What's New in Windows Server 2012 Hyper-V, Part 1€¢Network Load Balancing & Failover via Windows...
Transcript of What's New in Windows Server 2012 Hyper-V, Part 1€¢Network Load Balancing & Failover via Windows...
Windows Server 2008 Windows Server 2008 R2 Windows Server 2012
HW Logical Processor Support
16 LPs 64 LPs 320 LPs
Physical Memory Support 1 TB 1 TB 4 TB
Cluster Scale 16 Nodes up to 1000 VMs 16 Nodes up to 1000 VMs 64 Nodes up to 4000 VMs
Virtual Machine Processor Support
Up to 4 VPs Up to 4 VPs Up to 64 VPs
VM Memory Up to 64 GB Up to 64 GB Up to 1 TB
Live Migration Yes, one at a time Yes, one at a time Yes, with no limits. As many as hardware will allow.
Live Storage Migration No. Quick Storage Migration via SCVMM
No. Quick Storage Migration via SCVMM
Yes, with no limits. As many as hardware will allow.
Servers in a Cluster 16 16 64
VP:LP Ratio 8:1 8:1 for Server 12:1 for Client (VDI)
No limits. As many as hardware will allow.
Disaster Recovery • Hyper-V Replica for Asynchronous Replication • CSV 2.0 Integration with Storage Arrays for Synchronous Replication
Application/Service Failover
• Non-Cluster Aware Apps: Hyper-V App Monitoring • VM Guest Cluster: iSCSI, Fiber Channel • VM Guest Teaming of SR-IOV NICs
I/O Redundancy • Network Load Balancing & Failover via Windows NIC Teaming • Storage Multi-Path IO (MPIO) • Multi-Channel SMB
Physical Node Redundancy
• Live Migration for Planned Downtime • Failover Cluster for Unplanned Downtime
Hardware Fault • Windows Hardware Error Architecture (WHEA)/RAS
Windows Server 2008 Windows Server 2008 R2 Windows Server 2012
Live Storage Migration No. Quick Storage Migration via SCVMM
No. Quick Storage Migration via SCVMM
Yes, with no limits. As many as HW will allow.
Storage Pools as low-cost alternative to SAN
No No Yes
VMs on File Storage No No Yes, SMB 3.0
Guest Fiber Channel No No Yes
Virtual Disk Format VHD up to 2 TB VHD up to 2 TB VHD up to 2 TB VHDX up to 64 TB
VM Guest Clustering Yes, via iSCSI Yes, via iSCSI Yes, via iSCSI or FC
Native 4k Disk Support No No Yes
Live VHD Merge No, offline. No, offline. Yes
Live New Parent No No Yes
Secure Offloaded Data Transfer (ODX)
No No Yes
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50
100
150
200
AverageSystem
ODX
Creation of a 10 GB Fixed Disk
Time (seconds)
<1 Second!
~3 Minutes
Windows Server 2008 Windows Server 2008 R2 Windows Server 2012
NIC Teaming Yes, via partners Yes, via partners Windows NIC Teaming in box.
VLAN Tagging Yes Yes Yes
MAC Spoofing Protection No Yes, with R2 SP1 Yes
ARP Spoofing Protection No Yes, with R2 SP1 Yes
SR-IOV Networking No No Yes
Network QoS No No Yes
Network Metering No No Yes
Network Monitor Modes No No Yes
IPsec Task Offload No No Yes
VM Trunk Mode No No Yes
Windows Server 2008 Windows Server 2008 R2
Windows Server 2012
Hyper-V PowerShell No No Yes
Network PowerShell No No Yes
Storage PowerShell No No Yes
SCONFIG No Yes Yes
Multi-server management with Server Manager
No No Yes
Offline Virtual Disk servicing in Server Manager
No No Yes
Enable/Disable GUI Shell No (Server Core @ OS Setup)
No (Server Core @ OS Setup)
Yes, MinShell