Hi,
I do recommend to see and try Storware vProtect solution, which is powerful backup platform for Citrix XenServer .
Storware vProtect enhanced IBM Spectrum Protect (IBM Tivoli Storage Manager) portfolio, which provides VM-based comprehensive protection for Citrix XenServer.
Dedicated plugin (proxy agent) provides native snapshot/API integration with XENServers.
- VM-level backup and protection
- Hybrid Protection (2nd Tier can be at TSM Server or in the cloud)
- Disaster Recovery based on IBM TSM
- Deduplication across all backups
- Schedule, prioritized backup
- Support for native XEN API
- Snaphot consistent technology
- Easy to use and intuitive management:
- Index VMs available on hypervisors
- Schedule Backup / backup now
- Restore if needed (or use local copy of last backup)
- Scalability
it's certified in IBM -
http://www-304.ibm.com/partnerworld/gsd/solutiondetails.do?solution=52294&expand=true&lc=en