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 ⟨dlg@openbsd.org⟩.