1. Windows Server 2012 Hyper-V Storage Senthil Rajaram Senior PM Microsoft Corporation Taylor Brown Senior SDET Microsoft Corporation

2. agenda Deep Dive - Existing and New Options Virtual Storage Stack Improvements Example Configurations

3. 35 % 27 % 45 % 0 %

5. New for Windows Server 2012

6. Hyper-V Storage Light Up External Storage Arrays

7. WWN

8. Live Migrate Shared Storage WWPN A: C0:03:FF:78:22:A0:00:14 WWPN B: C0:03:FF:78:22:A0:00:15 WWPN A: C0:03:FF:78:22:A0:00:14 WWPN B: C0:03:FF:78:22:A0:00:15 WWPN A: C0:03:FF:78:22:A0:00:14 WWPN B: C0:03:FF:78:22:A0:00:15 WWPN A: C0:03:FF:78:22:A0:00:14 WWPN B: C0:03:FF:78:22:A0:00:15 1. Create A Temporary VM On Destination Hyper-V Server 2. Connect Temporary VMs HBAs To FC Fabric Using WWPN B 3. Verify Temporary VM Has Connectivity To Shared Storage 4. Complete Normal VM Live Migration (copy memory etc..) Limit IO Queue Depth To 1 5. Pause Source VM 6. Change Temporary VM To Permanent VM and Start IO 7. Logout of FC Fabric and Delete Source VM

9. Hyper-V Storage Virtual Fibre Channel Taylor Brown Senior SDET Microsoft Corporation

10. VHD Stack

11. Hyper-V Storage Unmap Integration Taylor Brown Senior SDET Microsoft Corporation

12. VHD Stack

13. Token

14. Hyper-V Storage ODX Integration Taylor Brown Senior SDET Microsoft Corporation

15. Hyper-V Storage New Storage Options

16. Supports All Existing Scenarios Enables New Scenarios Shared Nothing LM Cross-Cluster LM Requires SMB 3.0 VIR304-Building Flexible Hyper-V Env… VIR306-Hyper-V over SMB

19. Clustered File Server Node B File Server Node A

20. Clustered File Server

21. Host based Backup And Restore Virtual Shadow Service For SMB No Change in Flow For Backup \\FS\S1 VSS Service Backup Agent Remote VSS Agent Remote VSS Provider \\FS\S1 ~ Snap VSS Service/ Provider

24. Inbox Solution Provides Pooling Resiliency Simple Space Mirror Space Parity Space Thin provisioning WSV315-Redefining File Storage

25. Cluster Supports Spaces Simple Mirrored Mirrored Space CSV Redirection From Non- Owning Nodes Use Low Latency Network (10G or RDMA) For Cluster Network Clustered

26. Host Hardware RAID In A Cluster Resiliency To Node Failure LUN Fails Over Resiliency To Disk Failure RAID Clustered PCI RAID WSV310-Cluster-in-a-Box, RDMA, and More

27. Hyper-V Storage Virtual Storage Stack Improvements

28. The New Default Format for Virtual Hard Disks Larger Virtual Disks Large Sector Support Enhanced Perf Larger Block Sizes Enhanced Resiliency Embed Custom Metadata User Defined Metadata

29. Queue Depth 16 IOPS

30. Queue Depth 16 MB/S 25%

31. 512B Hardware 4K Hardware 4K

32. Sub-Optimal Performance For Existing VHDs ~30% 512b structures - Sector Bitmap, Header, Footer Parent Locators Hardware Read-Modify-Write Windows Server 2012 New VHDs 4K Aligned - Padding Better Performance, Reduced Need For RMW No Auto Align For Existing VHDs Hardware RMW Hardware RMW Aligned IO Unaligned X+512 b Aligned X+4 KB

33. IOPS 6000 % IOPS 6000 % 40%

34. Windows Server 2012 Supports Native 4K Disks Software Read-Modify- Write 512b Logical Sector Virtual Disk Performance Penalty For RMW 4K Logical Sector VHDX No Performance Penalty 512 4K Software RMW Software RMW 512 4K

36. Hyper-V Storage Reclaim Deleted Snapshot Space Quick VM Deployment Senthil Rajaram Senior PM Microsoft Corporation

37. Virtual Storage Stack Virtual Storage Stack VM Dev IO Throughput Was Limited By 1 Channel Per VM Fixed VP For IO Interrupt Handling 256 Queue Depth/SCSI, Shared For All Attached Devices Windows Server 2012 1 Channel/16 VPs, Per SCSI 256 Queue Depth/Device, Per SCSI IO Interrupt Handling Distributed Amongst VPs Dev

38. Hyper-V Storage Scaling IO Senthil Rajaram Senior PM Microsoft Corporation

40. Hyper-V Storage Example Configurations

41. Hyper-V Server Cluster Cluster Shared Volume Shared Virtual Fibre Channel LUN Hyper-V Server Cluster SAN Cluster Shared Volume Block Storage Virtual FC Fibre Channel or iSCSI Block Storage Virtual FC

42. Storage Spaces Storage Space Cluster Shared Volume File Share Hyper-V Server Cluster File Share Shared SAS JBOD Array(s) Windows Continuously Available File Servers Mulit-Channel SMB Mulit-Channel SMB

43. Hyper-V Server Cluster Storage Spaces Storage Space Cluster Shared Volume Shared SAS JBOD Array(s) Hyper-V Server Storage Space Cluster Shared Volume

44. Breakout Sessions Session Code Title VIR306Hyper-V over SMB2: Remote File Storage Support in Windows Server 2012 Hyper-V VIR401Hyper-V High-Availability & Mobility: Designing Infrastructure for Your Private Cloud WSV334Windows Server 2012 File and Storage Services Management WSV327Windows Server 2012 Storage Solutions: Vast Storage Capabilities for Everyone VIR302Enabling Disaster Recovery for Hyper-V Workloads Using Hyper-V Replica VIR304Building Flexible Hyper-V Environments: Hyper-V Live Migration and Live Storage Migration WSV410Continuously Available File Server: Under the Hood

45. Hands-on Labs (session codes and titles) Session CodeTitle VIR13-HOLConfiguring Windows Server 2012 Hyper-V to Use Highly Available Storage VIR21-HOLConfiguring Windows Server 2012 Hyper-V Replica VIR12-HOLFlexible Infrastructure with Windows Server 2012 Hyper-V WSV-31-HOLIntroduction to Storage Spaces in Windows Server 2012

46. Product Demo Stations (demo station title and location) Find Me Later At… LocationTitle VIR02-TLCWindows Server 2012 Hyper-V WSV08-TLCWindows Server 2012 Storage LocationTitle VIR02-TLCWindows Server 2012 Hyper-V

47. Talk to our Experts at the TLC #TE(sessioncode) DOWNLOAD Windows Server 2012 Release Candidate microsoft.com/windowsserver Hands-On Labs DOWNLOAD Windows Azure Windowsazure.com/ teched

48. Connect. Share. Discuss. http://northamerica.msteched.com Learning Microsoft Certification & Training Resources www.microsoft.com/learning TechNet Resources for IT Professionals http://microsoft.com/technet Resources for Developers http://microsoft.com/msdn

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