# Verify that after CHANGE MASTER, replication (I/O thread and SQL # thread) restart from where SQL thread left, not from where # I/O thread left (some old bug fixed in 4.0.17) source include/master-slave.inc; connection master; # Make SQL slave thread advance a bit create table t1(n int); sync_slave_with_master; select * from t1; # Now stop it and make I/O slave thread be ahead stop slave sql_thread; connection master; insert into t1 values(1); insert into t1 values(2); save_master_pos; connection slave; --real_sleep 3 # wait for I/O thread to have read updates stop slave; --vertical_results #checking show slave status let $status_items= Master_Host,Master_User,Connect_Retry,Master_Log_File,Relay_Master_Log_File,Slave_IO_Running,Slave_SQL_Running,Replicate_Do_DB,Replicate_Ignore_DB,Replicate_Do_Table,Replicate_Ignore_Table,Replicate_Wild_Do_Table,Replicate_Wild_Ignore_Table,Last_Errno,Last_Error,Skip_Counter,Exec_Master_Log_Pos,Until_Condition,Until_Log_File,Until_Log_Pos,Master_SSL_Allowed,Master_SSL_CA_File,Master_SSL_CA_Path,Master_SSL_Cert,Master_SSL_Cipher,Master_SSL_Key,Master_SSL_Verify_Server_Cert,Last_IO_Errno,Last_IO_Error,Last_SQL_Errno,Last_SQL_Error,Replicate_Ignore_Server_Ids,Master_Server_Id; source include/show_slave_status.inc; change master to master_user='root'; #checking show slave status let $status_items= Master_Host,Master_User,Connect_Retry,Master_Log_File,Relay_Master_Log_File,Slave_IO_Running,Slave_SQL_Running,Replicate_Do_DB,Replicate_Ignore_DB,Replicate_Do_Table,Replicate_Ignore_Table,Replicate_Wild_Do_Table,Replicate_Wild_Ignore_Table,Last_Errno,Last_Error,Skip_Counter,Exec_Master_Log_Pos,Until_Condition,Until_Log_File,Until_Log_Pos,Master_SSL_Allowed,Master_SSL_CA_File,Master_SSL_CA_Path,Master_SSL_Cert,Master_SSL_Cipher,Master_SSL_Key,Master_SSL_Verify_Server_Cert,Last_IO_Errno,Last_IO_Error,Last_SQL_Errno,Last_SQL_Error,Replicate_Ignore_Server_Ids,Master_Server_Id; source include/show_slave_status.inc; start slave; sync_with_master; select * from t1; connection master; drop table t1; save_master_pos; connection slave; sync_with_master; # End of 4.1 tests