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

Permission denied: /home/username/ htaccess pcfg_openfile: unable to check htaccess file, ensure it is readable

When checking your error log you find the error 508 or 403 forbidden error in your browser and...

SpamAssassin Command Line Bayesian Learn Command cPanel

Once it is enabled, it is necessary to train spamassassin to learn what is junk mail and what is...

error: db3 error(-) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery

error: db3 error(-) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery...

cPanel Max Defers Occurring for an Account

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

cPanel Account - PHP Startup: Unable to load dynamic library

PHP Warning:  PHP Startup: Unable to load dynamic library './xsl.so' - ./xsl.so: cannot open...