Glossary–10
director product manager user guide
Glossary
HAFM server
See StorageWorks HA-Fabric Manager server.
hardware log
Record of FRU insertions and removals for the director.
hardware management console
The console runs the Hardware Management Console application (HWMCA), and is the
operations and management PC platform for S/390 and zSeries servers.
HBA
See host bus adapter.
heterogeneous fabric
A fabric with both HP and non-HP products.
high availability
A performance feature characterized by hardware component redundancy and
hot-swappability (enabling non-disruptive maintenance). High-availability systems maximize
system uptime while providing superior reliability, availability, and serviceability.
hop
Data transfer from one fabric node to another node.
homogeneous fabric
A fabric consisting of only HP products.
hop count
The number of hops a unit of information traverses in a fabric.
host bus adapter (HBA)
Logic card that provides a link between the server and storage subsystem, and that integrates
the operating systems and I/O protocols to ensure interoperability.
hot-swapping
Removing and replacing a device’s components while the device continues to operate
normally.
hub
In Fibre Channel, a device that connects nodes into a logical loop by using a physical star
topology.