Backup exec setup deduplication

Veritas does not guarantee the accuracy regarding the completeness of the translation. You may also refer to the English Version of this knowledge base article for up-to-date information.

Support Knowledge base Article: Last Published: Data that contains many copies of the same data will benefit from deduplication. A deduplication storage folder has significant memory and disk space requirements. Make sure to review the requirements for the Deduplication Option before implementing it.

While the option may initially work on a system that does not meet these requirements, as time goes by and the deduplication storage folder fills up, a lack of memory and disk space will cause problems. A deduplication storage folder is significantly more complex than a backup-to-disk folder. Detecting duplicate data, tracking it in a database, and managing the interconnected links in the deduplication folder all adds up to significant memory and CPU usage.

Memory, processing, and time is traded for reduced storage space requirements. This trade-off needs to be considered when choosing to use a deduplication storage folder over a backup-to-disk folder. Problem Deduplication storage folder or deduplication disk storage device may run low on disk space. Earlier versions of Backup Exec did not support relocating the deduplication folder. Maintain the same drive letter as used on the source volume, to host the deduplication storage folder on the new server.

Make a copy of original configuration files before editing them. Note: Jobs using the Deduplication Storage Folder as the destination device will need to be updated with a new device target.

Note: After the removal of the Deduplication Storage Folder, the Backup Exec Deduplication services should appear to be stopped and set to manual. Deduplication folder remains offline after migration to another Backup Exec server.

This will need to be done on the Backup Exec server which running the optimized duplication operation. Additionally, also look at the replication. On the target side i. Restore from Deduplication folder does not work.

Deduplication Storage Folder is full. Check if the deduplication device is nearing full capacity: The capacity column available in the Storage tab of Backup Exec console shows usage of a disk storage. If it is RED in color, it is an alarm that the Deduplication device may be nearing its full capacity. This is the time to reclaim space within Deduplication Storage so that newer backups can run.

Manual space reclamation: If space need to be reclaimed follow this Technical Article Manual space reclaimation for Deduplication Storage Folder in Backup Exec and above. Note: It is recommended to stop backups i. You must be a registered user to add a comment.

If you've already registered, sign in. Otherwise, register and sign in. Deduplication Option in Backup Exec. Gurvinder Moderator. Employee Accredited Certified. Deduplication Storage Folder Issues : A. Deduplication folder is offline Possible Causes: Dedupe service not starting, Dedupe credentials not correct, Dedupe folder corruption It is important to start your checks by making sure the disk is healthy. Ensure Windows indexing is unchecked for this drive.

Ensure an AV exclusion is set for the drive on which Deduplication Folder is created. Deduplication folder in Backup Exec may show offline due to any of the following: Deduplication service not starting Deduplication folder credential in Backup Exec BE have changed and not updated on the Deduplication SPA database Corruption inside the dedupe folder.