[please don't commandeer unrelated threads - when starting a new topic, make sure you are NOT setting in-reply-to] On 07/23/2013 06:33 AM, Thomas Stein wrote: > Hello. > > Can someone shed some light on the copy-storage-all feature? There are > many hits on google. My current questions are. > > 1. is it possible to do a migrate --live --copy-storage-all .... without > shared storage? Yes, that's the point of --copy-storage-all. > 2. Do i need to have a preexisting image on the destination node? I know there has been some work to get to the point of not having to pre-create images on the destination, but am not sure of the current state of that work. Fastest might be to just try it and see; the error message should be sane if it still isn't implemented. > 3. Is this still true: > > The current implementation of --copy-storage-all uses a qemu interface > that upstream qemu developers are reluctant to support, and risks > running into problems. We have patches under review to use a new NBD > server for migration when targeting qemu 1.4 with libvirt 1.0.2, with > much less risk What version of libvirt and qemu are you using? Newer libvirt is indeed able to use NBD migration for a much cleaner result. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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