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MPATH(4)                 BSD Kernel Interfaces Manual                 MPATH(4)

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>.

BSD                             March 28, 2017                             BSD