On Wed, May 23, 2012 at 2:11 PM, Michael Tokarev <m...@tls.msk.ru> wrote: > On 23.05.2012 16:57, Stefan Hajnoczi wrote: > [] >> However, the qcow2 file should not grow much beyond its virtual disk >> size. So if you find the qcow2 is 3G but the virtual disk size is 1G, >> then there is a bug. But from what you've posted so far I suspect the >> guest is simply writing to the disk. > > Dont't forget about possible snapshots inside the qcow2 file. So it > is quite well possible to have qcow2 file sized much larger than virtual > disk size :)
Right. I said this earlier: "(assuming you are not using qcow2 snapshots where the file can grow arbitrarily)"