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include/master-slave.inc
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
[connection master]
call mtr.add_suppression("Replica I/O: The replica I/O thread stops because a fatal error is encountered when it tried to SET @master_binlog_checksum");
call mtr.add_suppression("The replica coordinator and worker threads are stopped, possibly leaving data in inconsistent state");
*** Preparing ***
include/sync_slave_sql_with_master.inc
include/stop_slave.inc
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
SET @restore_replica_net_timeout=@@global.replica_net_timeout;
RESET MASTER;
SET @restore_replica_net_timeout=@@global.replica_net_timeout;
SET @restore_event_scheduler=@@global.event_scheduler;
*** Default value ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root';
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
replica_net_timeout/slave_heartbeat_timeout=2.0000
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Reset slave affect ***
SET @@global.replica_net_timeout=30;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=5;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
5.000
*** Default value if replica_net_timeout changed ***
SET @@global.replica_net_timeout=50;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
25.000
SET @@global.replica_net_timeout=@restore_replica_net_timeout;
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Warning if updated replica_net_timeout < slave_heartbeat_timeout ***
SET @@global.replica_net_timeout=FLOOR(SLAVE_HEARTBEAT_TIMEOUT)-1;
Warnings:
Warning 1704 The requested value for the heartbeat period exceeds the value of `replica_net_timeout' seconds. A sensible value for the period should be less than the timeout.
SET @@global.replica_net_timeout=@restore_replica_net_timeout;
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Warning if updated slave_heartbeat_timeout > replica_net_timeout ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=REPLICA_NET_TIMEOUT;
Warnings:
Warning #### The requested value for the heartbeat period exceeds the value of `replica_net_timeout' seconds. A sensible value for the period should be less than the timeout.
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** CHANGE MASTER statement only updates slave_heartbeat_period ***
SET @@global.replica_net_timeout=20;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=5;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
SHOW VARIABLES LIKE 'replica_net_timeout';
Variable_name Value
replica_net_timeout 20
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
5.000
SET @@global.replica_net_timeout=2*@@global.replica_net_timeout;
SHOW VARIABLES LIKE 'replica_net_timeout';
Variable_name Value
replica_net_timeout 40
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
5.000
SET @@global.replica_net_timeout=@restore_replica_net_timeout;
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Update replica_net_timeout on master ***
SET @@global.replica_net_timeout=500;
SET @@global.replica_net_timeout=200;
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/start_slave.inc
include/sync_slave_sql_with_master.inc
SHOW VARIABLES LIKE 'replica_net_timeout';
Variable_name Value
replica_net_timeout 200
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
100.000
SET @@global.replica_net_timeout=@restore_replica_net_timeout;
Warnings:
Warning 1704 The requested value for the heartbeat period exceeds the value of `replica_net_timeout' seconds. A sensible value for the period should be less than the timeout.
include/stop_slave.inc
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
SET @@global.replica_net_timeout=@restore_replica_net_timeout;
*** Start/stop slave ***
SET @@global.replica_net_timeout=100;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=20;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/start_slave.inc
include/sync_slave_sql_with_master.inc
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
20.000
include/stop_slave.inc
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
20.000
*** Reload slave ***
SET @@global.replica_net_timeout=50;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=30;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/rpl_restart_server.inc [server_number=2]
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
30.000
SET @restore_replica_net_timeout=@@global.replica_net_timeout;
*** Disable heartbeat ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
0.000
select count_received_heartbeats from performance_schema.replication_connection_status;
count_received_heartbeats
0
include/start_slave.inc
include/sync_slave_sql_with_master.inc
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
0.000
select count_received_heartbeats from performance_schema.replication_connection_status;
count_received_heartbeats
0
include/stop_slave.inc
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
0.000
select count_received_heartbeats from performance_schema.replication_connection_status;
count_received_heartbeats
0
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
SELECT SLAVE_HEARTBEAT_TIMEOUT = 0 AS Result;
Result
1
*** Min slave_heartbeat_timeout ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0.001;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
0.001
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0.0009;
Warnings:
Warning #### The requested value for the heartbeat period is less than 1 millisecond. The value is reset to 0, meaning that heartbeating will effectively be disabled.
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
0.000
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Max slave_heartbeat_timeout ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=4294967;
Warnings:
Warning #### The requested value for the heartbeat period exceeds the value of `replica_net_timeout' seconds. A sensible value for the period should be less than the timeout.
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
select heartbeat_interval from performance_schema.replication_connection_configuration;
heartbeat_interval
4294967.000
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=4294968;
ERROR HY000: The requested value for the heartbeat period is either negative or exceeds the maximum allowed (4294967 seconds).
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=8589935;
ERROR HY000: The requested value for the heartbeat period is either negative or exceeds the maximum allowed (4294967 seconds).
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=4294967296;
ERROR HY000: The requested value for the heartbeat period is either negative or exceeds the maximum allowed (4294967 seconds).
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Misc incorrect values ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD='-1';
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''-1'' at line 1
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD='123abc';
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''123abc'' at line 1
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD='';
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '''' at line 1
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
*** Running slave ***
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD= 3.0;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
SELECT unix_timestamp() into @time_0;
include/start_slave.inc
include/sync_slave_sql_with_master.inc
SELECT unix_timestamp() into @time_1;
Heartbeat event received
*** Stopped slave ***
include/stop_slave.inc
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD= 0.1;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
Number of received heartbeat events while slave stopped: 0
*** Started slave ***
include/start_slave.inc
Heartbeat event received
*** Stopped IO thread ***
include/stop_slave_io.inc
Number of received heartbeat events while io thread stopped: 0
*** Started IO thread ***
START SLAVE IO_THREAD;
Warnings:
Warning 1287 'START SLAVE' is deprecated and will be removed in a future release. Please use START REPLICA instead
include/wait_for_slave_io_to_start.inc
Heartbeat event received
*** Stopped SQL thread ***
include/stop_slave_sql.inc
Heartbeat events are received while sql thread stopped (1 means 'yes'): 1
*** Started SQL thread ***
START SLAVE SQL_THREAD;
Warnings:
Warning 1287 'START SLAVE' is deprecated and will be removed in a future release. Please use START REPLICA instead
include/wait_for_slave_sql_to_start.inc
Heartbeat event received
*** Stopped SQL thread by error ***
CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(10), c LONGTEXT);
include/sync_slave_sql_with_master.inc
INSERT INTO t1 VALUES (1, 'on slave', NULL);
INSERT INTO t1 VALUES (1, 'on master', NULL);
call mtr.add_suppression("Replica SQL.*Duplicate entry .1. for key .t1.PRIMARY.. on query.* Error_code: MY-001062");
call mtr.add_suppression("Replica SQL.*Request to stop replica SQL Thread received while applying a group that has non-transactional changes; waiting for completion of the group");
Heartbeat events are received while sql thread stopped (1 means 'yes'): 1
include/stop_slave_io.inc
DELETE FROM t1;
include/start_slave.inc
include/sync_slave_sql_with_master.inc
DROP TABLE t1;
include/sync_slave_sql_with_master.inc
*** Flush logs on slave ***
include/rpl_reset.inc
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0.5;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/start_slave.inc
include/assert.inc [Should receive at least one heartbeat event while running FLUSH LOGS for 10 seconds]
*** Compressed protocol ***
SET @@global.replica_compressed_protocol=1;
include/stop_slave.inc
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
SET @@global.replica_compressed_protocol=1;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0.1;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/start_slave.inc
Heartbeat event received
SET @@global.replica_compressed_protocol=0;
SET @@global.replica_compressed_protocol=0;
*** Reset master ***
STOP SLAVE;
Warnings:
Warning 1287 'STOP SLAVE' is deprecated and will be removed in a future release. Please use STOP REPLICA instead
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0.1;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/start_slave.inc
RESET MASTER;
include/sync_slave_sql_with_master.inc
Heartbeat events are received after reset of master (1 means 'yes'): 1
*** Reload master ***
STOP SLAVE;
Warnings:
Warning 1287 'STOP SLAVE' is deprecated and will be removed in a future release. Please use STOP REPLICA instead
RESET SLAVE;
Warnings:
Warning 1287 'RESET SLAVE' is deprecated and will be removed in a future release. Please use RESET REPLICA instead
RESET MASTER;
CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_PORT=MASTER_PORT, SOURCE_USER='root', SOURCE_CONNECT_RETRY=20, SOURCE_HEARTBEAT_PERIOD=0.1;
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
include/start_slave.inc
Heartbeat event received
include/rpl_restart_server.inc [server_number=1]
include/wait_for_slave_io_to_start.inc
Heartbeat event received
*** Circular replication ***
include/rpl_reset.inc
include/stop_slave.inc
include/rpl_change_topology.inc [new topology=1->2->1]
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
CHANGE REPLICATION SOURCE TO SOURCE_HEARTBEAT_PERIOD=1;
include/start_slave.inc
CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(10));
INSERT INTO t1 VALUES(1, 'on master');
CHANGE REPLICATION SOURCE TO SOURCE_HEARTBEAT_PERIOD=0.1;
include/start_slave.inc
INSERT INTO t1 VALUES(2, 'on slave');
include/sync_slave_sql_with_master.inc
SELECT * FROM t1 ORDER BY a;
a b
1 on master
2 on slave
SELECT * FROM t1 ORDER BY a;
a b
1 on master
2 on slave
Heartbeat event received on master
Heartbeat event received on slave
*** Clean up ***
DROP TABLE t1;
SET @@global.replica_net_timeout=@restore_replica_net_timeout;
include/rpl_end.inc
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