MariaDB 10.2.14 (Got timeout reading communication packets) The 2019 Stack Overflow Developer Survey Results Are InLower Maximum Possible Memory UsageMySQL keeps crashing OS server.. Please help adjust my.ini!How do I allow mysqld to use more than 24.9% of my cpu?Improve server performance by configuring MySQLMySQL becomes unresponsive a few times per hourmysqld_safe Can't log to error log and syslog at the same time. Remove all --log-error configuration options for --syslog to take effectMYSQL “Got an error reading communication packets”Percona: Got an error writing communication packetsAborted connection (Got an error reading communication packets)MySQL cannot connect via SSH tunnel — Connection refused

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MariaDB 10.2.14 (Got timeout reading communication packets)



The 2019 Stack Overflow Developer Survey Results Are InLower Maximum Possible Memory UsageMySQL keeps crashing OS server.. Please help adjust my.ini!How do I allow mysqld to use more than 24.9% of my cpu?Improve server performance by configuring MySQLMySQL becomes unresponsive a few times per hourmysqld_safe Can't log to error log and syslog at the same time. Remove all --log-error configuration options for --syslog to take effectMYSQL “Got an error reading communication packets”Percona: Got an error writing communication packetsAborted connection (Got an error reading communication packets)MySQL cannot connect via SSH tunnel — Connection refused



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1















I am seen warning messages in my logs of MariaDB server. These are there, I have tried many things.



I have optimize and repair all of my databases but warning are still there.




2018-04-19 22:50:14 139673358411520 [Warning] Aborted connection 473891 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:52:43 139672739514112 [Warning] Aborted connection 474608 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:53:31 139672741635840 [Warning] Aborted connection 474834 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:54:16 139672739514112 [Warning] Aborted connection 475117 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:55:49 139672740726528 [Warning] Aborted connection 475696 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:55:53 139672740120320 [Warning] Aborted connection 475717 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:56:43 139673235744512 [Warning] Aborted connection 476011 to db: 'admin_******lin' user: 'admin_******lin' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:56:57 139673235138304 [Warning] Aborted connection 476095 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:57:20 139672742545152 [Warning] Aborted connection 476186 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



2018-04-19 22:57:51 139673235441408 [Warning] Aborted connection 476340 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)




My my.cnf



skip-external-locking
key_buffer_size = 256M
max_allowed_packet = 500M
table_open_cache = 256
sort_buffer_size = 1M
read_buffer_size = 1M
read_rnd_buffer_size = 4M
myisam_sort_buffer_size = 64M
thread_cache_size = 8
query_cache_size= 16M
thread_concurrency = 8

innodb_file_per_table

max_connections=500
wait_timeout=60
interactive_timeout=60
long_query_time=5


I am using CentOS 7 with 8 GB of RAM.



Can someone help me?










share|improve this question














bumped to the homepage by Community 54 mins ago


This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.





















    1















    I am seen warning messages in my logs of MariaDB server. These are there, I have tried many things.



    I have optimize and repair all of my databases but warning are still there.




    2018-04-19 22:50:14 139673358411520 [Warning] Aborted connection 473891 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:52:43 139672739514112 [Warning] Aborted connection 474608 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:53:31 139672741635840 [Warning] Aborted connection 474834 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:54:16 139672739514112 [Warning] Aborted connection 475117 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:55:49 139672740726528 [Warning] Aborted connection 475696 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:55:53 139672740120320 [Warning] Aborted connection 475717 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:56:43 139673235744512 [Warning] Aborted connection 476011 to db: 'admin_******lin' user: 'admin_******lin' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:56:57 139673235138304 [Warning] Aborted connection 476095 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:57:20 139672742545152 [Warning] Aborted connection 476186 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



    2018-04-19 22:57:51 139673235441408 [Warning] Aborted connection 476340 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)




    My my.cnf



    skip-external-locking
    key_buffer_size = 256M
    max_allowed_packet = 500M
    table_open_cache = 256
    sort_buffer_size = 1M
    read_buffer_size = 1M
    read_rnd_buffer_size = 4M
    myisam_sort_buffer_size = 64M
    thread_cache_size = 8
    query_cache_size= 16M
    thread_concurrency = 8

    innodb_file_per_table

    max_connections=500
    wait_timeout=60
    interactive_timeout=60
    long_query_time=5


    I am using CentOS 7 with 8 GB of RAM.



    Can someone help me?










    share|improve this question














    bumped to the homepage by Community 54 mins ago


    This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.

















      1












      1








      1








      I am seen warning messages in my logs of MariaDB server. These are there, I have tried many things.



      I have optimize and repair all of my databases but warning are still there.




      2018-04-19 22:50:14 139673358411520 [Warning] Aborted connection 473891 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:52:43 139672739514112 [Warning] Aborted connection 474608 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:53:31 139672741635840 [Warning] Aborted connection 474834 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:54:16 139672739514112 [Warning] Aborted connection 475117 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:55:49 139672740726528 [Warning] Aborted connection 475696 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:55:53 139672740120320 [Warning] Aborted connection 475717 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:56:43 139673235744512 [Warning] Aborted connection 476011 to db: 'admin_******lin' user: 'admin_******lin' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:56:57 139673235138304 [Warning] Aborted connection 476095 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:57:20 139672742545152 [Warning] Aborted connection 476186 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:57:51 139673235441408 [Warning] Aborted connection 476340 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)




      My my.cnf



      skip-external-locking
      key_buffer_size = 256M
      max_allowed_packet = 500M
      table_open_cache = 256
      sort_buffer_size = 1M
      read_buffer_size = 1M
      read_rnd_buffer_size = 4M
      myisam_sort_buffer_size = 64M
      thread_cache_size = 8
      query_cache_size= 16M
      thread_concurrency = 8

      innodb_file_per_table

      max_connections=500
      wait_timeout=60
      interactive_timeout=60
      long_query_time=5


      I am using CentOS 7 with 8 GB of RAM.



      Can someone help me?










      share|improve this question














      I am seen warning messages in my logs of MariaDB server. These are there, I have tried many things.



      I have optimize and repair all of my databases but warning are still there.




      2018-04-19 22:50:14 139673358411520 [Warning] Aborted connection 473891 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:52:43 139672739514112 [Warning] Aborted connection 474608 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:53:31 139672741635840 [Warning] Aborted connection 474834 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:54:16 139672739514112 [Warning] Aborted connection 475117 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:55:49 139672740726528 [Warning] Aborted connection 475696 to db: 'admin_******' user: 'admin_******' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:55:53 139672740120320 [Warning] Aborted connection 475717 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:56:43 139673235744512 [Warning] Aborted connection 476011 to db: 'admin_******lin' user: 'admin_******lin' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:56:57 139673235138304 [Warning] Aborted connection 476095 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:57:20 139672742545152 [Warning] Aborted connection 476186 to db: 'admin_****** user: 'admin_****** host: 'localhost' (Got timeout reading communication packets)



      2018-04-19 22:57:51 139673235441408 [Warning] Aborted connection 476340 to db: 'admin_******ine' user: 'admin_******ine' host: 'localhost' (Got timeout reading communication packets)




      My my.cnf



      skip-external-locking
      key_buffer_size = 256M
      max_allowed_packet = 500M
      table_open_cache = 256
      sort_buffer_size = 1M
      read_buffer_size = 1M
      read_rnd_buffer_size = 4M
      myisam_sort_buffer_size = 64M
      thread_cache_size = 8
      query_cache_size= 16M
      thread_concurrency = 8

      innodb_file_per_table

      max_connections=500
      wait_timeout=60
      interactive_timeout=60
      long_query_time=5


      I am using CentOS 7 with 8 GB of RAM.



      Can someone help me?







      mysql centos7 mariadb






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Apr 19 '18 at 18:45









      HassaanHassaan

      1651417




      1651417





      bumped to the homepage by Community 54 mins ago


      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.







      bumped to the homepage by Community 54 mins ago


      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.






















          2 Answers
          2






          active

          oldest

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          0














          Solve this problem by reading the https://mariadb.com/kb/en/library/upgrading-from-mariadb-101-to-mariadb-102/ incompatibilities web page. The problem has existed in past releases because log_warnings use to default to 1 and now default to 2.



          Dynamically set global log_warnings=1; and watch the messages stop almost immediately, reset to 2 and within 3-5 minutes the messages resume.



          This explains why 10.2.14 they just show up, yet the real problems most likely related to improper application exception handling.






          share|improve this answer






























            0














            Suggestions to consider for your my.cnf-ini [mysqld] section



            Lead with # or REMOVE to allow defaults to work for you.
            . sort_buffer_size
            . read_buffer_size
            . read_rnd_buffer_size
            . thread_concurrency



            change this global variable



            thread_cache_size=100 # from 8 to reduce threads_created count





            share|improve this answer

























              Your Answer








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              2 Answers
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              2 Answers
              2






              active

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              active

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              active

              oldest

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              0














              Solve this problem by reading the https://mariadb.com/kb/en/library/upgrading-from-mariadb-101-to-mariadb-102/ incompatibilities web page. The problem has existed in past releases because log_warnings use to default to 1 and now default to 2.



              Dynamically set global log_warnings=1; and watch the messages stop almost immediately, reset to 2 and within 3-5 minutes the messages resume.



              This explains why 10.2.14 they just show up, yet the real problems most likely related to improper application exception handling.






              share|improve this answer



























                0














                Solve this problem by reading the https://mariadb.com/kb/en/library/upgrading-from-mariadb-101-to-mariadb-102/ incompatibilities web page. The problem has existed in past releases because log_warnings use to default to 1 and now default to 2.



                Dynamically set global log_warnings=1; and watch the messages stop almost immediately, reset to 2 and within 3-5 minutes the messages resume.



                This explains why 10.2.14 they just show up, yet the real problems most likely related to improper application exception handling.






                share|improve this answer

























                  0












                  0








                  0







                  Solve this problem by reading the https://mariadb.com/kb/en/library/upgrading-from-mariadb-101-to-mariadb-102/ incompatibilities web page. The problem has existed in past releases because log_warnings use to default to 1 and now default to 2.



                  Dynamically set global log_warnings=1; and watch the messages stop almost immediately, reset to 2 and within 3-5 minutes the messages resume.



                  This explains why 10.2.14 they just show up, yet the real problems most likely related to improper application exception handling.






                  share|improve this answer













                  Solve this problem by reading the https://mariadb.com/kb/en/library/upgrading-from-mariadb-101-to-mariadb-102/ incompatibilities web page. The problem has existed in past releases because log_warnings use to default to 1 and now default to 2.



                  Dynamically set global log_warnings=1; and watch the messages stop almost immediately, reset to 2 and within 3-5 minutes the messages resume.



                  This explains why 10.2.14 they just show up, yet the real problems most likely related to improper application exception handling.







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered May 10 '18 at 18:36









                  sklasingsklasing

                  11




                  11























                      0














                      Suggestions to consider for your my.cnf-ini [mysqld] section



                      Lead with # or REMOVE to allow defaults to work for you.
                      . sort_buffer_size
                      . read_buffer_size
                      . read_rnd_buffer_size
                      . thread_concurrency



                      change this global variable



                      thread_cache_size=100 # from 8 to reduce threads_created count





                      share|improve this answer





























                        0














                        Suggestions to consider for your my.cnf-ini [mysqld] section



                        Lead with # or REMOVE to allow defaults to work for you.
                        . sort_buffer_size
                        . read_buffer_size
                        . read_rnd_buffer_size
                        . thread_concurrency



                        change this global variable



                        thread_cache_size=100 # from 8 to reduce threads_created count





                        share|improve this answer



























                          0












                          0








                          0







                          Suggestions to consider for your my.cnf-ini [mysqld] section



                          Lead with # or REMOVE to allow defaults to work for you.
                          . sort_buffer_size
                          . read_buffer_size
                          . read_rnd_buffer_size
                          . thread_concurrency



                          change this global variable



                          thread_cache_size=100 # from 8 to reduce threads_created count





                          share|improve this answer















                          Suggestions to consider for your my.cnf-ini [mysqld] section



                          Lead with # or REMOVE to allow defaults to work for you.
                          . sort_buffer_size
                          . read_buffer_size
                          . read_rnd_buffer_size
                          . thread_concurrency



                          change this global variable



                          thread_cache_size=100 # from 8 to reduce threads_created count






                          share|improve this answer














                          share|improve this answer



                          share|improve this answer








                          edited Jun 22 '18 at 1:15









                          womble

                          85.7k18144204




                          85.7k18144204










                          answered Jun 15 '18 at 21:01









                          Wilson HauckWilson Hauck

                          34718




                          34718



























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