Repairing and Optimizing all MySQL and MariaDB Databases on the Server

From time to time you will find repairing and optimizing your databases are necessary. From a shell the following may be useful for mySQL and MariaDBs:



Repair and optimized DBs

find /var/lib/mysql -name '*.MYI' -exec myisamchk -r {} \;
find /var/lib/mysql -name '*.MYI' -exec myisamchk -o {} \;

Force repair:

find /var/lib/mysql -name '*.MYI' -exec myisamchk -rf {} \;

mysqlcheck Repair and Optimize:

mysqlcheck --repair --use-frm --all-databases
mysqlcheck -o -A

Share this page:


Was this article useful? Have any suggestions or improvements to the information?

Also Read

VPS Time not Correct with Time Server

If you have a problem with your VPS time not staying sync in a Xen VPS you will want to enable...

Reset cPanel Max Defers for an Account

While viewing exim_mainlog and seeing the following: enforce_mail_permissions: Domain...

Disable cPanel Brute Force Command Line

To disable the cPanel brute force detection from the command line usee the following:...

central_filter defer (-17): error in filter file: unknown filtering command "r_subject:" near line 22 of filter file

The error "central_filter defer (-17): error in filter file: unknown filtering command...

Manually Clear from Console / Command Line cPanel Exim Mail Queue

To clear the cPanel exim mail queue quickly from a command line / shell use the following...