HOW TO UPGRADE MARIADB 5.5 TO MARIADB 10.3 ON CENTOS 7.5 (1804)

1. MAKE SURE YOU’RE RUNNING MARIADB 5.5 Run the following command: mysql -v   Should output…

open_files_limit MariaDB on Debian 9

Check Limit on System cat /proc/$(pgrep mysqld$)/limits nano /etc/systemd/system/multi-user.target.wants/mariadb.service Edit Limit on: LimitNOFILE=65535 Change limit Check…

Calculate table_open_cache MySQL

1. Find current value of open_tables and opened_tables mysql> show global status like 'open%'; +--------------------------+---------+ |…

xtrabackup single table

I copied data from Mysql source version to Mysql destination version and insert to database Test_Database_Backup.…

Увеличение лимита open-files-limit в MariaDB on CentOS 7 с помощью systemd

Gone are the days where simply changing /etc/my.cnf would be sufficient. Enter the new systemd world.…

Изменение Timeout в MySQL, MariaDB, Percona

Посмотреть все текущие лимиты можно командой: show variables like '%timeout%'; Вывод будет примерно такой: mysql> show…