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mirror of https://github.com/MariaDB/server.git synced 2025-08-08 11:22:35 +03:00

Merge 10.11 into 11.0

This commit is contained in:
Marko Mäkelä
2023-02-16 13:34:45 +02:00
493 changed files with 7008 additions and 2592 deletions

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@@ -0,0 +1,75 @@
# Creates or drops a stored function as a part of debug-sync based
# synchronization mechanism between replication servers.
#
# Parameters:
# $create_or_drop= [create]
# $server_master = [master]
# $server_slave = [slave]
if (!$create_or_drop)
{
--let $create_or_drop=create
}
if (`select strcmp('$create_or_drop', 'create') = 0`)
{
if (!$server_master)
{
--let $server_master=master
}
if (!$server_slave)
{
--let $server_slave=slave
}
--connection $server_master
# Use a stored function to inject a debug_sync into the appropriate THD.
# The function does nothing on the master, and on the slave it injects the
# desired debug_sync action(s).
SET sql_log_bin=0;
--delimiter ||
CREATE FUNCTION foo(x INT, d1 VARCHAR(500), d2 VARCHAR(500))
RETURNS INT DETERMINISTIC
BEGIN
RETURN x;
END
||
--delimiter ;
SET sql_log_bin=1;
--connection $server_slave
SET sql_log_bin=0;
--delimiter ||
CREATE FUNCTION foo(x INT, d1 VARCHAR(500), d2 VARCHAR(500))
RETURNS INT DETERMINISTIC
BEGIN
IF d1 != '' THEN
SET debug_sync = d1;
END IF;
IF d2 != '' THEN
SET debug_sync = d2;
END IF;
RETURN x;
END
||
--delimiter ;
SET sql_log_bin=1;
}
if (`select strcmp('$create_or_drop', 'drop') = 0`)
{
if (!$server_slave)
{
--let $server_slave=slave=
}
if (!$server_master)
{
--let $server_master=master
}
--connection $server_slave
SET DEBUG_SYNC='RESET';
--connection $server_master
SET DEBUG_SYNC='RESET';
DROP FUNCTION foo;
}

View File

@@ -8,6 +8,8 @@ connection master;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE = innodb;
INSERT INTO t1 VALUES(100);
connection slave;
call mtr.add_suppression("Deadlock found when trying to get lock");
call mtr.add_suppression("Commit failed due to failure of an earlier commit");
include/stop_slave.inc
SET @old_parallel_threads= @@GLOBAL.slave_parallel_threads;
SET @old_parallel_mode = @@GLOBAL.slave_parallel_mode;
@@ -31,6 +33,167 @@ connection backup_slave;
BACKUP STAGE END;
connection slave;
include/diff_tables.inc [master:t1,slave:t1]
# MDEV-30423: dealock XA COMMIT vs BACKUP
#
# Normal XA COMMIT
connection slave;
include/stop_slave.inc
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (102);
connection master;
XA START '1';
INSERT INTO t1 VALUES (101);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (102);
connection master;
XA COMMIT '1';
include/save_master_gtid.inc
connection slave;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc
#
# Normal XA ROLLBACK
connection slave;
include/stop_slave.inc
Warnings:
Note 1255 Slave already has been stopped
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (104);
connection master;
XA START '1';
INSERT INTO t1 VALUES (103);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (104);
connection master;
XA ROLLBACK '1';
include/save_master_gtid.inc
connection slave;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc
#
# Errored out XA COMMIT
connection slave;
include/stop_slave.inc
Warnings:
Note 1255 Slave already has been stopped
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (106);
connection master;
XA START '1';
INSERT INTO t1 VALUES (105);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (106);
connection master;
XA COMMIT '1';
include/save_master_gtid.inc
connection slave;
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/stop_slave.inc
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
connection slave;
include/start_slave.inc
include/sync_with_master_gtid.inc
#
# Errored out XA ROLLBACK
connection slave;
include/stop_slave.inc
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (108);
connection master;
XA START '1';
INSERT INTO t1 VALUES (107);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (108);
connection master;
XA ROLLBACK '1';
include/save_master_gtid.inc
connection slave;
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/stop_slave.inc
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
connection slave;
include/start_slave.inc
include/sync_with_master_gtid.inc
connection slave;
include/stop_slave.inc
SET @@global.slave_parallel_threads= @old_parallel_threads;

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@@ -0,0 +1,207 @@
# Specialized --log-slave-updates = 0 version of parallel_backup test.
# MDEV-21953: deadlock between BACKUP STAGE BLOCK_COMMIT and parallel
# MDEV-30423: dealock XA COMMIT vs BACKUP
include/master-slave.inc
[connection master]
#
# MDEV-21953: deadlock between BACKUP STAGE BLOCK_COMMIT and parallel
# replication
#
connection master;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE = innodb;
INSERT INTO t1 VALUES(100);
connection slave;
call mtr.add_suppression("Deadlock found when trying to get lock");
call mtr.add_suppression("Commit failed due to failure of an earlier commit");
include/stop_slave.inc
SET @old_parallel_threads= @@GLOBAL.slave_parallel_threads;
SET @old_parallel_mode = @@GLOBAL.slave_parallel_mode;
SET @@global.slave_parallel_threads= 2;
SET @@global.slave_parallel_mode = 'optimistic';
connection master;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
connect aux_slave,127.0.0.1,root,,test,$SLAVE_MYPORT,;
BEGIN;
INSERT INTO t1 VALUES (1);
connection slave;
include/start_slave.inc
connection aux_slave;
connect backup_slave,127.0.0.1,root,,test,$SLAVE_MYPORT,;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/diff_tables.inc [master:t1,slave:t1]
# MDEV-30423: dealock XA COMMIT vs BACKUP
#
# Normal XA COMMIT
connection slave;
include/stop_slave.inc
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (102);
connection master;
XA START '1';
INSERT INTO t1 VALUES (101);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (102);
connection master;
XA COMMIT '1';
include/save_master_gtid.inc
connection slave;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc
#
# Normal XA ROLLBACK
connection slave;
include/stop_slave.inc
Warnings:
Note 1255 Slave already has been stopped
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (104);
connection master;
XA START '1';
INSERT INTO t1 VALUES (103);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (104);
connection master;
XA ROLLBACK '1';
include/save_master_gtid.inc
connection slave;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc
#
# Errored out XA COMMIT
connection slave;
include/stop_slave.inc
Warnings:
Note 1255 Slave already has been stopped
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (106);
connection master;
XA START '1';
INSERT INTO t1 VALUES (105);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (106);
connection master;
XA COMMIT '1';
include/save_master_gtid.inc
connection slave;
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/stop_slave.inc
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
connection slave;
include/start_slave.inc
include/sync_with_master_gtid.inc
#
# Errored out XA ROLLBACK
connection slave;
include/stop_slave.inc
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (108);
connection master;
XA START '1';
INSERT INTO t1 VALUES (107);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (108);
connection master;
XA ROLLBACK '1';
include/save_master_gtid.inc
connection slave;
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/stop_slave.inc
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
connection slave;
include/start_slave.inc
include/sync_with_master_gtid.inc
connection slave;
include/stop_slave.inc
SET @@global.slave_parallel_threads= @old_parallel_threads;
SET @@global.slave_parallel_mode = @old_parallel_mode;
include/start_slave.inc
connection server_1;
DROP TABLE t1;
include/rpl_end.inc

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@@ -0,0 +1,207 @@
# Specialized --skip-log-bin slave version of parallel_backup test.
# MDEV-21953: deadlock between BACKUP STAGE BLOCK_COMMIT and parallel
# MDEV-30423: dealock XA COMMIT vs BACKUP
include/master-slave.inc
[connection master]
#
# MDEV-21953: deadlock between BACKUP STAGE BLOCK_COMMIT and parallel
# replication
#
connection master;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE = innodb;
INSERT INTO t1 VALUES(100);
connection slave;
call mtr.add_suppression("Deadlock found when trying to get lock");
call mtr.add_suppression("Commit failed due to failure of an earlier commit");
include/stop_slave.inc
SET @old_parallel_threads= @@GLOBAL.slave_parallel_threads;
SET @old_parallel_mode = @@GLOBAL.slave_parallel_mode;
SET @@global.slave_parallel_threads= 2;
SET @@global.slave_parallel_mode = 'optimistic';
connection master;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
connect aux_slave,127.0.0.1,root,,test,$SLAVE_MYPORT,;
BEGIN;
INSERT INTO t1 VALUES (1);
connection slave;
include/start_slave.inc
connection aux_slave;
connect backup_slave,127.0.0.1,root,,test,$SLAVE_MYPORT,;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/diff_tables.inc [master:t1,slave:t1]
# MDEV-30423: dealock XA COMMIT vs BACKUP
#
# Normal XA COMMIT
connection slave;
include/stop_slave.inc
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (102);
connection master;
XA START '1';
INSERT INTO t1 VALUES (101);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (102);
connection master;
XA COMMIT '1';
include/save_master_gtid.inc
connection slave;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc
#
# Normal XA ROLLBACK
connection slave;
include/stop_slave.inc
Warnings:
Note 1255 Slave already has been stopped
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (104);
connection master;
XA START '1';
INSERT INTO t1 VALUES (103);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (104);
connection master;
XA ROLLBACK '1';
include/save_master_gtid.inc
connection slave;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/sync_with_master_gtid.inc
include/stop_slave.inc
#
# Errored out XA COMMIT
connection slave;
include/stop_slave.inc
Warnings:
Note 1255 Slave already has been stopped
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (106);
connection master;
XA START '1';
INSERT INTO t1 VALUES (105);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (106);
connection master;
XA COMMIT '1';
include/save_master_gtid.inc
connection slave;
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/stop_slave.inc
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
connection slave;
include/start_slave.inc
include/sync_with_master_gtid.inc
#
# Errored out XA ROLLBACK
connection slave;
include/stop_slave.inc
connection master;
connection aux_slave;
BEGIN;
INSERT INTO t1 VALUES (108);
connection master;
XA START '1';
INSERT INTO t1 VALUES (107);
XA END '1';
XA PREPARE '1';
connection master1;
INSERT INTO t1 VALUES (108);
connection master;
XA ROLLBACK '1';
include/save_master_gtid.inc
connection slave;
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
include/start_slave.inc
connection aux_slave;
# Xid '1' must be in the output:
XA RECOVER;
formatID gtrid_length bqual_length data
1 1 0 1
connection backup_slave;
BACKUP STAGE START;
BACKUP STAGE BLOCK_COMMIT;
connection aux_slave;
ROLLBACK;
connection backup_slave;
BACKUP STAGE END;
connection slave;
include/stop_slave.inc
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
connection slave;
include/start_slave.inc
include/sync_with_master_gtid.inc
connection slave;
include/stop_slave.inc
SET @@global.slave_parallel_threads= @old_parallel_threads;
SET @@global.slave_parallel_mode = @old_parallel_mode;
include/start_slave.inc
connection server_1;
DROP TABLE t1;
include/rpl_end.inc

View File

@@ -4,9 +4,7 @@ connection master;
SET GLOBAL LOG_WARNINGS=2;
connection slave;
include/stop_slave.inc
CHANGE MASTER TO MASTER_USE_GTID=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
CHANGE MASTER TO MASTER_USE_GTID=slave_pos;
include/start_slave.inc
connection master;
"Test Case 1: Start binlog_dump to slave_server(#), pos(master-bin.000001, ###), using_gtid(1), gtid('')"

View File

@@ -0,0 +1,72 @@
include/master-slave.inc
[connection master]
connection slave;
include/stop_slave.inc
change master to master_delay=3, master_use_gtid=Slave_Pos;
set @@GLOBAL.slave_parallel_threads=2;
include/start_slave.inc
connection master;
create table t1 (a int);
include/sync_slave_sql_with_master.inc
#
# Pt 1) Ensure SBM is updated immediately upon arrival of the next event
# Lock t1 on slave so the first received transaction does not complete/commit
connection slave;
LOCK TABLES t1 WRITE;
connection master;
# Sleep 2 to allow a buffer between events for SBM check
insert into t1 values (0);
include/save_master_gtid.inc
connection slave;
# Waiting for transaction to arrive on slave and begin SQL Delay..
# Validating SBM is updated on event arrival..
# ..done
connection slave;
UNLOCK TABLES;
include/sync_with_master_gtid.inc
#
# Pt 2) If the SQL thread has not entered an idle state, ensure
# following events do not update SBM
# Stop slave IO thread so it receives both events together on restart
connection slave;
include/stop_slave_io.inc
connection master;
# Sleep 2 to allow a buffer between events for SBM check
insert into t1 values (1);
# Sleep 3 to create gap between events
insert into t1 values (2);
include/save_master_pos.inc
connection slave;
LOCK TABLES t1 WRITE;
SET @@global.debug_dbug="+d,pause_sql_thread_on_next_event";
START SLAVE IO_THREAD;
# Before we start processing the events, we ensure both transactions
# were written into the relay log. Otherwise, if the IO thread takes too
# long to queue the events, the sql thread can think it has caught up
# too quickly.
SET DEBUG_SYNC='now WAIT_FOR paused_on_event';
include/sync_io_with_master.inc
SET @@global.debug_dbug="-d,pause_sql_thread_on_next_event";
SET DEBUG_SYNC='now SIGNAL sql_thread_continue';
# Wait for first transaction to complete SQL delay and begin execution..
# Validate SBM calculation doesn't use the second transaction because SQL thread shouldn't have gone idle..
# ..and that SBM wasn't calculated using prior committed transactions
# ..done
connection slave;
UNLOCK TABLES;
#
# Cleanup
# Reset master_delay
include/stop_slave.inc
CHANGE MASTER TO master_delay=0;
set @@GLOBAL.slave_parallel_threads=4;
SET @@global.debug_dbug="";
SET DEBUG_SYNC='RESET';
include/start_slave.inc
connection master;
DROP TABLE t1;
include/save_master_gtid.inc
connection slave;
include/sync_with_master_gtid.inc
include/rpl_end.inc
# End of rpl_delayed_parallel_slave_sbm.test

View File

@@ -14,9 +14,7 @@ call mtr.add_suppression('Master command COM_REGISTER_SLAVE failed: failed regis
SET sql_log_bin=1;
include/stop_slave.inc
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
connection server_1;
INSERT INTO t1 VALUES (2,1);
INSERT INTO t1 VALUES (3,1);

View File

@@ -3,9 +3,7 @@ include/master-slave.inc
CREATE TABLE t1 (i INT);
connection slave;
include/stop_slave.inc
CHANGE MASTER TO MASTER_USE_GTID= current_pos, MASTER_DELAY= 10;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
CHANGE MASTER TO MASTER_DELAY= 10;
include/start_slave.inc
connection master;
INSERT INTO t1 VALUES (1);
@@ -16,7 +14,7 @@ connection slave;
# Asserted this: One row shoule be found in table t1.
"======= Clean up ========"
STOP SLAVE;
CHANGE MASTER TO MASTER_USE_GTID=no, MASTER_DELAY=0;
CHANGE MASTER TO MASTER_DELAY=0;
START SLAVE;
connection master;
DROP TABLE t1;

View File

@@ -12,24 +12,12 @@ RETURN s;
END|
connection server_2;
include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection server_3;
include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection server_4;
include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection server_5;
include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection server_1;
SET gtid_domain_id= 1;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
@@ -347,9 +335,7 @@ a b
*** Now let the old master join up as slave. ***
connection server_1;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_2,
master_user = "root", master_use_gtid = current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
master_user = "root", master_use_gtid = slave_pos, master_demote_to_slave=1;
include/start_slave.inc
SELECT * FROM t1 ORDER BY a;
a
@@ -387,8 +373,6 @@ a b
connection server_1;
include/stop_slave.inc
RESET SLAVE ALL;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
connection server_2;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_1;
include/start_slave.inc

View File

@@ -12,9 +12,7 @@ include/wait_for_slave_to_stop.inc
reset slave all;
connection server_1;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_2,
master_user='root', MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
master_user='root', MASTER_USE_GTID=SLAVE_POS, master_demote_to_slave=1;
include/start_slave.inc
include/wait_for_slave_to_start.inc
connection server_2;
@@ -24,9 +22,7 @@ insert into t1 values (4);
flush logs;
connection server_3;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_2,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
include/start_slave.inc
select * from t1 order by n;
n
@@ -57,20 +53,14 @@ connection server_1;
include/stop_slave.inc
include/wait_for_slave_to_stop.inc
reset slave all;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
connection server_2;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_1,
master_user = 'root', MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
master_user = 'root', MASTER_USE_GTID=SLAVE_POS, master_demote_to_slave=1;
include/start_slave.inc
connection server_3;
include/stop_slave.inc
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_1,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
include/start_slave.inc
connection server_1;
drop table t1;

View File

@@ -9,9 +9,6 @@ include/stop_slave.inc
SET sql_log_bin= 0;
INSERT INTO t1 VALUES (1);
SET sql_log_bin= 1;
CHANGE MASTER TO master_use_gtid= current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection master;
CREATE TEMPORARY TABLE t2 LIKE t1;
INSERT INTO t2 VALUE (1);

View File

@@ -21,9 +21,7 @@ a b
include/stop_slave.inc
connection server_1;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SLAVE_PORT,
master_user = 'root', master_use_gtid = current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
master_user = 'root';
START SLAVE;
include/wait_for_slave_to_start.inc
connection server_2;
@@ -48,16 +46,11 @@ a b
4 2
include/stop_slave.inc
RESET SLAVE;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
INSERT INTO t1 VALUES (5, 1);
INSERT INTO t1 VALUES (6, 1);
include/save_master_gtid.inc
connection server_2;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT,
master_use_gtid = current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT;
START SLAVE;
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER BY a;

View File

@@ -1,10 +1,4 @@
include/rpl_init.inc [topology=1->2]
connection server_2;
include/stop_slave.inc
CHANGE MASTER TO master_use_gtid= current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
include/start_slave.inc
connection server_1;
CREATE TABLE t1 (a INT);
FLUSH LOGS;

View File

@@ -58,9 +58,7 @@ SHOW VARIABLES LIKE 'gtid_binlog_state';
Variable_name Value
gtid_binlog_state
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
include/start_slave.inc
SHOW VARIABLES LIKE 'gtid_binlog_pos';
Variable_name Value

View File

@@ -11,9 +11,7 @@ CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
connection server_2;
SET GLOBAL gtid_slave_pos="";
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
include/start_slave.inc
SELECT * FROM t1;
a
@@ -35,9 +33,7 @@ master-bin.000003 #
connection server_2;
SET GLOBAL gtid_slave_pos="";
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
START SLAVE;
include/wait_for_slave_io_error.inc [errno=1236]
include/stop_slave.inc
@@ -59,9 +55,7 @@ include/save_master_gtid.inc
connection server_2;
SET GLOBAL gtid_slave_pos='0-1-3';
CHANGE MASTER TO master_host = '127.0.0.1', master_port = MASTER_PORT,
MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
MASTER_USE_GTID=SLAVE_POS;
include/start_slave.inc
include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER by a;
@@ -96,16 +90,12 @@ connection server_2;
connection server_2;
include/stop_slave.inc
RESET SLAVE ALL;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
RESET MASTER;
connection server_1;
RESET MASTER;
connection server_2;
SET GLOBAL gtid_slave_pos='';
CHANGE MASTER TO master_host='127.0.0.1', master_port=MASTER_PORT, master_user='root', master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
CHANGE MASTER TO master_host='127.0.0.1', master_port=MASTER_PORT, master_user='root', master_use_gtid=slave_pos;
include/start_slave.inc
connection server_1;
CREATE TABLE t1 (a INT PRIMARY KEY);
@@ -129,8 +119,6 @@ connection server_2;
include/stop_slave.inc
DROP TABLE t1;
RESET SLAVE;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
SET GLOBAL gtid_slave_pos="";
Warnings:
Warning 1948 Specified value for @@gtid_slave_pos contains no value for replication domain 0. This conflicts with the binary log which contains GTID 0-2-4. If MASTER_GTID_POS=CURRENT_POS is used, the binlog position will override the new value of @@gtid_slave_pos
@@ -162,9 +150,7 @@ Using_Gtid = 'No'
START SLAVE;
include/wait_for_slave_sql_error.inc [errno=1050]
STOP SLAVE IO_THREAD;
CHANGE MASTER TO MASTER_USE_GTID=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
CHANGE MASTER TO MASTER_USE_GTID=SLAVE_POS;
include/start_slave.inc
connection server_1;
INSERT INTO t1 VALUES(3);
@@ -223,9 +209,9 @@ include/sync_with_master_gtid.inc
SELECT * FROM t1;
a
10
SELECT 'Current_Pos' AS Using_Gtid;
SELECT 'Slave_Pos' AS Using_Gtid;
Using_Gtid
Current_Pos
Slave_Pos
SELECT '0-1-2' AS Gtid_Slave_Pos;
Gtid_Slave_Pos
0-1-2
@@ -252,8 +238,6 @@ connection server_2;
include/stop_slave.inc
DROP TABLE t1;
RESET SLAVE ALL;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
CHANGE MASTER TO MASTER_USE_GTID=NO;
RESET MASTER;
SET GLOBAL gtid_slave_pos= "";

View File

@@ -7,9 +7,6 @@ connection server_2;
include/stop_slave.inc
Master_Log_File = 'master-bin.000001'
Using_Gtid = 'Slave_Pos'
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
FLUSH LOGS;
connection server_1;
FLUSH LOGS;

View File

@@ -29,9 +29,7 @@ ERROR HY000: Slave is already running
include/stop_slave_io.inc
START SLAVE UNTIL master_gtid_pos = "";
ERROR HY000: START SLAVE UNTIL master_gtid_pos requires that slave is using GTID
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
CHANGE MASTER TO master_use_gtid=slave_pos;
connection server_1;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES(1);
@@ -60,7 +58,7 @@ a
include/stop_slave.inc
START SLAVE UNTIL master_gtid_pos = "1-10-100,2-20-200,0-1-300";
include/wait_for_slave_to_start.inc
Using_Gtid = 'Current_Pos'
Using_Gtid = 'Slave_Pos'
Until_Condition = 'Gtid'
connection server_1;
INSERT INTO t1 VALUES (3);
@@ -205,8 +203,6 @@ include/start_slave.inc
connection server_2;
include/stop_slave.inc
RESET SLAVE ALL;
Warnings:
Note 4190 RESET SLAVE is implicitly changing the value of 'Using_Gtid' from 'Current_Pos' to 'Slave_Pos'
RESET MASTER;
SET GLOBAL gtid_slave_pos='';
connection server_1;
@@ -219,9 +215,7 @@ RESET MASTER;
INSERT INTO t1 VALUES (10);
connection server_2;
CHANGE MASTER TO master_host = '127.0.0.1', master_port = SERVER_MYPORT_1,
master_user = "root", master_use_gtid = current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
master_user = "root", master_use_gtid = slave_pos;
START SLAVE UNTIL master_gtid_pos = '0-1-2';
include/wait_for_slave_to_start.inc
connection server_1;

View File

@@ -10,9 +10,6 @@ SET sql_log_bin= 0;
CALL mtr.add_suppression("Commit failed due to failure of an earlier commit on which this one depends");
INSERT INTO t1 VALUES (1, 2);
SET sql_log_bin= 1;
CHANGE MASTER TO master_use_gtid= current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
Contents on slave before:
SELECT * FROM t1 ORDER BY a;
a b

View File

@@ -0,0 +1,76 @@
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

View File

@@ -4,9 +4,6 @@ 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=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
include/start_slave.inc
*** MDEV-6589: Incorrect relay log start position when restarting SQL thread after error in parallel replication ***
connection server_1;

View File

@@ -17,16 +17,10 @@ SET GLOBAL binlog_commit_wait_usec=2000000;
SET @old_updates= @@GLOBAL.binlog_direct_non_transactional_updates;
SET GLOBAL binlog_direct_non_transactional_updates=OFF;
SET SESSION binlog_direct_non_transactional_updates=OFF;
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection server_3;
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
include/stop_slave.inc
SET GLOBAL slave_parallel_threads=10;
CHANGE MASTER TO master_use_gtid=current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
connection server_1;
BEGIN;
CREATE TEMPORARY TABLE t2 (a INT PRIMARY KEY) ENGINE=MEMORY;

View File

@@ -4,9 +4,6 @@ connection server_2;
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
include/stop_slave.inc
SET GLOBAL slave_parallel_threads=5;
CHANGE MASTER TO master_use_gtid= current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
include/start_slave.inc
connection server_1;
CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(100) CHARACTER SET utf8);

View File

@@ -4,9 +4,6 @@ connection master;
set global binlog_alter_two_phase=true;
connection slave;
include/stop_slave.inc
change master to master_use_gtid= current_pos;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
set global gtid_strict_mode=1;
# Legacy Master Slave
connect master_node,127.0.0.1,root,,$db_name, $M_port;

View File

@@ -3,9 +3,6 @@ include/master-slave.inc
*** MDEV-9383: Server fails to read master.info after upgrade 10.0 -> 10.1 ***
connection slave;
include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=CURRENT_POS;
Warnings:
Warning 1681 'master_use_gtid=current_pos' is deprecated and will be removed in a future release. Please use master_demote_to_slave=1 instead
include/rpl_stop_server.inc [server_number=2]
include/rpl_start_server.inc [server_number=2]
connection master;

View File

@@ -15,6 +15,9 @@ CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE = innodb;
INSERT INTO t1 VALUES(100);
--sync_slave_with_master
call mtr.add_suppression("Deadlock found when trying to get lock");
call mtr.add_suppression("Commit failed due to failure of an earlier commit");
--source include/stop_slave.inc
SET @old_parallel_threads= @@GLOBAL.slave_parallel_threads;
SET @old_parallel_mode = @@GLOBAL.slave_parallel_mode;
@@ -64,6 +67,32 @@ BACKUP STAGE END;
--let $diff_tables= master:t1,slave:t1
--source include/diff_tables.inc
#
--echo # MDEV-30423: dealock XA COMMIT vs BACKUP
# Prove XA "COMPLETE" 'xid' does not dealock similary to the normal trx case.
# The slave binlog group commit leader is blocked by a local trx like in
# the above normal trx case.
# [Notice a reuse of t1,aux_conn from above.]
#
--let $complete = COMMIT
--source parallel_backup_xa.inc
--let $complete = ROLLBACK
--source parallel_backup_xa.inc
--let $slave_ooo_error = 1
--let $complete = COMMIT
--source parallel_backup_xa.inc
--connection slave
--source include/start_slave.inc
--source include/sync_with_master_gtid.inc
--let $slave_ooo_error = 1
--let $complete = ROLLBACK
--source parallel_backup_xa.inc
--connection slave
--source include/start_slave.inc
--source include/sync_with_master_gtid.inc
# Clean up.
--connection slave

View File

@@ -0,0 +1,2 @@
--log-slave-updates=0

View File

@@ -0,0 +1,7 @@
#
--echo # Specialized --log-slave-updates = 0 version of parallel_backup test.
#
--echo # MDEV-21953: deadlock between BACKUP STAGE BLOCK_COMMIT and parallel
--echo # MDEV-30423: dealock XA COMMIT vs BACKUP
--let $rpl_skip_reset_master_and_slave = 1
--source parallel_backup.test

View File

@@ -0,0 +1 @@
--skip-log-bin

View File

@@ -0,0 +1,7 @@
#
--echo # Specialized --skip-log-bin slave version of parallel_backup test.
#
--echo # MDEV-21953: deadlock between BACKUP STAGE BLOCK_COMMIT and parallel
--echo # MDEV-30423: dealock XA COMMIT vs BACKUP
--let $rpl_server_skip_log_bin= 1
--source parallel_backup.test

View File

@@ -0,0 +1,79 @@
# Invoked from parallel_backup.test
# Parameters:
# $complete = COMMIT or ROLLBACK
# $slave_ooo_error = 1 means slave group commit did not succeed
#
--let $kind = Normal
if ($slave_ooo_error)
{
--let $kind = Errored out
}
--echo #
--echo # $kind XA $complete
--connection slave
--source include/stop_slave.inc
--connection master
# val_0 is the first value to insert on master in prepared xa
# val_1 is the next one to insert which is the value to block on slave
--let $val_0 = `SELECT max(a)+1 FROM t1`
--let $val_1 = $val_0
--inc $val_1
--connection aux_slave
BEGIN;
--eval INSERT INTO t1 VALUES ($val_1)
--connection master
XA START '1';
--eval INSERT INTO t1 VALUES ($val_0)
XA END '1';
XA PREPARE '1';
--connection master1
--eval INSERT INTO t1 VALUES ($val_1)
--connection master
--eval XA $complete '1'
--source include/save_master_gtid.inc
--connection slave
if ($slave_ooo_error)
{
SET @sav_innodb_lock_wait_timeout = @@global.innodb_lock_wait_timeout;
SET @sav_slave_transaction_retries = @@global.slave_transaction_retries;
SET @@global.innodb_lock_wait_timeout =1;
SET @@global.slave_transaction_retries=0;
}
--source include/start_slave.inc
--connection aux_slave
--let $wait_condition= SELECT COUNT(*) = 1 FROM information_schema.processlist WHERE state = "Waiting for prior transaction to commit"
--source include/wait_condition.inc
--echo # Xid '1' must be in the output:
XA RECOVER;
--connection backup_slave
BACKUP STAGE START;
--send BACKUP STAGE BLOCK_COMMIT
--connection aux_slave
--sleep 1
if ($slave_ooo_error)
{
--let $wait_condition= SELECT COUNT(*) = 0 FROM information_schema.processlist WHERE state = "Waiting for prior transaction to commit"
--source include/wait_condition.inc
}
ROLLBACK;
--let $wait_condition= SELECT COUNT(*) = 1 FROM information_schema.processlist WHERE state = "Waiting for backup lock"
--source include/wait_condition.inc
--connection backup_slave
--reap
BACKUP STAGE END;
--connection slave
if (!$slave_ooo_error)
{
--source include/sync_with_master_gtid.inc
}
--source include/stop_slave.inc
if ($slave_ooo_error)
{
SET @@global.innodb_lock_wait_timeout = @sav_innodb_lock_wait_timeout;
SET @@global.slave_transaction_retries= @sav_slave_transaction_retries;
}

View File

@@ -8,7 +8,7 @@
# Steps:
# 0 - Have LOG_WARNINGS=2
# 1 - On a fresh slave server which has not replicated any GTIDs execute
# "CHANGE MASTER TO MASTER_USE_GTID=current_pos;" command. Start the
# "CHANGE MASTER TO MASTER_USE_GTID=slave_pos;" command. Start the
# slave.
# 2 - In Master error log verify that pattern "using_gtid(1), gtid('')" is
# present.
@@ -43,7 +43,7 @@ SET GLOBAL LOG_WARNINGS=2;
--connection slave
--source include/stop_slave.inc
CHANGE MASTER TO MASTER_USE_GTID=current_pos;
CHANGE MASTER TO MASTER_USE_GTID=slave_pos;
--source include/start_slave.inc
--connection master

View File

@@ -0,0 +1 @@
--slave-parallel-threads=4

View File

@@ -0,0 +1,150 @@
#
# This test ensures that after a delayed parallel slave has idled, i.e.
# executed everything in its relay log, the next event group that the SQL
# thread reads from the relay log will immediately be used in the
# Seconds_Behind_Master. In particular, it ensures that the calculation for
# Seconds_Behind_Master is based on the timestamp of the new transaction,
# rather than the last committed transaction.
#
# References:
# MDEV-29639: Seconds_Behind_Master is incorrect for Delayed, Parallel
# Replicas
#
--source include/master-slave.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--connection slave
--source include/stop_slave.inc
--let $old_debug_dbug= `SELECT @@global.debug_dbug`
--let $master_delay= 3
--eval change master to master_delay=$master_delay, master_use_gtid=Slave_Pos
--let $old_slave_threads= `SELECT @@GLOBAL.slave_parallel_threads`
set @@GLOBAL.slave_parallel_threads=2;
--source include/start_slave.inc
--connection master
create table t1 (a int);
--source include/sync_slave_sql_with_master.inc
--echo #
--echo # Pt 1) Ensure SBM is updated immediately upon arrival of the next event
--echo # Lock t1 on slave so the first received transaction does not complete/commit
--connection slave
LOCK TABLES t1 WRITE;
--connection master
--echo # Sleep 2 to allow a buffer between events for SBM check
sleep 2;
--let $ts_trx_before_ins= `SELECT UNIX_TIMESTAMP()`
--let insert_ctr= 0
--eval insert into t1 values ($insert_ctr)
--inc $insert_ctr
--source include/save_master_gtid.inc
--connection slave
--echo # Waiting for transaction to arrive on slave and begin SQL Delay..
--let $wait_condition= SELECT count(*) FROM information_schema.processlist WHERE state LIKE 'Waiting until MASTER_DELAY seconds after master executed event';
--source include/wait_condition.inc
--echo # Validating SBM is updated on event arrival..
--let $sbm_trx1_arrive= query_get_value(SHOW SLAVE STATUS, Seconds_Behind_Master, 1)
--let $seconds_since_idling= `SELECT UNIX_TIMESTAMP() - $ts_trx_before_ins`
if (`SELECT $sbm_trx1_arrive > ($seconds_since_idling + 1)`)
{
--echo # SBM was $sbm_trx1_arrive yet shouldn't have been larger than $seconds_since_idling + 1 (for possible negative clock_diff_with_master)
--die Seconds_Behind_Master should reset after idling
}
--echo # ..done
--connection slave
UNLOCK TABLES;
--source include/sync_with_master_gtid.inc
--echo #
--echo # Pt 2) If the SQL thread has not entered an idle state, ensure
--echo # following events do not update SBM
--echo # Stop slave IO thread so it receives both events together on restart
--connection slave
--source include/stop_slave_io.inc
--connection master
--echo # Sleep 2 to allow a buffer between events for SBM check
sleep 2;
--let $ts_trxpt2_before_ins= `SELECT UNIX_TIMESTAMP()`
--eval insert into t1 values ($insert_ctr)
--inc $insert_ctr
--echo # Sleep 3 to create gap between events
sleep 3;
--eval insert into t1 values ($insert_ctr)
--inc $insert_ctr
--let $ts_trx_after_ins= `SELECT UNIX_TIMESTAMP()`
--source include/save_master_pos.inc
--connection slave
LOCK TABLES t1 WRITE;
SET @@global.debug_dbug="+d,pause_sql_thread_on_next_event";
START SLAVE IO_THREAD;
--echo # Before we start processing the events, we ensure both transactions
--echo # were written into the relay log. Otherwise, if the IO thread takes too
--echo # long to queue the events, the sql thread can think it has caught up
--echo # too quickly.
SET DEBUG_SYNC='now WAIT_FOR paused_on_event';
--source include/sync_io_with_master.inc
SET @@global.debug_dbug="-d,pause_sql_thread_on_next_event";
SET DEBUG_SYNC='now SIGNAL sql_thread_continue';
--echo # Wait for first transaction to complete SQL delay and begin execution..
--let $wait_condition= SELECT count(*) FROM information_schema.processlist WHERE state LIKE 'Waiting for table metadata lock%' AND command LIKE 'Slave_Worker';
--source include/wait_condition.inc
--echo # Validate SBM calculation doesn't use the second transaction because SQL thread shouldn't have gone idle..
--let $sbm_after_trx_no_idle= query_get_value(SHOW SLAVE STATUS, Seconds_Behind_Master, 1)
--let $timestamp_trxpt2_arrive= `SELECT UNIX_TIMESTAMP()`
if (`SELECT $sbm_after_trx_no_idle < $timestamp_trxpt2_arrive - $ts_trx_after_ins`)
{
--let $cmpv= `SELECT $timestamp_trxpt2_arrive - $ts_trx_after_ins`
--echo # SBM $sbm_after_trx_no_idle was more recent than time since last transaction ($cmpv seconds)
--die Seconds_Behind_Master should not have used second transaction timestamp
}
--let $seconds_since_idling= `SELECT ($timestamp_trxpt2_arrive - $ts_trxpt2_before_ins)`
--echo # ..and that SBM wasn't calculated using prior committed transactions
if (`SELECT $sbm_after_trx_no_idle > ($seconds_since_idling + 1)`)
{
--echo # SBM was $sbm_after_trx_no_idle yet shouldn't have been larger than $seconds_since_idling + 1 (for possible negative clock_diff_with_master)
--die Seconds_Behind_Master calculation should not have used prior committed transaction
}
--echo # ..done
--connection slave
UNLOCK TABLES;
--echo #
--echo # Cleanup
--echo # Reset master_delay
--source include/stop_slave.inc
--eval CHANGE MASTER TO master_delay=0
--eval set @@GLOBAL.slave_parallel_threads=$old_slave_threads
--eval SET @@global.debug_dbug="$old_debug_dbug"
SET DEBUG_SYNC='RESET';
--source include/start_slave.inc
--connection master
DROP TABLE t1;
--source include/save_master_gtid.inc
--connection slave
--source include/sync_with_master_gtid.inc
--source include/rpl_end.inc
--echo # End of rpl_delayed_parallel_slave_sbm.test

View File

@@ -27,7 +27,7 @@ SET sql_log_bin=1;
--source include/stop_slave.inc
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
--connection server_1
INSERT INTO t1 VALUES (2,1);

View File

@@ -7,7 +7,7 @@
#
# Steps:
# 0 - Stop the slave and execute CHANGE MASTER command with
# master_use_gtid= curren_pos and master_delay= 10
# master_delay= 10
# 1 - On slave introduce a sleep of 15 seconds and check that the
# Seconds_Behind_Master is within specified master_delay limit. It should
# not be more that "10" seconds.
@@ -23,7 +23,7 @@ CREATE TABLE t1 (i INT);
--sync_slave_with_master
--source include/stop_slave.inc
CHANGE MASTER TO MASTER_USE_GTID= current_pos, MASTER_DELAY= 10;
CHANGE MASTER TO MASTER_DELAY= 10;
--source include/start_slave.inc
--connection master
@@ -47,7 +47,7 @@ INSERT INTO t1 VALUES (1);
--echo "======= Clean up ========"
STOP SLAVE;
CHANGE MASTER TO MASTER_USE_GTID=no, MASTER_DELAY=0;
CHANGE MASTER TO MASTER_DELAY=0;
START SLAVE;
--connection master

View File

@@ -31,22 +31,18 @@ delimiter ;|
--connection server_2
--sync_with_master
--source include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
--connection server_3
--sync_with_master
--source include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
--connection server_4
--sync_with_master
--source include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
--connection server_5
--sync_with_master
--source include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=current_pos;
# Create three separate replication streams on master server_1.
@@ -225,7 +221,7 @@ SELECT * FROM t4 ORDER BY a,b;
--connection server_1
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_2,
master_user = "root", master_use_gtid = current_pos;
master_user = "root", master_use_gtid = slave_pos, master_demote_to_slave=1;
--source include/start_slave.inc
--sync_with_master
SELECT * FROM t1 ORDER BY a;

View File

@@ -24,7 +24,7 @@ reset slave all;
connection server_1;
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_2,
master_user='root', MASTER_USE_GTID=CURRENT_POS;
master_user='root', MASTER_USE_GTID=SLAVE_POS, master_demote_to_slave=1;
source include/start_slave.inc;
source include/wait_for_slave_to_start.inc;
@@ -38,7 +38,7 @@ save_master_pos;
connection server_3;
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_2,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
source include/start_slave.inc;
sync_with_master;
@@ -56,14 +56,14 @@ reset slave all;
connection server_2;
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1,
master_user = 'root', MASTER_USE_GTID=CURRENT_POS;
master_user = 'root', MASTER_USE_GTID=SLAVE_POS, master_demote_to_slave=1;
source include/start_slave.inc;
connection server_3;
source include/stop_slave.inc;
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
source include/start_slave.inc;
connection server_1;

View File

@@ -13,7 +13,6 @@ CREATE TABLE t1 (a INT PRIMARY KEY);
SET sql_log_bin= 0;
INSERT INTO t1 VALUES (1);
SET sql_log_bin= 1;
CHANGE MASTER TO master_use_gtid= current_pos;
--connection master

View File

@@ -25,7 +25,7 @@ SELECT * FROM t1 ORDER BY a;
--connection server_1
--replace_result $SLAVE_MYPORT SLAVE_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SLAVE_MYPORT,
master_user = 'root', master_use_gtid = current_pos;
master_user = 'root';
START SLAVE;
--source include/wait_for_slave_to_start.inc
@@ -49,8 +49,7 @@ INSERT INTO t1 VALUES (6, 1);
--connection server_2
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT,
master_use_gtid = current_pos;
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT;
START SLAVE;
--source include/sync_with_master_gtid.inc

View File

@@ -4,11 +4,6 @@
--source include/have_debug.inc
--connection server_2
--source include/stop_slave.inc
CHANGE MASTER TO master_use_gtid= current_pos;
--source include/start_slave.inc
--connection server_1
CREATE TABLE t1 (a INT);
FLUSH LOGS;

View File

@@ -47,7 +47,7 @@ SHOW VARIABLES LIKE 'gtid_slave_pos';
SHOW VARIABLES LIKE 'gtid_binlog_state';
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
--source include/start_slave.inc
--sync_with_master
SHOW VARIABLES LIKE 'gtid_binlog_pos';

View File

@@ -19,7 +19,7 @@ CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
SET GLOBAL gtid_slave_pos="";
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
--source include/start_slave.inc
--sync_with_master
SELECT * FROM t1;
@@ -46,7 +46,7 @@ INSERT INTO t1 VALUES (2);
SET GLOBAL gtid_slave_pos="";
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
START SLAVE;
--let $slave_io_errno= 1236
--source include/wait_for_slave_io_error.inc
@@ -73,7 +73,7 @@ INSERT INTO t1 VALUES(3);
SET GLOBAL gtid_slave_pos='0-1-3';
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $MASTER_MYPORT,
MASTER_USE_GTID=CURRENT_POS;
MASTER_USE_GTID=SLAVE_POS;
--source include/start_slave.inc
--source include/sync_with_master_gtid.inc
SELECT * FROM t1 ORDER by a;
@@ -118,7 +118,7 @@ RESET MASTER;
--connection server_2
SET GLOBAL gtid_slave_pos='';
--replace_result $MASTER_MYPORT MASTER_PORT
eval CHANGE MASTER TO master_host='127.0.0.1', master_port=$MASTER_MYPORT, master_user='root', master_use_gtid=current_pos;
eval CHANGE MASTER TO master_host='127.0.0.1', master_port=$MASTER_MYPORT, master_user='root', master_use_gtid=slave_pos;
--source include/start_slave.inc
--connection server_1
@@ -199,7 +199,7 @@ START SLAVE;
# Going back to using GTID should fix things.
STOP SLAVE IO_THREAD;
CHANGE MASTER TO MASTER_USE_GTID=CURRENT_POS;
CHANGE MASTER TO MASTER_USE_GTID=SLAVE_POS;
--source include/start_slave.inc
--connection server_1

View File

@@ -21,7 +21,6 @@ INSERT INTO t1 VALUES (1);
--let $status_items= Master_Log_File,Using_Gtid
--source include/show_slave_status.inc
CHANGE MASTER TO master_use_gtid=current_pos;
# Now try to restart the slave mysqld server without starting the slave first
# threads after the CHANGE MASTER.

View File

@@ -45,7 +45,7 @@ START SLAVE UNTIL master_gtid_pos = "";
--error ER_UNTIL_REQUIRES_USING_GTID
START SLAVE UNTIL master_gtid_pos = "";
CHANGE MASTER TO master_use_gtid=current_pos;
CHANGE MASTER TO master_use_gtid=slave_pos;
--connection server_1
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
@@ -224,7 +224,7 @@ INSERT INTO t1 VALUES (10);
--connection server_2
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1,
master_user = "root", master_use_gtid = current_pos;
master_user = "root", master_use_gtid = slave_pos;
eval START SLAVE UNTIL master_gtid_pos = '$until_condition';
--source include/wait_for_slave_to_start.inc

View File

@@ -13,7 +13,6 @@ SET sql_log_bin= 0;
CALL mtr.add_suppression("Commit failed due to failure of an earlier commit on which this one depends");
INSERT INTO t1 VALUES (1, 2);
SET sql_log_bin= 1;
CHANGE MASTER TO master_use_gtid= current_pos;
--echo Contents on slave before:
SELECT * FROM t1 ORDER BY a;

View File

@@ -0,0 +1,84 @@
# The test file is created to prove fixes to
# MDEV-30323 Some DDLs like ANALYZE can complete on parallel slave out of order
# Debug-sync tests aiming at parallel replication of ADMIN commands
# are welcome here.
--source include/have_innodb.inc
--source include/have_debug_sync.inc
--source include/master-slave.inc
--echo # Initialize
--connection slave
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
--echo # Setup data
--connection master
CREATE TABLE t1 (a int PRIMARY KEY) ENGINE=InnoDB;
CREATE TABLE ta (a int);
--let $pre_load_gtid=`SELECT @@last_gtid`
--source include/save_master_gtid.inc
--connection slave
--source include/sync_with_master_gtid.inc
--source suite/rpl/include/create_or_drop_sync_func.inc
# configure MDEV-30323 slave
--source 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;
--source include/start_slave.inc
# MDEV-30323 setup needs two group of events the first of which is a DML
# and ANALYZE is the 2nd.
# The latter is made to race in slave execution over the DML thanks
# to a DML latency simulation.
# In the fixed case the race-over should not be a problem: ultimately
# ANALYZE must wait for its turn to update slave@@global.gtid_binlog_pos.
# Otherwise the reported OOO error must be issued.
--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;
--source include/save_master_gtid.inc
--connection slave
--let $wait_condition= SELECT COUNT(*) = 1 FROM information_schema.processlist WHERE state = "Waiting for prior transaction to commit"
--source include/wait_condition.inc
SELECT info FROM information_schema.processlist WHERE state = "Waiting for prior transaction to commit";
if (`select strcmp(@@global.gtid_binlog_pos, '$pre_load_gtid') <> 0 or strcmp(@@global.gtid_slave_pos, '$pre_load_gtid') <> 0`)
{
--let $bs=`SELECT @@global.gtid_binlog_pos`
--let $es=`SELECT @@global.gtid_slave_pos`
--echo Mismatch between expected $pre_load_gtid state and the actual binlog state " @@global.gtid_binlog_pos = $bs or/and slave execution state @@global.gtid_slave_pos = $es.
--die
}
set @@debug_sync="now signal sig_go";
--source include/sync_with_master_gtid.inc
--echo # Cleanup
--connection master
DROP TABLE t1,ta;
--let $create_or_drop=drop
--source suite/rpl/include/create_or_drop_sync_func.inc
--source include/save_master_gtid.inc
--connection slave
--source include/sync_with_master_gtid.inc
--source 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;
--source include/start_slave.inc
--source include/rpl_end.inc

View File

@@ -7,7 +7,6 @@
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
--source include/stop_slave.inc
SET GLOBAL slave_parallel_threads=10;
CHANGE MASTER TO master_use_gtid=current_pos;
--source include/start_slave.inc

View File

@@ -25,7 +25,6 @@ SET GLOBAL binlog_commit_wait_usec=2000000;
SET @old_updates= @@GLOBAL.binlog_direct_non_transactional_updates;
SET GLOBAL binlog_direct_non_transactional_updates=OFF;
SET SESSION binlog_direct_non_transactional_updates=OFF;
CHANGE MASTER TO master_use_gtid=current_pos;
--connection server_3
--sync_with_master
@@ -33,7 +32,6 @@ CHANGE MASTER TO master_use_gtid=current_pos;
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
--source include/stop_slave.inc
SET GLOBAL slave_parallel_threads=10;
CHANGE MASTER TO master_use_gtid=current_pos;
--connection server_1

View File

@@ -12,7 +12,6 @@
SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
--source include/stop_slave.inc
SET GLOBAL slave_parallel_threads=5;
CHANGE MASTER TO master_use_gtid= current_pos;
--source include/start_slave.inc
--connection server_1

View File

@@ -1,6 +1,6 @@
#
# Start Alter with binlog applied using mysqlbinlog
# single maser with only one domain id
# single master with only one domain id
#
--source include/have_innodb.inc
--source include/have_debug.inc
@@ -10,7 +10,6 @@
set global binlog_alter_two_phase=true;
--connection slave
--source include/stop_slave.inc
change master to master_use_gtid= current_pos;
set global gtid_strict_mode=1;
--echo # Legacy Master Slave

View File

@@ -4,7 +4,6 @@
--connection slave
--source include/stop_slave.inc
CHANGE MASTER TO master_use_gtid=CURRENT_POS;
--let $datadir= `SELECT @@datadir`
--let $rpl_server_number= 2