Le 11/04/2011 11:30, Riccardo Veraldi a écrit : > Hello, after updating to Cents 5.6 and so to kvm-83-224 > my KVM virtual machines qemu qcow2 based images do not start anymore. > Looking at VM console the error message is that VM media is not bootable. > Going back to previous KVM version kvm-83-164 from Centos 5.5 they works > again. > > What's wrong with qemu images ? > anyone has an idea on how to fix the problem ? > > thanks > > Rick > Hi Ricardo, There is a known bug related to qcow2 images considered as raw images in latest kvm. I don't find the bug in red hat and fedora, but here is what I found with Ubuntu. http://ubuntuforums.org/showthread.php?t=1638708 Hope that helps Alain -- ========================================================== Alain Péan - LPP/CNRS Administrateur Système/Réseau Laboratoire de Physique des Plasmas - UMR 7648 Observatoire de Saint-Maur 4, av de Neptune, Bat. A 94100 Saint-Maur des Fossés Tel : 01-45-11-42-39 - Fax : 01-48-89-44-33 ==========================================================