search for: qcow2v2

Hi All I am trying to deploy VMs using libvirt and a domainXML file where i mention the parameters for the VM to be deployed. I am using libvirt version: libvirt 0.10.2 ********** virsh # version Compiled against library: libvirt 0.10.2 Using library: libvirt 0.10.2 Using API: QEMU 0.10.2 Running hypervisor: QEMU 0.12.1 *********** I get this libvirt exception while deploying a VM. Exception

...ion: libvirt 0.10.2 [I'm guessing that you are using something based on RHEL 6, based on how old that version number is...] This version of libvirt does not know how to handle qcow2v3 files. qemu started creating these by default around qemu 2.0 or so, but you can still manually create older qcow2v2 files by specifying: qemu-img create -o compat=0.10 -f qcow2 ... whenever you are manually creating images. > > Do i need to upgrade to any specific version of libvirt ? or change any > file to make this work ? With new enough qemu-img, you can also downgrade an image in-place: qemu-...

Hi Eric and list, I had another production VM start pausing itself.  This one had been running for more than 4 years on a 60G LVM volume.  It has had the occasional snapshot during that time though all have been "removed" using the virt-manager gui so I used qemu-img as you suggested. # qemu-img convert /dev/trk-kvm-02-vg/rt44 -O qcow2 /mnt/scratch/rt44.qcow2 dd'd the qcow2