On Mon, 08/19 12:50, Alex Bligh wrote: > > On 19 Aug 2013, at 12:23, Fam Zheng wrote: > > > Yes, that would be something possible to do. Is it the only format to > > upload a VM to vCenter now, shouldn't normal VMDK be supported as well? > > Ian puts it better than I can: > > > This format is only useful if you are attempting to import virtual machines > > into ESX using the vSphere SOAP API and HTTP POST uploads of image files. > > (In which case, it is required.) > > IE it is the ONLY format you can use using the vSphere SOAP API, which is > the only way to automate image uploading. vCenter converts other formats > to this format. > > Extensive testing with qemu in Q1 this year indicates that it is not > possible to use qemu-img convert to produce anything that will upload. > I went as far as hexdump at the time. I believe I tried compat6 > and the various subformat options. > > I believe we /read/ this format fine. > OK, thanks for explaination. That sounds a valid use case for streamOptimized. However I am afraid QEMU and its users benefit not much from this feature anyway, because it's moving a VM away to VMware, :) that might be the reason it's not there yet, and I don't know about any plan to do it in the near future.
But if someone sends patches for this, I think it is possible to get in. Thanks, Fam