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[Bug 1663238] Re: Hyper-V driver destroys and recreates the VM on cold migration / resize

 

** Changed in: os-win
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1663238

Title:
  Hyper-V driver destroys and recreates the VM on cold migration /
  resize

Status in OpenStack Compute (nova):
  Triaged
Status in os-win:
  Invalid

Bug description:
  Currently, the nova Hyper-V driver destroys the instance on the source
  node and recreates it on the destination node, losing some of the
  instance settings.

  For this reason, guest PCI device IDs change, causing undesired
  effects in some cases. For example, this affects guests relying on
  static network configuration, which will be lost after a cold
  migration.

  This issue can be solved by importing the desired VM on the
  destination node, and updating the VM resources according to the new
  flavor.

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References