[libvirt-users] error when call migrate function "error: invalid argument: qemuDomainMigratePrepare3: unsupported flags (0x200)"

[Michal Privoznik]

On 25.02.2013 09:06, loic.cloatre at orange.com wrote:
> Hello,
> 
> I am using latest version of libvirt: 0.10.0

On both sides?

> If I drop unsafe flag I get "error: Unsafe migration: Migration may lead to data corruption if disks use cache != none"

Right. We want to bypass system and qemu cache during migration.
Unfortunately, we can't change cache once domain is started.

> 
> "cache=none": I try also to create a VM using virt-install with "-disk ...,cache=none" but I always get error "could not open disk image /media/shared/dd.vdi", "could not open disk image /media/shared/dd.qcow"...

Well, this is unusual error message. I suspect qemu as the origin.
However, without libvirtd logs I am unable to tell.

Michal

> 
> Loic 
> 
>