Error reading packet from server: Lost connection to MySQL server during query ( server_errno=2013)












0















Getting one issue in error log in every 30-45 mins. Mysql version 5.6.20-log
Server is slave of master main server and its having 100 slaves to this server.
Replication hierarchy is there in 3 stages.
Master main server in another DC and rest 2 stages are in same DC.



*2019-02-11 23:45:10 29574 [ERROR] Error reading packet from server: Lost connection to MySQL server during query ( server_errno=2013)



2019-02-11 23:45:10 29574 [Note] Slave I/O thread: Failed reading log event, reconnecting to retry, log 'master-bin.011175' at position 102967340



2019-02-11 23:45:10 29574 [Warning] Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.*



Mysql config



mysql> show variables like '%packet%';



max_allowed_packet | 104857600
slave_max_allowed_packet | 1073741824



mysql> show variables like 'net_read_timeout';



net_read_timeout | 30



mysql> show variables like 'slave_net_timeout';



slave_net_timeout | 3600



mysql> show variables like 'read_buffer_size';



read_buffer_size | 131072










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    0















    Getting one issue in error log in every 30-45 mins. Mysql version 5.6.20-log
    Server is slave of master main server and its having 100 slaves to this server.
    Replication hierarchy is there in 3 stages.
    Master main server in another DC and rest 2 stages are in same DC.



    *2019-02-11 23:45:10 29574 [ERROR] Error reading packet from server: Lost connection to MySQL server during query ( server_errno=2013)



    2019-02-11 23:45:10 29574 [Note] Slave I/O thread: Failed reading log event, reconnecting to retry, log 'master-bin.011175' at position 102967340



    2019-02-11 23:45:10 29574 [Warning] Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.*



    Mysql config



    mysql> show variables like '%packet%';



    max_allowed_packet | 104857600
    slave_max_allowed_packet | 1073741824



    mysql> show variables like 'net_read_timeout';



    net_read_timeout | 30



    mysql> show variables like 'slave_net_timeout';



    slave_net_timeout | 3600



    mysql> show variables like 'read_buffer_size';



    read_buffer_size | 131072










    share|improve this question



























      0












      0








      0








      Getting one issue in error log in every 30-45 mins. Mysql version 5.6.20-log
      Server is slave of master main server and its having 100 slaves to this server.
      Replication hierarchy is there in 3 stages.
      Master main server in another DC and rest 2 stages are in same DC.



      *2019-02-11 23:45:10 29574 [ERROR] Error reading packet from server: Lost connection to MySQL server during query ( server_errno=2013)



      2019-02-11 23:45:10 29574 [Note] Slave I/O thread: Failed reading log event, reconnecting to retry, log 'master-bin.011175' at position 102967340



      2019-02-11 23:45:10 29574 [Warning] Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.*



      Mysql config



      mysql> show variables like '%packet%';



      max_allowed_packet | 104857600
      slave_max_allowed_packet | 1073741824



      mysql> show variables like 'net_read_timeout';



      net_read_timeout | 30



      mysql> show variables like 'slave_net_timeout';



      slave_net_timeout | 3600



      mysql> show variables like 'read_buffer_size';



      read_buffer_size | 131072










      share|improve this question
















      Getting one issue in error log in every 30-45 mins. Mysql version 5.6.20-log
      Server is slave of master main server and its having 100 slaves to this server.
      Replication hierarchy is there in 3 stages.
      Master main server in another DC and rest 2 stages are in same DC.



      *2019-02-11 23:45:10 29574 [ERROR] Error reading packet from server: Lost connection to MySQL server during query ( server_errno=2013)



      2019-02-11 23:45:10 29574 [Note] Slave I/O thread: Failed reading log event, reconnecting to retry, log 'master-bin.011175' at position 102967340



      2019-02-11 23:45:10 29574 [Warning] Storing MySQL user name or password information in the master info repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START SLAVE; see the 'START SLAVE Syntax' in the MySQL Manual for more information.*



      Mysql config



      mysql> show variables like '%packet%';



      max_allowed_packet | 104857600
      slave_max_allowed_packet | 1073741824



      mysql> show variables like 'net_read_timeout';



      net_read_timeout | 30



      mysql> show variables like 'slave_net_timeout';



      slave_net_timeout | 3600



      mysql> show variables like 'read_buffer_size';



      read_buffer_size | 131072







      replication mysql-5.6 connections error-log






      share|improve this question















      share|improve this question













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      share|improve this question








      edited 10 mins ago







      anand aundhekar

















      asked 16 mins ago









      anand aundhekaranand aundhekar

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