Veeam BR – Backup Mode I/O Consideration

If you want to use Veeam BR as you backup and recovery software in your virtual environment, you have to consider the below I/O table about your backup mode and choose best backup mode according to your backup infrastructure and your company backup policies:

Backup ModeI/O Cost
Incremental Backup1x I/O on target (write for each changed block)
Reversed Incremental Backup3x I/O on target (write + read + write for each changed block)
Active Full Backup1x I/O on target (write for each block)
Synthetic Full Backup For Incremental Backup Mode2x I/O on target (read + write for each block)
Synthetic Full Backup For Incremental Backup Mode With Transform4x I/O on target (read + write + read + write for each block)

Reversed Incremental will reduce your storage cost but increase I/O cost.

 

Davoud Teimouri

Davoud Teimouri is as a professional blogger, vExpert 2015/2016/2017/2018, VCA, MCITP. This blog is started with simple posts and now, it has large following readers.

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