What’s new for Hyper-V in Windows Server 2012 R2

by Arman Obosyan 3. June 2013 21:00

With the release of Windows Server 2012 R2 estimate end of the year a lot of new features will be introduced, one of the first question is What’s new for Hyper-V in Windows Server 2012 R2

Generation 2 Virtual Machines

  • A VM with now “Legacy”
  • UEFI based
  • No emulated devices
  • Boots off virtual SCSI / Network adapters
  • Supports Secure Boot
  • VMs boots seconds faster, OS install much faster

(For now only supported guest OS’s are 64-bit Windows 8 and Windows Serer 2012 and later, you will not be able cannot upgrade a Gen1 VM to Gen2 VM because of UFIE (new bootloader) and use of GPT partition and not MBR to boot.)

Enhanced VM interaction

  • Full remote desktop capabilities, even when the network is down!
  • Integrated into Hyper-V Management experience
  • Virtual machines are automatically activates when hosted on Window Server 2012 Datacenter edition
  • Zero touch activation of VMs for hosters / enterprises
  • Copy and paste rich text and graphics inside hyper-V console!
  • Video and audio over Hyper-V console
  • Copy/paste feature as PowerShell commandlet for non GUI guest
  • USB passthrough can be enabled (GPO) it is tied to "RDP" session of VM remote tool.

Live Migration

  • Live migration VMs from Window Server 2012 to Windows Server 2012 R2
  • 2x to 10x Faster Live Migration
  • Zero downtime migration
  • Compression enables over 2x improvement in live migration time
  • SMB Direct support allows for high-speed live migrations over high-end networks (RDMA)

VHDX / Export / Clone

  • Increase and decrease the size of VHD while VM is live, Online VHDX resize
  • Export VM while it is running, Live VM Export
  • Export snapshot of a VM, while VM keeps running

Storage QoS

  • Can restrict disk throughput for overactive / disruptive VM
  • Dynamically configurable while VM is running

Hyper-V Replica

  • Extended replication, now add a second replica to add extra protection for your VM at offsite location or hoster
  • Finer grained control of replication, now choose 30 sec interval or 5 minutes (default) For other scenarios choose 15 minutes.
  • Windows Azure will support orchestration of recovery using Hyper-V DR replica’s and system center VMM on premise.

More coming…

Note: All listed in this post subject to change, this is prerelease list of features that are planed to be included in upcoming release of Hyper-V with no warranty.

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About the author

Arman Obosyan is an experienced IT Pro. with over 17+ years work experience in Information Technologies sector.

Certified since 2003 year, passed following certifications MCP, MCSA, MCSE, MCTS, MCITP, Exin ITIL and VMware Certified Professional (VCP)

In 2010 Was awarded a Microsoft Most Valuable Professional (MVP)

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Disclaimer
The opinions expressed herein are my own personal opinions and do not represent anyone else's view in any way, including those of my employer.



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