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  1. MariaDB MaxScale
  2. MXS-2053

binlog_change_master test fails after several iterations

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • 2.2.14
    • 2.3.8
    • binlogrouter
    • None

    Description

      `binlog_chanmge_master` test fails randomly.

      to reproduce:

      ctest -I 235,235 --repeat-until-fail 100 -VV

      After failure:

      • binlog router is not connected to the master according masters' `how slave hosts`
      • show slave status from binlog router

      MySQL [(none)]> show slave status\G
      *************************** 1. row ***************************
                     Slave_IO_State: Binlog Dump
                        Master_Host: 192.168.121.247
                        Master_User: repl
                        Master_Port: 3306
                      Connect_Retry: 60
                    Master_Log_File: mar-bin.000005
                Read_Master_Log_Pos: 203596
                     Relay_Log_File: mar-bin.000005
                      Relay_Log_Pos: 203596
              Relay_Master_Log_File: mar-bin.000005
                   Slave_IO_Running: Yes
                  Slave_SQL_Running: Yes
                    Replicate_Do_DB: 
                Replicate_Ignore_DB: 
                 Replicate_Do_Table: 
             Replicate_Ignore_Table: 
            Replicate_Wild_Do_Table: 
        Replicate_Wild_Ignore_Table: 
                         Last_Errno: 0
                         Last_Error: 
                       Skip_Counter: 0
                Exec_Master_Log_Pos: 203596
                    Relay_Log_Space: 203596
                    Until_Condition: None
                     Until_Log_File: 
                      Until_Log_Pos: 0
                 Master_SSL_Allowed: No
                 Master_SSL_CA_File: 
                 Master_SSL_CA_Path: 
                    Master_SSL_Cert: 
                  Master_SSL_Cipher: 
                     Master_SSL_Key: 
              Seconds_Behind_Master: 0
      Master_SSL_Verify_Server_Cert: No
                      Last_IO_Errno: 0
                      Last_IO_Error: 
                     Last_SQL_Errno: 0
                     Last_SQL_Error: 
        Replicate_Ignore_Server_Ids: 
                   Master_Server_Id: 3
                        Master_UUID: 7df10d0e-b87d-11e8-bbd4-52540086ca0c
                   Master_Info_File: /var/lib/maxscale/Binlog_Service/master.ini
                          SQL_Delay: 0
                SQL_Remaining_Delay: NULL
            Slave_SQL_Running_State: Slave running
                 Master_Retry_Count: 1000
                        Master_Bind: 
            Last_IO_Error_TimeStamp: 
           Last_SQL_Error_Timestamp: 
                     Master_SSL_Crl: 
                 Master_SSL_Crlpath: 
                         Using_Gtid: No
                        Gtid_IO_Pos: 0-3-302
      1 row in set (0.00 sec)
      

      show master status from binlogrouter:

      MySQL [(none)]> show master status\G
      *************************** 1. row ***************************
                  File: mar-bin.000005
              Position: 203596
          Binlog_Do_DB: 
      Binlog_Ignore_DB: 
      Execute_Gtid_Set: 
      1 row in set (0.00 sec)
      

      Attachments

        1. maxscale.log
          956 kB
        2. log100_1
          44 kB

        Activity

          People

            markus makela markus makela
            tturenko Timofey Turenko
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            Dates

              Created:
              Updated:
              Resolved:

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