Symptoms
A task to create a VPS backup fails with the following error:
Cannot create VPS backup, usage of VPS backup disk space on HW node XXXXX has exceeded its hard limit (backup size: XXXXX kb)
Cause
The backups storage settings Diskspace soft limit and Diskspace hard limit are set too low for the backup node.
Resolution
Increase the diskspace limits in Services > Cloud Infrastructure > VPS Hardware Nodes > Stored VPS Backups.