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The process for this can sometimes take several seconds or (under heavy usage) minutes, during which time the drive is unresponsive. Hardware RAID controllers and software RAID implementations are designed to recognise a drive which does not respond within a few seconds, and mark it as unreliable, indicating that it should be withdrawn from use ...
Prior to selecting a real-time recovery strategy or solution, a disaster recovery planner will refer to their organization's business continuity plan for the key metrics of recovery point objective (RPO) and recovery time objective for various business processes (such as the process to run payroll, generate an order, e-mail, etc.).
IT service continuity (ITSC) is a subset of BCP, [4] which relies on the metrics (frequently used as key risk indicators) of recovery point/time objectives. It encompasses IT disaster recovery planning and the wider IT resilience planning .
A black start is the process of restoring an electric power station, a part of an electric grid or an industrial plant, to operation without relying on the external electric power transmission network to recover from a total or partial shutdown. [1] Power to restart a generating station or plant may come from an on-site black start standby ...
The System Service Processor (often abbreviated as SSP) is a SPARC-based computer that is used to control the Sun Microsystems Enterprise 10000 platform. The term SSP is often used to describe both the computer hardware and the software that are necessary to accomplish this task.
Recovery as a service (RaaS), [1] sometimes referred to as disaster recovery as a service (DRaaS), is a category of cloud computing used for protecting an application or data from a natural or human disaster or service disruption at one location by enabling a full recovery in the cloud. RaaS differs from cloud-based backup services by ...
PHOTO: Lanny Flaherty, a fired U.S. Forest Service employee, pictured here, protecting the giant redwood trees at the Sequoia National Forest from the September 2021 KNP Complex fires in California.
Processor sharing or egalitarian processor sharing is a service policy where the customers, clients or jobs are all served simultaneously, each receiving an equal fraction of the service capacity available. In such a system all jobs start service immediately (there is no queueing).