Port Mode; Preview List - Hitachi G200 User Manual

path failover
The ability of a host to switch from using the primary path to a logical volume to the
secondary path to the volume when the primary path fails. Path failover ensures
continuous host access to the volume in the event the primary path fails.
See also alternate path and failback.
physical device
See device.
pinned track
A track that cannot be read or written to because of failure.
PiT
point-in-time
point-in-time (PiT) copy
A copy or snapshot of a volume or set of volumes at a specific point in time. A point-in-
time copy can be used for backup or mirroring application to run concurrently with the
system.
pool
A set of volumes that are reserved for storing pool volumes (pool-VOLs) used by Thin
Image, Dynamic Provisioning, Dynamic Tiering, or active flash.
pool volume (pool-VOL)
A logical volume that is reserved for storing snapshot data for Thin Image operations or
write data for Dynamic Provisioning, Dynamic Tiering, or active flash.
port block
A group of four fibre-channel ports that have the same port mode.

port mode

The operational mode of a fibre-channel port. The three port modes for fibre-channel
ports on the Hitachi RAID storage systems are standard, high-speed, and initiator/
external MIX.
PPRC
Peer-to-Peer Remote Copy

Preview list

The list of requested operations on Device Manager - Storage Navigator.
primary site
The physical location of the storage system that contains the original data to be
replicated and that is connected to one or more storage systems at the remote or
secondary site via remote copy connections. The primary site can also be called the
"local site".
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Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models
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