First :
MariaDB [(none)]> show all slaves status \G
*************************** 1. row ***************************
              Connection_name: 
              Slave_SQL_State: Waiting for room in worker thread event queue
               Slave_IO_State: Queueing master event to the relay log
                  Master_Host: Server B
                  Master_User: rep_user
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: mysql-bin.000059
          Read_Master_Log_Pos: 357360895
               Relay_Log_File: relay-bin.000008
                Relay_Log_Pos: 842604236
        Relay_Master_Log_File: mysql-bin.000026
             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: 842603945
              Relay_Log_Space: 36829942199
              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: 127431
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: 247176
               Master_SSL_Crl: 
           Master_SSL_Crlpath: 
                   Using_Gtid: No
                  Gtid_IO_Pos: 
         Retried_transactions: 0
           Max_relay_log_size: 1073741824
         Executed_log_entries: 10832686
    Slave_received_heartbeats: 0
       Slave_heartbeat_period: 1800.000
               Gtid_Slave_Pos: 0-1-102456037

Second:
MariaDB [(none)]> show all slaves status \G
*************************** 1. row ***************************
              Connection_name: 
              Slave_SQL_State: Waiting for room in worker thread event queue
               Slave_IO_State: Waiting for master to send event
                  Master_Host: Server B
                  Master_User: rep_user
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: mysql-bin.000061
          Read_Master_Log_Pos: 792124994
               Relay_Log_File: relay-bin.000008
                Relay_Log_Pos: 842604236
        Relay_Master_Log_File: mysql-bin.000026
             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: 842603945
              Relay_Log_Space: 39412192539
              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: 127632
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: 247176
               Master_SSL_Crl: 
           Master_SSL_Crlpath: 
                   Using_Gtid: No
                  Gtid_IO_Pos: 
         Retried_transactions: 0
           Max_relay_log_size: 1073741824
         Executed_log_entries: 10832686
    Slave_received_heartbeats: 0
       Slave_heartbeat_period: 1800.000
               Gtid_Slave_Pos: 0-1-102456037

Third:
MariaDB [(none)]> show all slaves status \G
*************************** 1. row ***************************
              Connection_name: 
              Slave_SQL_State: Waiting for room in worker thread event queue
               Slave_IO_State: Waiting for master to send event
                  Master_Host: Server B
                  Master_User: rep_user
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: mysql-bin.000061
          Read_Master_Log_Pos: 819946197
               Relay_Log_File: relay-bin.000008
                Relay_Log_Pos: 842604236
        Relay_Master_Log_File: mysql-bin.000026
             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: 842603945
              Relay_Log_Space: 39440013742
              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: 127735
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: 247176
               Master_SSL_Crl: 
           Master_SSL_Crlpath: 
                   Using_Gtid: No
                  Gtid_IO_Pos: 
         Retried_transactions: 0
           Max_relay_log_size: 1073741824
         Executed_log_entries: 10832686
    Slave_received_heartbeats: 0
       Slave_heartbeat_period: 1800.000
               Gtid_Slave_Pos: 0-1-102456037