Percona XtraBackup is an open source hot backup utility, for MySQL - based servers, that keeps your database fully available during planned maintenance windows.

Whether it is a 24x7 highly loaded server or a low-transaction-volume environment, Percona XtraBackup is designed to make backups a seamless procedure without disrupting the performance of the server in a production environment. Percona XtraBackup (PXB) is a 100% open source backup solution with a commercial support available for organizations who want to benefit from comprehensive, responsive, and cost-flexible database support for MySQL.