Hyper-V blog by Hans Vredevoort Rotating Header Image

Posts Tagged ‘backup’

Conditions when DPM cannot backup a Hyper-V VM

We recently saw a situation where a running VM could not be backed up by Data Protection Manager.
Here is why:
If at least one of the following conditions is true

The Hyper-V integration components for volume snapshot copy disabled for the VM

Dynamic disks configured inside of the VM

Non-NTFS based partitions inside the VM

Changed shadow storage assignments [...]

Hotfix required for Hyper-V R2 related to backup

If you see prolonged startup time with Windows Server 2008 R2 servers with the Hyper-V role enabled, this can be caused by a large registry hive that increases after every backup.
“The issue occurs because of a large number of orphaned registry keys. The Volume Shadow Copy Service (VSS) snapshots create many registry keys. However, they [...]

Hyper-V R2 and Clustering Videos Technet 2010 North America

Last week a number of great presentations were given at TechEd 2010 North America in New Orleans .

Here is a selection of sessions on Hyper-V R2 and Clustering that I consider to be my field. Some of them are presented by my Cluster MVP Lead Symon Perriman.
Disaster Recovery by Stretching Hyper-V Clusters Across Sites: [...]