On 19/11/2014 11:36, Prof. Dr. Michael Schefczyk wrote: > "I am running KVM virtualization hosts both with Centos 6 and Centos > 7 (all installed from packages and updated to the current version). > The guests are Centos, Debian, Windows 2008 R2 and Windows 7 > machines. I am using qcow2 virtual disks with virtio drivers and > cache disabled throughout. My aim is to take a backups based live > snapshots each night. > > Since some months ago, I am facing the problem, that backups fail > unpredictably. A failed backup does not generate a backup file and > thereafter, snapshots can no longer be created or deleted and the > guest cannot be started anymore. The resulting error message is "File > too large". Who is reporting the "File too large" error? Can you please include the error in full detail? Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html