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

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

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

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...

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 r_subject:...

Failed to start tailwatchd - Unit tailwatchd service entered failed state

Failed to start tailwatchd. Unit tailwatchd.service entered failed state.  tailwatchd.service...

FTP Failed: Service check failed to complete Unable to connect to port 21

The service “ftpd” appears to be down. The system failed to connect to this service’s TCP/IP...