HP StorageWorks MSA2012i HP StorageWorks 2000 Modular Smart Array Reference Gu - Page 315
standard volume, standby, state, Storage Area, Network SAN, Storage Controller, storage system
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standard volume standby state Storage Area Network (SAN) Storage Controller (SC) storage system stripe size sub-vdisk system Tbyte (TB) TCP/IP topology trap A volume that is not enabled for snapshots. See spare. The current operational status of a disk drive, a virtual disk, or controller. A controller module stores the states of drives, virtual disks, and the controller in its nonvolatile memory. This information is retained across power interruptions. A storage system consisting of storage elements, storage devices, computer systems, and/or appliances, plus all control software, communicating over a network. (SNIA) The processor (located in a controller module) that is primarily responsible for RAID controller functions. The Storage Controller is also referred to as the RAID controller. One or more enclosures, referred to in a logical (as opposed to physical) sense. The number of data disks in a virtual disk multiplied by the chunk size. One of multiple RAID 1 virtual disks across which data is striped to form a RAID 10 virtual disk; or one of multiple RAID 5 virtual disks across which data is striped to form a RAID 50 virtual disk. See storage system. Terabyte. Equivalent to 1000 Gbyte for data storage and statistics, or 1024 Gbyte for memory. Transmission Control Protocol/Internet Protocol. The logical layout of the components of a computer system or network and their interconnections. Topology deals with questions of what components are directly connected to other components from the standpoint of being able to communicate. It does not deal with questions of physical location of components or interconnecting cables. (SNIA) A type of SNMP message used to signal that an event has occurred. (SNIA) Glossary 315