fault tolerance
A system with the ability to continue operating, possibly at a reduced
level, rather than failing completely, when some part of the system fails.
FC
Fibre Channel
FC-AL
See arbitrated loop.
FCoE
Fibre Channel over Ethernet. An encapsulation of Fibre Channel frames
over Ethernet networks. This allows Fibre Channel to use 10-gigabit
Ethernet networks (or higher speeds) while preserving the Fibre Channel
protocol.
Fibre Channel (FC)
A technology for transmitting data between computer devices at a data
rate of up to 4 Gbps. It is especially suited for attaching computer servers
to shared storage devices and for interconnecting storage controllers and
drives.
firmware
Software embedded into a storage device. It may also be referred to as
microcode.
flash module (FMD)
A high speed data storage device that includes a custom flash controller
and several flash memory sub-modules on a single PCB.
full-duplex
Transmission of data in two directions simultaneously. For example, a
telephone is a full-duplex device because both parties can talk at the
same time.
G
Gbps
Gigabit per second.
Glossary 197
Hitachi Virtual Storage Platform G1000, G1500, and Virtual Storage Platform F1500 Hardware Guide
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