nova/releasenotes/notes/add-support-for-live-migration-with-vpmem-9af5057dbe551f3b.yaml
LuyaoZhong 4bd5af66b5 Support live migration with vpmem
1. Check if the cluster supports live migration with vpmem
2. On source host we generate new dest xml with vpmem info stored in
   migration_context.new_resources.
3. If there are vpmems, cleanup them on host/destination when live
   migration succeeds/fails

Change-Id: I5c346e690148678a2f0dc63f4f516a944c3db8cd
Implements: blueprint support-live-migration-with-virtual-persistent-memory
2020-04-07 13:13:13 +00:00

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YAML

---
features:
- |
The libvirt driver now supports live migration with virtual persistent
memory (vPMEM), which requires QEMU as hypervisor. In virtualization layer,
QEMU will copy vpmem over the network like volatile memory, due to the
typical large capacity of vPMEM, it may takes longer time for live
migration.