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51 lines
1.5 KiB
Text
51 lines
1.5 KiB
Text
include/master-slave.inc
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[connection master]
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MDEV-31655: Parallel replication deadlock victim preference code erroneously removed
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connection server_1;
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ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
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CREATE TABLE t1 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
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BEGIN;
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COMMIT;
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include/save_master_gtid.inc
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connection server_2;
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include/sync_with_master_gtid.inc
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include/stop_slave.inc
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SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
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SET @old_parallel_mode=@@GLOBAL.slave_parallel_mode;
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set @@global.slave_parallel_threads= 5;
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set @@global.slave_parallel_mode= conservative;
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SET @old_dbug= @@GLOBAL.debug_dbug;
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SET GLOBAL debug_dbug= "+d,rpl_mdev31655_zero_retries";
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connection server_1;
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SET @old_dbug= @@SESSION.debug_dbug;
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SET SESSION debug_dbug="+d,binlog_force_commit_id";
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SET @commit_id= 1+1000;
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SET @commit_id= 2+1000;
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SET @commit_id= 3+1000;
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SET @commit_id= 4+1000;
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SET @commit_id= 5+1000;
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SET @commit_id= 6+1000;
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SET @commit_id= 7+1000;
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SET @commit_id= 8+1000;
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SET @commit_id= 9+1000;
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SET @commit_id= 10+1000;
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SET SESSION debug_dbug= @old_dbug;
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SELECT COUNT(*), SUM(a*100*b) FROM t1;
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COUNT(*) SUM(a*100*b)
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10 225000
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include/save_master_gtid.inc
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connection server_2;
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include/start_slave.inc
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include/sync_with_master_gtid.inc
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SET GLOBAL debug_dbug= @old_dbug;
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SELECT COUNT(*), SUM(a*100*b) FROM t1;
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COUNT(*) SUM(a*100*b)
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10 225000
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connection server_2;
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include/stop_slave.inc
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SET GLOBAL slave_parallel_threads=@old_parallel_threads;
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SET GLOBAL slave_parallel_mode=@old_parallel_mode;
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include/start_slave.inc
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connection server_1;
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DROP TABLE t1;
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include/rpl_end.inc
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