|
From: | Charles Duffy |
Subject: | [Qemu-devel] Re: Live migration - exec: support to be reintroduced? |
Date: | Wed, 05 Nov 2008 12:55:14 -0600 |
User-agent: | Thunderbird 2.0.0.17 (X11/20080925) |
Anthony Liguori wrote:
Daniel P. Berrange wrote:This isn't for snapshotting, so checkpointing of storage is unneccessary.This is just straight save+restore, akin to hibernate-to-disk for a physical machine.This is a fundamentally broken concept. You cannot just save the guest's memory state without saving the current state of the storage.
Oh -- let me follow up on how this works in libvirt:The "save" and "restore" commands shut down and start the VM when invoked; consequently, no storage changes are made while the VM is down. Restoring more than once off the same "save" is not an intended use case.
[Prev in Thread] | Current Thread | [Next in Thread] |