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synced 2025-09-11 05:52:26 +03:00
3deac2ea77
Added explicit checkpoint wait instead of implicit assumption that statement sent via --send will already be executed when lock-contesting statement is started in another session.
29 lines
862 B
Plaintext
29 lines
862 B
Plaintext
connection node_2;
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connection node_1;
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CREATE TABLE t1(id int not null primary key, b int) engine=InnoDB;
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INSERT INTO t1 VALUES (0,0),(1,1),(2,2),(3,3);
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BEGIN;
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SET DEBUG_SYNC = 'wsrep_after_statement_enter SIGNAL blocked';
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UPDATE t1 set b = 100 where id between 1 and 2;;
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connect node_1b, 127.0.0.1, root, , test, $NODE_MYPORT_1;
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SET DEBUG_SYNC = 'now WAIT_FOR blocked';
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SET DEBUG_SYNC = 'wsrep_after_statement_enter CLEAR';
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connection node_1b;
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SET @save_dbug = @@SESSION.debug_dbug;
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SET @@SESSION.innodb_lock_wait_timeout=2;
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SET @@SESSION.debug_dbug = '+d,wsrep_instrument_BF_lock_wait';
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UPDATE t1 set b = 200 WHERE id = 1;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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SET @@SESSION.debug_dbug = @save_dbug;
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connection node_1;
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COMMIT;
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SELECT * FROM t1;
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id b
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0 0
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1 100
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2 100
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3 3
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SET DEBUG_SYNC = 'RESET';
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disconnect node_1b;
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DROP TABLE t1;
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