MultiExecutor is a tool for managing distributed unix like systems and databases that has jdbc drivers. Only entering from one console you can execute same script or command on multiple machines and you can see the results seperately.
This bash script, in conjunction with a java program, will backup your mysql database(s) to a file using mysqldump, and gzips it. Depending on setup, it will either e-mail you the file, or leave it in the installation directory.