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backup storage
In computers, backup storage is storage that is intended as a copy of the storage that is actively in use so that, if the storage medium such as a hard disk fails and data is lost on that medium, it can be recovered from the copy. Definition
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archival storage
In computers, archival storage is storage for data that may not be actively needed but is kept for possible future use or for record-keeping purposes. Definition
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information life cycle management (ILM)
Information life cycle management (ILM) is a comprehensive approach to managing the flow of an information system's data and associated metadata from creation and initial storage to the time when it becomes obsolete and is deleted. Definition
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yottabyte
A yottabyte is a measure of theoretical storage capacity and is 2 to the 80th power bytes or, in decimal, approximately a thousand zettabytes, a trillion terabytes, or a million trillion megabytes. Definition
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bit padding
Bit padding is the addition of one or more extra bits to a transmission or storage unit to make it conform to a standard size. Definition
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double-parity RAID
Double-parity RAID (redundant array of independent disks), also called diagonal-parity RAID, Advanced Data Guarding (RAID_ADG), or RAID-6, is a method of protecting against multiple storage drive failures by creating two sets of parity data on an arr... Definition
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failover
Failover is a backup operational mode in which the functions of a system component (such as a processor, server, network, or database, for example) are assumed by secondary system components when the primary component becomes unavailable through eith... Definition
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SMI-S (Storage Management Initiative Specification)
SMI-S (Storage Management Initiative Specification) is a standard developed by the Storage Network Industry Association (SNIA) that is intended to facilitate the management of storage devices from multiple vendors in storage area networks (SANs). Definition
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storage utilization
Storage utilization is a measure of how well the available data storage space in an enterprise is used. Definition
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business impact analysis (BIA)
Business impact analysis (BIA) is an essential component of an organization's business continuance plan; it includes an exploratory component to reveal any vulnerabilities, and a planning component to develop strategies for minimizing risk. Definition
Storage Management Strategies for the CIO