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

Create CXS Quarantine Directory

The following command may be used to create a quarantine directory for Configserver's CXS: cxs...

This webpage is not available ERR_SSL_VERSION_OR_CIPHER_MISMATCH

This webpage is not availableERR_SSL_VERSION_OR_CIPHER_MISMATCHA secure connection cannot be...

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:...

cPanel Account - PHP Startup: Unable to load dynamic library

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

CSF Error: *WARNING* Binary location for [HOST] [/usr/bin/host] in /etc/csf/csf-conf is either incorrect, is not installed or is not executable

During a CSF start or restart you may encounter this error. This is a result of /usr/bin/host...