Easy DPM 2010 Fix: Disk based recovery points are not deleted as per retention goals

When using System Center Data Protection Manager 2007 or 2010 (DPM) to backup your production servers, you might encounter a situation where the recovery point volumes for your protected data source keep running out of space and the number of days that DPM has recovery points for exceeds the desired retention range.  If you run… Read more

A script to set or remove disk quotas for protected client computers in System Center Data Protection Manager

The Set-Quota PowerShell script (attached below) applies or removes disk quotas for protected client computers. It uses the expected data size per client value of the protection group to set the required disk quota for the client computers protected under that protection group. The script leverages windows FSRM (File Server Resource Manager) which should be… Read more

How to use SAN recovery option and mapping data source volumes to Windows disks

Say you want to use the DPM “SAN recovery” option. This requires storage management steps for which it is useful to know which Windows disks (LUN’s) hold the associated DPM volumes for a given data source. First a generic recap of the potential ‘DPM SAN recovery’ advantages and steps; ‘SAN recovery’ is only beneficial when… Read more

Protect, Unprotect, Protect, Unprotect – Understanding how DPM 2010 retention works

UPDATE 11/20/2013: The script below has been updated to work with all current versions of DPM 2012. ===== With special thanks to Fahd Kamal for the backgrounder content. Imagine that you are experimenting with DPM 2010.  You protect some data, and then you remove that protection group.  Then, showing DPM to one of your friends,… Read more

About defining DPM protection from CLI

Those with interest in modifying and creating DPM protection from CLI probably appreciate this otherwise there is little sense in reading further I guess. Those that seek to save and recreate protection configurations are up for a task that proved to be a daunting one, you may want to look into a twin script called… Read more

How to use a pre-backup or post-backup script to reset the archive bit in System Center Data Protection Manager

Here’s a good tip you might find handy.  Let’s say you have a situation where you have a legacy application or some other need that requires the archive bit to be reset for data which is being backed up. Given the fact that DPM does not use the Archive bit but instead uses the USN… Read more