include/master-slave.inc
[connection master]
# Initialize
connection slave;
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
# Setup data
connection master;
CREATE TABLE t1 (a int PRIMARY KEY) ENGINE=InnoDB;
CREATE TABLE ta (a int);
include/save_master_gtid.inc
connection slave;
include/sync_with_master_gtid.inc
connection master; SET sql_log_bin=0;
CREATE FUNCTION foo(x INT, d1 VARCHAR(500), d2 VARCHAR(500))
RETURNS INT DETERMINISTIC
BEGIN RETURN x;
END
|| SET sql_log_bin=1;
connection slave; SET sql_log_bin=0;
CREATE FUNCTION foo(x INT, d1 VARCHAR(500), d2 VARCHAR(500))
RETURNS INT DETERMINISTIC
BEGIN IF d1 != '' THEN SET debug_sync = d1;
END IF; IF d2 != '' THEN SET debug_sync = d2;
END IF; RETURN x;
END
|| SET sql_log_bin=1;
include/stop_slave.inc SET @old_parallel_threads =@@GLOBAL.slave_parallel_threads; SET @old_parallel_mode =@@GLOBAL.slave_parallel_mode; SET @old_gtid_strict_mode =@@GLOBAL.gtid_strict_mode; SET GLOBAL slave_parallel_threads=10; SET GLOBAL slave_parallel_mode=conservative; SET GLOBAL gtid_strict_mode=ON;
include/start_slave.inc
connection master; SET @old_format= @@SESSION.binlog_format; SET binlog_format=statement;
INSERT INTO t1 VALUES (foo(1, 'rpl_parallel_after_mark_start_commit WAIT_FOR sig_go', ''));
ANALYZE TABLE ta;
Table Op Msg_type Msg_text
test.ta analyze status Engine-independent statistics collected
test.ta analyze status Table is already up to date
include/save_master_gtid.inc
connection slave;
SELECT info FROM information_schema.processlist WHERE state = "Waiting for prior transaction to commit";
info
ANALYZE TABLE ta set @@debug_sync="now signal sig_go";
include/sync_with_master_gtid.inc
# Cleanup
connection master;
DROP TABLE t1,ta;
connection slave; SET DEBUG_SYNC='RESET';
connection master; SET DEBUG_SYNC='RESET';
DROP FUNCTION foo;
include/save_master_gtid.inc
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc SET @@GLOBAL.slave_parallel_threads=@old_parallel_threads; SET @@GLOBAL.slave_parallel_mode =@old_parallel_mode; SET @@GLOBAL.gtid_strict_mode =@old_gtid_strict_mode;
include/start_slave.inc
include/rpl_end.inc
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-10)
¤
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