Preface

The Img-storage Roll provides advanced virtaul machine disks management. When installed on a Rocks Cluster along with the KVM Roll, and the ZFS-Linux Roll, it provide a unified management system to store all virtual disk on a NAS appliance and serve them through iSCSI to the various VM Container. If properly configured it can also replicate disk images localy to VM container in order to provide better performances to the virtual machine and to off-load the central NAS server.

Please read the KVM Roll documentation and the ZFS-Linux Roll documentaion before proceeding.

Requirements

This Roll requires the KVM Roll, and the zfs-linux Roll.