NAME
mpath – SCSI multipath
SYNOPSIS
emc* at scsibus? hds* at scsibus? rdac* at scsibus? sym* at scsibus?
mpath0 at root
DESCRIPTION
mpath provides access, I/O multiplexing, and failover support to SCSI logical units that can have multiple physical connections to the system. It uses connections presented by path drivers, for example sym(4), as backends to a single device attached to its own scsibus(4).
SEE ALSO
ioctl(2), emc(4), hds(4), intro(4), rdac(4), scsi(4), sym(4)
HISTORY
The mpath driver first appeared in OpenBSD 4.7.
AUTHORS
David Gwynne ⟨[email protected]⟩.