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  1. MariaDB MaxScale
  2. MXS-1853

Minimal support of MySQL 8

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Details

    • New Feature
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • 2.2.5
    • 2.2.7
    • Core
    • None
    • MySQL 8.0.11

    Description

      It seems MaxScale doesn't yet support MySQL 8 correctly - node id, master id and replication depth are all incorrect. Please add support

      [root@sql-proxy01 ~]# maxadmin show server mysql04
      Server 0x25cf450 (mysql04)
              Server:                              192.168.10.231
              Status:                              Running
              Protocol:                            MySQLBackend
              Port:                                3306
              Server Version:
              Node Id:                             -1
              Master Id:                           -1
              Last event:                          server_up
              Triggered at:                        Fri, 04 May 2018 06:07:26 GMT
              Slave Ids:
              Repl Depth:                          -1
              Number of connections:               0
              Current no. of conns:                0
              Current no. of operations:           0
              Persistent pool size:                0
              Persistent measured pool size:       0
              Persistent actual size max:          0
              Persistent pool size limit:          100
              Persistent max time (secs):          3600
              Connections taken from pool:         0
              Pool availability:                   0.00%
      

      SHOW SLAVE STATUS output

      mysql> SHOW SLAVE STATUS\G
      *************************** 1. row ***************************
                     Slave_IO_State: Waiting for master to send event
                        Master_Host: slave2
                        Master_User: repl
                        Master_Port: 3306
                      Connect_Retry: 60
                    Master_Log_File: mysql-bin.001505
                Read_Master_Log_Pos: 849378490
                     Relay_Log_File: overlord-relay-bin.000664
                      Relay_Log_Pos: 796836023
              Relay_Master_Log_File: mysql-bin.001504
                   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: 796835809
                    Relay_Log_Space: 1923122491
                    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: 18479
      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: 036f16f4-8cdc-11e5-a40b-cef5953dbfa6
                   Master_Info_File: mysql.slave_master_info
                          SQL_Delay: 0
                SQL_Remaining_Delay: NULL
            Slave_SQL_Running_State: Reading event from the relay log
                 Master_Retry_Count: 86400
                        Master_Bind:
            Last_IO_Error_Timestamp:
           Last_SQL_Error_Timestamp:
                     Master_SSL_Crl:
                 Master_SSL_Crlpath:
                 Retrieved_Gtid_Set:
                  Executed_Gtid_Set:
                      Auto_Position: 0
               Replicate_Rewrite_DB:
                       Channel_Name:
                 Master_TLS_Version:
             Master_public_key_path:
              Get_master_public_key: 0
      1 row in set (0.00 sec)
      

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            markus makela markus makela
            bpbp Boden Garman
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            Dates

              Created:
              Updated:
              Resolved:

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