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Bacula Director
Bacula Director is the primary scheduling and management component of the Bacula open-source backup software suite. It coordinates backup, recovery, verification, and archive tasks by instructing backup clients and storage daemons. This enables centralized administration of automated network backups in a scalable manner across heterogeneous environments..
The Bacula Director is at the core of the Bacula enterprise and community backup solution. It acts as a central control server that manages all backup jobs, schedules, resource definitions, and cataloging processes. It communicates over the network with the Bacula File Daemon (client) to initiate and control backup and restore operations, and with the Storage Daemon that handles the reading and writing of backup data onto various media like disk volumes or tape drives.
Communication between the Director and its components typically occurs over TCP and UDP port 9101. The Director uses structured configuration files to specify backup policies, job definitions, file sets, schedules, retention policies, and notification settings. It also interacts with an underlying database (such as MySQL, PostgreSQL, or SQLite) to maintain a detailed catalog of backup metadata, including job records, media use, and file listings.
This architecture provides flexibility and scalability, making it suitable for both small and enterprise-grade environments. Bacula Director supports a wide range of operating systems across clients, and through its scripting capabilities and plugin system, it offers extensive customization for backup workflows and integration with other IT management tools.