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VDSK(4) Device Drivers Manual (sparc64) VDSK(4)

vdskvirtual disk

vdsk* at cbus?

The vdsk driver provides a virtual disk using the services provided by the UltraSPARC Hypervisor as found on sun4v systems. It connects to a virtual disk server (vds) device in another logical domain using a logical domain channel provided by the hypervisor.

The vdsk driver supports version 1.0 of the vDisk protocol.

cbus(4), intro(4), scsi(4)

The vdsk driver first appeared in OpenBSD 4.5.

The vdsk driver was written by Mark Kettenis <>.

July 16, 2013 OpenBSD-5.8