Deduplication does not work when duplicating from a local deduplication device to a cloud deduplication device

book

Article ID: 100067251

calendar_today

Updated On:

Description

Error Message

N/A

 

Cause

Optimized duplication (opt-dup) to a cloud deduplication device does not work, and duplicates the entire original data (non-deduplicated data or re-hydrated data.)

 

Resolution

This issue is resolved with Backup Exec 25.1. 

After installing\upgrading to BE 25.1 Create the following registry and set the value to 1.

Key: HEY_LOCAL_MACHINE\SOFTWARE\Veritas\Backup Exec For Windows\Backup Exec\Engine\Misc

Value: DisableOptDupForCloudDedupe

Type: DWORD

Data: 1

Note: Backup Exec services needs to be restarted after creating the above key.

 

Issue/Introduction

Deduplication does not work and consumes storage capacity when duplicating from a local deduplication device to a cloud deduplication device.

Additional Information

ETrack: 4159025