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HDS(4) Device Drivers Manual HDS(4)

hdsHitachi Modular Storage SCSI devices

hds* at scsibus?

The hds driver attaches to Hitachi Modular Storage logical units. Each path to an active service processor attached to by hds is presented to mpath(4) which uses it as a backend to the logical unit attached to its own scsibus(4).

ioctl(2), intro(4), mpath(4), scsi(4)

The hds driver first appeared in OpenBSD 5.0.

David Gwynne <>.

July 16, 2013 OpenBSD-6.4