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Storage administration

Terms related to data storage management, including definitions about enterprise storage and words and phrases about storage infrastructure, storage capacity and hierarchical storage management (HSM).

3.5 - LTO

  • 3.5" SSD (3.5 solid-state drive) - A 3.5 solid-state drive (SSD) is a data storage device designed for the 3.
  • 3D XPoint - 3D XPoint is memory storage technology jointly developed by Intel and Micron Technology Inc.
  • 3Vs (volume, variety and velocity) - The 3Vs (volume, variety and velocity) are three defining properties or dimensions of big data.
  • Amazon ElastiCache - Amazon ElastiCache is a fully managed caching service.
  • Amazon Simple Storage Service (Amazon S3) - Amazon Simple Storage Service (Amazon S3) is a scalable, high-speed, web-based cloud storage service.
  • application-aware storage - Application-aware storage is a storage system with built-in intelligence about relevant applications and their utilization patterns.
  • AWS Import/Export - AWS Import/Export is a program that enables an IT team to move large amounts of data into and out of the Amazon Web Services public cloud with portable storage devices.
  • AWS Storage Gateway (Amazon Web Services Storage Gateway) - AWS Storage Gateway securely transfers application data between on-premises software and cloud-based storage to improve application scalability and help an enterprise save costs.
  • bad block - A bad block is an area of storage media that is no longer reliable for storing and retrieving data because it has been physically damaged or corrupted.
  • bit rot - Bit rot is the slow deterioration in the performance and integrity of data stored on storage media.
  • block storage - Block storage is an approach to data storage in which each storage volume acts as an individual hard drive that is configured by the storage administrator.
  • brontobyte - A brontobyte is a measure of memory or data storage that is equal to 10 to the 27th power of bytes.
  • burn-in - Burn-in is a test in which a system or component is made to run for an extended period of time to detect problems.
  • Ceph - Ceph is open source software providing scalable object-, block- and file-based storage under a unified system.
  • cloud archive - A cloud archive is storage as a service for long-term data retention.
  • cloud computing - Cloud computing is a general term for anything that involves delivering hosted services over the internet.
  • cloud disaster recovery (cloud DR) - Cloud disaster recovery (cloud DR) is a combination of strategies and services intended to back up data, applications and other resources to public cloud or dedicated service providers.
  • cloud encryption (cloud storage encryption) - Cloud encryption is a service offered by cloud storage providers whereby a customer's data is transformed using encryption algorithms into ciphertext and stored in the cloud.
  • cloud file sharing - Cloud file sharing is a method of allowing multiple users to access data within a public cloud, private cloud or hybrid cloud.
  • cloud NAS (cloud network attached storage) - Cloud NAS (network attached storage) is remote storage that is accessed over the internet as if it is local.
  • cloud services - Cloud services is an umbrella term that may refer to a variety of resources provided over the internet, or to professional services that support the deployment of such cloud-based resources.
  • cloud SLA (cloud service-level agreement) - A cloud SLA (cloud service-level agreement) is an agreement between a cloud service provider and a customer that ensures a minimum level of service is maintained.
  • cloud storage - Cloud storage is a service model in which data is transmitted and stored on remote storage systems, where it is maintained, managed, backed up and made available to users over a network (typically the internet).
  • cloud storage API - A cloud storage API is an application programming interface that connects a locally based application to a cloud-based storage system so that a user can send data to it and access and work with data stored in it.
  • cloud storage gateway - A cloud storage gateway is a hardware- or software-based appliance that serves as a bridge between local applications and remote cloud-based storage.
  • cloud storage infrastructure - Cloud storage infrastructure is the hardware and software framework that supports the computing requirements of a private or public cloud storage service.
  • cloud storage provider - A cloud storage provider, also known as a managed service provider (MSP), is a company that offers organizations and individuals the ability to place and retain data in an off-site storage system.
  • cloud storage service - A cloud storage service is a business that maintains and manages its customers' data and makes that data accessible over a network, usually the internet.
  • clustered file system (CFS) - Clustered file systems are file systems that run on multiple storage servers and can be accessed and managed as a single system.
  • clustered network-attached storage (NAS) system - A clustered network-attached storage (NAS) system is a scale-out storage platform made up of multiple NAS nodes networked together into a single cluster.
  • clustered storage - Clustered storage is the use of two or more storage servers working together to increase performance, capacity, or reliability.
  • cold storage - Cold storage is a computer system or mode of operation designed for the retention of inactive data.
  • computational storage - Computational storage is an information technology (IT) architecture in which data is processed at the storage device level to reduce the amount of data that has to move between the storage plane and the compute plane.
  • computer room air conditioning (CRAC) unit - A computer room air conditioning (CRAC) unit is a device that monitors and maintains the temperature, air distribution and humidity in a data center, network or server room.
  • copy data management (CDM) - Copy data management (CDM) is an approach to reducing storage consumption that involves eliminating the unnecessary duplication of production data.
  • data archiving - Data archiving migrates infrequently used data to low-cost, high-capacity archive storage for long-term retention.
  • data at rest - Data at rest is a term that is sometimes used to refer to all data in computer storage while excluding data that is traversing a network or temporarily residing in computer memory to be read or updated.
  • data breach - A data breach is a cyber attack in which sensitive, confidential or otherwise protected data has been accessed or disclosed in an unauthorized fashion.
  • data center as a service (DCaaS) - A data center as a service (DCaaS) provider will supply turnkey physical data center facilities and computing infrastructure (e.
  • data center bridging (DCB) - DCB is a suite of IEEE standards designed to enable lossless transport over Ethernet and a converged network for all data center applications.
  • data classification - Data classification is the process of organizing data into categories that make it is easy to retrieve, sort and store for future use.
  • Data Dynamics StorageX - Data Dynamics StorageX is a software suite that specializes in data migration and Microsoft Distributed File System management.
  • data lake - A data lake is a storage repository that holds a vast amount of raw data in its native format until it is needed for analytics applications.
  • data protection management (DPM) - Data protection management (DPM) comprises the administration, monitoring and management of backup processes to ensure backup tasks run on schedule and data is securely backed up and recoverable.
  • data reduction - Data reduction is the process of reducing the amount of capacity required to store data.
  • data retention policy - A data retention policy, or records retention policy, is an organization's established protocol for retaining information for operational or regulatory compliance needs.
  • Dell EMC World - Dell EMC World is an annual event for Dell EMC customers that showcases new and emerging technologies in the virtualization, cloud and data storage market.
  • DIMM (dual in-line memory module) - DIMM (dual in-line memory module) is a type of computer memory that is natively 64 bits, enabling fast data transfer.
  • disk backup or disk-based backup - Disk backup, or disk-based backup, is a data backup and recovery method that backs data up to hard disk storage.
  • disk image - A disk image is a copy of the entire contents of a storage device, such as a hard drive, DVD, or CD.
  • disk mirroring (RAID 1) - RAID 1 is one of the most common RAID levels and the most reliable.
  • distributed file system (DFS) - A distributed file system (DFS) is a file system that enables clients to access file storage from multiple hosts through a computer network as if the user was accessing local storage.
  • DRBD (Distributed Replicated Block Device) - DRBD (Distributed Replicated Block Device) is a Linux-based software component that facilitates the replacement of shared storage systems by networked mirroring.
  • DWPD (device/drive writes per day) - DWPD tells the customer how many times he can expect to overwrite the entire capacity of a solid state drive before it becomes unreliable.
  • eMMC (embedded MultiMediaCard) - An embedded MultiMediaCard (eMMC) is a small storage device made up of NAND flash memory and a simple storage controller.
  • encryption key management - Encryption key management is the administration of tasks involved with protecting, storing, backing up and organizing encryption keys.
  • enterprise storage - Enterprise storage is a centralized repository for business information that provides common data management, protection and data sharing functions through connections to computer systems.
  • eventual consistency - Eventual consistency is a characteristic of distributed computing systems such that the value for a specific data item will, given enough time without further updates, be consistent each time it is accessed.
  • exbibyte (EiB) - An exbibyte (EiB) is a unit used to measure data capacity.
  • Fibre Channel (FC) port types - A Fibre Channel port is a hardware pathway into and out of a node that performs data communications over an FC link.
  • Fibre Channel switch (FC switch) - A Fibre Channel switch is a networking device that is compatible with the Fibre Channel (FC) protocol and designed for use in a dedicated storage area network (SAN).
  • FLAPE - FLAPE (flash plus tape) is an approach to tiered storage that allows administrators to archive data as soon as it is written.
  • floating gate transistor (FGT) - A floating gate transistor (FGT) is a complementary metal-oxide semiconductor (CMOS) technology capable of holding an electrical charge in a memory device that is used to store data.
  • geo-replication - Geo-replication is a type of data storage replication in which the same data is stored on servers in multiple geographic locations.
  • gigabyte (GB) - A gigabyte (GB) -- pronounced with two hard Gs -- is a unit of data storage capacity that is roughly equivalent to 1 billion bytes.
  • global namespace - Global namespace is a feature that provides a consolidated view into multiple Network File Systems (NFS), Common Internet File Systems (CIFS), network-attached storage (NAS) systems or file servers that are in different physical locations.
  • GlusterFS (Gluster File System) - GlusterFS (Gluster File System) is an open source distributed file system that can scale out in building-block fashion to store multiple petabytes of data.
  • Google Cloud Coldline Storage - Google Cloud Coldline Storage is a public cloud cold storage service for infrequently accessed data.
  • Google Cloud Storage - Google Cloud Storage is an enterprise public cloud storage platform that can house large unstructured data sets.
  • green networking - Green networking is the practice of selecting energy-efficient networking technologies and products, and minimizing resource use whenever possible.
  • HA storage (high-availability storage) - High-availability storage (HA storage) is a storage system that is continuously operational or provides at least 99% uptime.
  • hardware RAID (hardware redundant array of independent disk) - Hardware RAID is a form of RAID where processing is done externally.
  • HDD form factor (hard disk drive form factor) - HDD form factor is the size or geometry of a hard disk drive, determining the device’s compatibility with the drive bays in a storage array or enclosure, server, portable computer or other computing device.
  • hierarchy - Generally speaking, hierarchy refers to an organizational structure in which items are ranked in a specific manner, usually according to levels of importance.
  • high availability cluster (HA cluster) - A high availability cluster is a group of hosts that act like a single system and provide continuous uptime.
  • historical data - Historical data, in a broad context, is data collected about past events and circumstances pertaining to a particular subject.
  • How many bytes for... - Data is often expressed in bytes, which are composed of eight binary digits.
  • Hybrid Cloud Storage - Hybrid cloud storage is an approach to managing storage that uses both local and off-site resources.
  • hyper-converged storage - Hyper-converged storage is a software-defined approach to storage management that combines storage, compute, virtualization and sometimes networking technologies in one physical unit that is managed as a single system.
  • I/O virtualization (IOV) - I/O virtualization (IOV), or input/output virtualization, is technology that uses software to abstract upper-layer protocols from physical connections or physical transports.
  • IBM General Parallel File System (IBM GPFS) - The IBM General Parallel File System is one of the top file systems used in high-performance computing and the basis for many storage products used in supercomputing.
  • IBM Spectrum - IBM ships six storage and management software products that fall under the IBM Spectrum umbrella.
  • inline deduplication - Inline deduplication is the removal of redundancies from data before or as it is being written to a backup device.
  • integer overflow - Integer overflow is the result of trying to place into computer memory an integer (whole number) that is too large for the integer data type in a given system.
  • interrupt vector - An interrupt vector is the memory location of an interrupt handler, which prioritizes interrupts and saves them in a queue if more than one interrupt is waiting to be handled.
  • IP SAN (Internet Protocol storage area network) - An IP SAN is a dedicated storage area network (SAN) that allows multiple servers to access pools of shared block storage devices using storage protocols that depend on the Internet Engineering Taskforce standard Internet Protocol suite.
  • iSCSI target (Internet Small Computer System Interface target) - ISCSI target is a storage option in an Internet Small Computer System Interface server that manages connections between servers that need access to the targets and the iSCSI storage subsystem in a storage area network.
  • IT chargeback system - An IT chargeback system is an accounting strategy that applies the costs of IT services, hardware or software to the business unit in which they are used.
  • IT operations - IT operations is the overarching term for the processes and services administered by an organization's information technology (IT) department.
  • IT operations management (ITOM) - IT operations management (ITOM) is the administrative area involving technology infrastructure components and the requirements of individual applications, services, storage, networking and connectivity elements within an organization.
  • ITIL v3 - ITIL v3 is the third version of the Information Technology Infrastructure Library, a globally recognized collection of best practices for managing information technology (IT).
  • kibi, mebi, gibi, tebi, pebi and exbi - Kibi, mebi, gibi, tebi, pebi and exbi are binary prefix multipliers that, in 1998, were approved as a standard by the International Electrotechnical Commission (IEC).
  • Kilo, mega, giga, tera, peta, exa, zetta and all that - Kilo, mega, giga, tera, peta, exa and zetta are among the binary prefixes used to denote the quantity of something, such as a byte or bit in computing and telecommunications.
  • Kryder's Law - Kryder's Law describes the rate at which former Seagate CTO Mark Kryder predicted disk drive density would grow.
  • logical block addressing (LBA) - Logical block addressing is a technique that allows a computer to address a hard disk larger than 528 megabytes.
  • logical volume management (LVM) - Logical volume management (LVM), a form of storage virtualization, offers system administrators a more flexible approach to managing disk storage space than traditional partitioning.
Networking
  • network traffic

    Network traffic is the amount of data that moves across a network during any given time.

  • dynamic and static

    In general, dynamic means 'energetic, capable of action and/or change, or forceful,' while static means 'stationary or fixed.'

  • MAC address (media access control address)

    A MAC address (media access control address) is a 12-digit hexadecimal number assigned to each device connected to the network.

Security
  • Trojan horse

    In computing, a Trojan horse is a program downloaded and installed on a computer that appears harmless, but is, in fact, ...

  • quantum key distribution (QKD)

    Quantum key distribution (QKD) is a secure communication method for exchanging encryption keys only known between shared parties.

  • Common Body of Knowledge (CBK)

    In security, the Common Body of Knowledge (CBK) is a comprehensive framework of all the relevant subjects a security professional...

CIO
  • benchmark

    A benchmark is a standard or point of reference people can use to measure something else.

  • spatial computing

    Spatial computing broadly characterizes the processes and tools used to capture, process and interact with 3D data.

  • organizational goals

    Organizational goals are strategic objectives that a company's management establishes to outline expected outcomes and guide ...

HRSoftware
  • talent acquisition

    Talent acquisition is the strategic process employers use to analyze their long-term talent needs in the context of business ...

  • employee retention

    Employee retention is the organizational goal of keeping productive and talented workers and reducing turnover by fostering a ...

  • hybrid work model

    A hybrid work model is a workforce structure that includes employees who work remotely and those who work on site, in a company's...

Customer Experience
  • database marketing

    Database marketing is a systematic approach to the gathering, consolidation and processing of consumer data.

  • cost per engagement (CPE)

    Cost per engagement (CPE) is an advertising pricing model in which digital marketing teams and advertisers only pay for ads when ...

  • B2C (Business2Consumer or Business-to-Consumer)

    B2C -- short for business-to-consumer -- is a retail model where products move directly from a business to the end user who has ...

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