Hitachi XP P9500 User Manual page 413

non-owner path
A path that passes through a non-owner controller.
Non-owner paths exist only in the Thunder 9500V series, or Hitachi AMS/WMS series.
(See also: owner path, non-owner controller)
O
owner controller
A controller that has been set as an owner controller for an LU. Owner controllers are
only in the Thunder 9500V series, or Hitachi AMS/WMS series. A controller other than
an owner controller is called a non-owner controller.
When using Lightning 9900 series, Lightning 9900V series, Hitachi USP, Universal
Storage Platform V/VM, Virtual Storage Platform, Hitachi AMS2000 series, or Hitachi
SMS, all controllers are owner controllers.
(See also: owner path, non-owner controller)
owner path
A path that passes through an owner controller for an LU in the Thunder 9500V series,
or Hitachi AMS/WMS series. A path that passes through a controller other than an
owner controller is called a non-owner path.
When using the Lightning 9900 series, Lightning 9900V series, Hitachi USP, Universal
Storage Platform V/VM, Virtual Storage Platform, Hitachi AMS2000 series, or Hitachi
SMS, all paths are owner paths.
(See also: owner controller, non-owner path)
P
path
An access path from a host to a storage system. Access to a logical area within an LU in
a storage system is made via a cable connecting the HBA on the host and the CHA on
the storage system. This cable is a path. Each path has an AutoPATH_ID.
(See also: AutoPATH_ID)
path health checking
A function for checking the status of paths at regular intervals.
When an error occurs on a path that was in the Online status, path health checking
changes the status of the path to the Offline(E) status.
Path health checking checks only those paths that have the Online status.
path name
The path name consisting of the following four elements, separated by periods:
- Host port number (hexadecimal number)
- Bus number (hexadecimal number)
- Target ID (hexadecimal number)
- Host LU number (hexadecimal number)
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Hitachi Dynamic Link Manager User Guide (for Windows(R))
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