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
  • 147 Users Found This Useful

Was this answer helpful?

Related Articles

How to convert InnoDB to MyISAM

Although at times faster, you will find InnoDB a very large headache when it comes to table...

cPanel Max Defers Occurring for an Account

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

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...

E Sysup: Needed system RPMs were not installed: yum-utils

When encountering the following:E Sysup: Needed system RPMs were not installed: yum-utils*****...

Failed to lock proc mutex: Permission denied

The error : Failed to lock proc mutex: Permission denied can occur when using mod_ruid2 with...