlog_format= @old_format;
SET GLOBAL tx_isolation= @old_isolation;
include/start_slave.inc
*** MDEV-7888: ANALYZE TABLE does wakeup_subsequent_commits(), causing wrong binlog order and parallel replication hang ***
connection server_1;
DROP TABLE t1, t2, t3;
CREATE TABLE t1 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
CREATE TABLE t2 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
CREATE TABLE t3 (a INT PRIMARY KEY, b INT) ENGINE=MyISAM;
INSERT INTO t2 VALUES (1,1), (2,1), (3,1), (4,1), (5,1);
include/save_master_gtid.inc
connection server_2;
include/sync_with_master_gtid.inc
include/stop_slave.inc
SET @old_dbug= @@GLOBAL.debug_dbug;
SET GLOBAL debug_dbug= '+d,inject_analyze_table_sleep';
connection server_1;
ALTER TABLE t2 COMMENT "123abc";
ANALYZE TABLE t2;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
INSERT INTO t1 VALUES (1,2);
INSERT INTO t1 VALUES (2,2);
INSERT INTO t1 VALUES (3,2);
INSERT INTO t1 VALUES (4,2);
INSERT INTO t3 VALUES (1,3);
ALTER TABLE t2 COMMENT "hello, world";
BEGIN;
INSERT INTO t1 VALUES (5,4);
INSERT INTO t1 VALUES (6,4);
INSERT INTO t1 VALUES (7,4);
INSERT INTO t1 VALUES (8,4);
INSERT INTO t1 VALUES (9,4);
INSERT INTO t1 VALUES (10,4);
INSERT INTO t1 VALUES (11,4);
INSERT INTO t1 VALUES (12,4);
INSERT INTO t1 VALUES (13,4);
INSERT INTO t1 VALUES (14,4);
INSERT INTO t1 VALUES (15,4);
INSERT INTO t1 VALUES (16,4);
INSERT INTO t1 VALUES (17,4);
INSERT INTO t1 VALUES (18,4);
INSERT INTO t1 VALUES (19,4);
INSERT INTO t1 VALUES (20,4);
COMMIT;
INSERT INTO t1 VALUES (21,5);
INSERT INTO t1 VALUES (22,5);
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 2
3 2
4 2
5 4
6 4
7 4
8 4
9 4
10 4
11 4
12 4
13 4
14 4
15 4
16 4
17 4
18 4
19 4
20 4
21 5
22 5
SELECT * FROM t2 ORDER BY a;
a b
1 1
2 1
3 1
4 1
5 1
SELECT * FROM t3 ORDER BY a;
a b
1 3
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;
a b
1 2
2 2
3 2
4 2
5 4
6 4
7 4
8 4
9 4
10 4
11 4
12 4
13 4
14 4
15 4
16 4
17 4
18 4
19 4
20 4
21 5
22 5
SELECT * FROM t2 ORDER BY a;
a b
1 1
2 1
3 1
4 1
5 1
SELECT * FROM t3 ORDER BY a;
a b
1 3
include/stop_slave.inc
SET GLOBAL debug_dbug= @old_debug;
include/start_slave.inc
*** MDEV-7929: record_gtid() for non-transactional event group calls wakeup_subsequent_commits() too early, causing slave hang. ***
connection server_2;
include/stop_slave.inc
SET @old_dbug= @@GLOBAL.debug_dbug;
SET GLOBAL debug_dbug= '+d,inject_record_gtid_serverid_100_sleep';
connection server_1;
ALTER TABLE t3 COMMENT "DDL statement 1";
INSERT INTO t1 VALUES (30,0);
INSERT INTO t1 VALUES (31,0);
INSERT INTO t1 VALUES (32,0);
INSERT INTO t1 VALUES (33,0);
INSERT INTO t1 VALUES (34,0);
INSERT INTO t1 VALUES (35,0);
INSERT INTO t1 VALUES (36,0);
SET @old_server_id= @@SESSION.server_id;
SET SESSION server_id= 100;
ANALYZE TABLE t2;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
SET SESSION server_id= @old_server_id;
INSERT INTO t1 VALUES (37,0);
ALTER TABLE t3 COMMENT "DDL statement 2";
INSERT INTO t1 VALUES (38,0);
INSERT INTO t1 VALUES (39,0);
ALTER TABLE t3 COMMENT "DDL statement 3";
SELECT * FROM t1 WHERE a >= 30 ORDER BY a;
a b
30 0
31 0
32 0
33 0
34 0
35 0
36 0
37 0
38 0
39 0
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 WHERE a >= 30 ORDER BY a;
a b
30 0
31 0
32 0
33 0
34 0
35 0
36 0
37 0
38 0
39 0
include/stop_slave.inc
SET GLOBAL debug_dbug= @old_debug;
include/start_slave.inc
*** MDEV-8113: ALTER TABLE causes slave hang in optimistic parallel replication ***
connection server_2;
include/stop_slave.inc
connection server_1;
ALTER TABLE t2 ADD c INT;
INSERT INTO t2 (a,b) VALUES (50, 0);
INSERT INTO t2 (a,b) VALUES (51, 1);
INSERT INTO t2 (a,b) VALUES (52, 2);
INSERT INTO t2 (a,b) VALUES (53, 3);
INSERT INTO t2 (a,b) VALUES (54, 4);
INSERT INTO t2 (a,b) VALUES (55, 5);
INSERT INTO t2 (a,b) VALUES (56, 6);
INSERT INTO t2 (a,b) VALUES (57, 7);
INSERT INTO t2 (a,b) VALUES (58, 8);
INSERT INTO t2 (a,b) VALUES (59, 9);
ALTER TABLE t2 DROP COLUMN c;
SELECT * FROM t2 WHERE a >= 50 ORDER BY a;
a b
50 0
51 1
52 2
53 3
54 4
55 5
56 6
57 7
58 8
59 9
include/save_master_gtid.inc
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t2 WHERE a >= 50 ORDER BY a;
a b
50 0
51 1
52 2
53 3
54 4
55 5
56 6
57 7
58 8
59 9
*** MDEV-8075: DROP TEMPORARY TABLE not marked as ddl, causing optimistic parallel replication to fail ***
connection server_2;
include/stop_slave.inc
connection server_1;
INSERT INTO t1 VALUES (40, 10);
CREATE TEMPORARY TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (41);
BEGIN;
INSERT INTO t2 SELECT a, 20 FROM t1;
DROP TEMPORARY TABLE t1;
COMMIT;
INSERT INTO t1 VALUES (42, 10);
include/save_master_gtid.inc
SELECT * FROM t1 WHERE a >= 40 ORDER BY a;
a b
40 10
42 10
SELECT * FROM t2 WHERE a >= 40 ORDER BY a;
a b
41 20
50 0
51 1
52 2
53 3
54 4
55 5
56 6
57 7
58 8
59 9
connection server_2;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 WHERE a >= 40 ORDER BY a;
a b
40 10
42 10
SELECT * FROM t2 WHERE a >= 40 ORDER BY a;
a b
41 20
50 0
51 1
52 2
53 3
54 4
55 5
56 6
57 7
58 8
59 9
connection server_1;
DELETE FROM t1;
DELETE FROM t2;
include/save_master_gtid.inc
connection server_2;
include/sync_with_master_gtid.inc
connection server_2;
set global log_warnings=2;
BEGIN;
INSERT INTO t1 SET a=1;
connection server_1;
SET @save.binlog_format=@@session.binlog_format;
SET @@SESSION.binlog_format=row;
BEGIN;
INSERT INTO t1 SET a=1;
INSERT INTO t2 SET a=1;
COMMIT;
BEGIN;
DELETE FROM t2;
COMMIT;
connection server_2;
connection server_2;
ROLLBACK;
connection server_1;
SET @@SESSION.binlog_format= @save.binlog_format;
DELETE FROM t1;
DELETE FROM t2;
include/save_master_gtid.inc
connection server_2;
include/sync_with_master_gtid.inc
connection server_2;
include/stop_slave.inc
set global log_warnings=default;
SET GLOBAL slave_parallel_mode=@old_parallel_mode;
SET GLOBAL slave_parallel_threads=@old_parallel_threads;
include/start_slave.inc
connection server_1;
DROP TABLE t1, t2, t3;
include/save_master_gtid.inc
connection server_2;
include/sync_with_master_gtid.inc
SELECT COUNT(*) <= 5*@@GLOBAL.gtid_cleanup_batch_size
FROM mysql.gtid_slave_pos;
COUNT(*) <= 5*@@GLOBAL.gtid_cleanup_batch_size
1
SET GLOBAL gtid_cleanup_batch_size= @old_gtid_cleanup_batch_size;
connection server_1;
include/rpl_end.inc
|
