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MySQL Environment MyEnv 1.2.2 has been released

FromDual has the pleasure to announce the release of the new version 1.2.2 of its popular MySQL, Galera Cluster, MariaDB and Percona Server multi-instance environment MyEnv.

The new MyEnv can be downloaded here.

In the inconceivable case that you find a bug in the MyEnv please report it to our bug tracker.

Any feedback, statements and testimonials are welcome as well! Please send them to

Upgrade from 1.1.x to 1.2.2

# cd ${HOME}/product
# tar xf /download/myenv-1.2.2.tar.gz
# rm -f myenv
# ln -s myenv-1.2.2 myenv

If you are using plug-ins for showMyEnvStatus create all the links in the new directory structure:

cd ${HOME}/product/myenv
ln -s ../../utl/oem_agent.php plg/showMyEnvStatus/

Changes in MyEnv 1.2.2


  • IP addresses are shown in up.
  • All values from [default] section should be inherited to [dbname] section.
  • Configuration file parser made more robust.
  • Empty my.cnf is caught correctly now.

MyEnv Installer

  • Mac OSX findings fixed in installer.
  • Fixed suppressed mysql_install_db error output problem.
  • Missing libaio library is found in installer now.
  • Check for missing /var/run/mysqld directory added.
  • Installation script mysql_install_db is called with --no-defaults now to avoid interference with other configuration files.

MyEnv Utilities

  • Script log_maintenance.php will not abort when having a problem with one log file but continue.
  • Help examples and template improved for log_maintenance.php.
  • Function check for mb_strlen added for log_maintenance.php.
  • Script option --truncate with too many lines leads to out of memory and takes ages. Fixed this by limiting lines to 10000 in log_maintenance.php.
  • But in drop_partition.php was fixed.

For subscriptions of commercial use of MyEnv please get in contact with us.