![]() The device LUN whose path is '/dev/mapper/360022a110000ecba5db427db00000023' in the physical server can be connected by the instance.For example, running the command "sg_inq /dev/sdb" in the guest. The domain xml for Virtio-scsi Passthrough is composed by a scsi controller with "virtio-scsi" model and a lun device which is connected to the controller. Attach a Virtio-scsi Passthrough volume to instance.Boot from a Virtio-scsi Passthrough volume.Physical mode provides access to most hardware functions of the storage system that is mapped. Virtio-scsi Passthrough, which permits the use of existing SAN commands, is generally used to improve performance in I/O-intensive applications and block locking. With Virtio-scsi Passthrough, the storage logical unit number (LUN) can be directly connected to a instance or VM from the storage area network (SAN).įor most data center applications, including databases (Oracle RAC, etc), customer relationship management (CRM)applications and enterprise resource planning (ERP) applications, Virtio-scsi Passthrough can be used for configurations involving clustering between virtual machines, between physical and virtual machines or where SAN-aware applications are running inside a virtual machine. The corresponding BP is Virtio-scsi Passthrough ![]()
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