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1.
2.        Copy memory pages from the source to the target via Ethernet
3.        Final state transfer
     a)    Pause ...
Configuration




   State
Guest Virtual    Guest Virtual
Guest OS            Address          Address
                                              ...
Parent Partition                     VM1               VM2

Virtual Machine Switch
   Routing                             ...
Parent Partition                       VM1               VM2
       Virtual Machine Switch

              Routing         ...
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
Pub Forum   Introducing Hyper V R2
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Pub Forum Introducing Hyper V R2

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The presentation I gave at PubForum Dublin 2009 on Hyper-V R2

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Pub Forum Introducing Hyper V R2

  1. 1. 1. 2. Copy memory pages from the source to the target via Ethernet 3. Final state transfer a) Pause virtual machine b) Move storage connectivity from source host to target host via Ethernet 4. Run new VM on target; Delete VM on source Host 1 Host 2 Blue = Storage Purple = Networking Shared Storage
  2. 2. Configuration State
  3. 3. Guest Virtual Guest Virtual Guest OS Address Address Shadow page defines GVA-to- tables combine GPA mappings these mappings Guest Physical because the Address processor knows Hypervisor how to perform defines GPA-to- only one level of SPA mappings System System translation Physical Physical Address Address
  4. 4. Parent Partition VM1 VM2 Virtual Machine Switch Routing TCP/IP TCP/IP VLAN Filtering Data Copy Port 2 Port 1 VM NIC 1 VM NIC 2 Miniport Driver VM BUS NIC Ethernet
  5. 5. Parent Partition VM1 VM2 Virtual Machine Switch Routing TCP/IP TCP/IP VLAN filtering Data Copy Port 2 Port 1 VM NIC 1 VM NIC 2 Miniport Driver Default Q1 Q2 Queue VM BUS Switch/Routing unit NIC Ethernet

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