By Eric Bauer
How Geographic Redundancy Can enhance carrier Availability and Reliability of Computer-Based SystemsEnterprises make major investments in geographically redundant platforms to mitigate the impossible possibility of a ordinary or man-made catastrophe rendering their fundamental website inaccessible or destroying it thoroughly. whereas geographic redundancy has seen merits for catastrophe restoration, it's some distance much less noticeable what profit georedundancy bargains for extra universal undefined, software program, and human mess ups. past Redundancy presents either a theoretical and sensible remedy of the possible and certain merits from geographic redundancy for either carrier availability and repair reliability.The booklet is prepared into 3 sections:Basics offers the required heritage on georedundancy and repair availabilityModeling and research of Redundancy supplies the technical and mathematical info of carrier availability modeling of georedundant configurationsRecommendations deals particular tips on structure, standards, layout, checking out, and research of georedundant configurationsA entire georedundant case learn is integrated to demonstrate the innovations. The publication considers either georedundant platforms and georedundant strategies. The textual content additionally offers a common dialogue concerning the capital expense/operating rate tradeoff that frames method redundancy and georedundancy. those extra beneficial properties make past Redundancy a useful source for network/system planners, IS/IT team of workers, process architects, process engineers, builders, testers, and catastrophe recovery/business continuity experts and planners.
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Extra resources for Beyond Redundancy: How Geographic Redundancy Can Improve Service Availability and Reliability of Computer-Based Systems
Some risks are retained by the enterprise itself as a normal part of business operations and policy. Usually, the enterprise retains the risk for minor or typical failures, such as failure of single-user devices, like laptops or smartphones. For critical systems, enterprises often consider: 1. Internal redundancy to efficiently mitigate risk of hardware or software failures. , failure of a single field replaceable unit or a single human mistake) without causing unacceptable service disruption.
Demanded by shareholders to mitigate risk of business collapse following natural or man-made disaster. The two aspects of business continuity planning are: • Preventive planning seeks to minimize the risk of business disasters occurring. Preventive planning includes many commonsense items, like carefully selecting the locations for business facilities to minimize the risk of flooding and other natural hazards, physically securing the facility and assets, and screening staff and visitors to minimize the risk of human-caused business disasters.
Warm Standby:â•‡ A warm standby network element generally has its software installed but will need data updates before it can assume service for a failed network element as part of disaster recovery. Generally, it takes less time to prepare it to take over as the active module than a cold standby element and has been configured to be the standby mate for a particular network element. â•‡ A cold standby network element generally does not have its software and data installed and as a result they must be installed and configured as part of disaster recovery before it can assume service for a failed network element.
Beyond Redundancy: How Geographic Redundancy Can Improve Service Availability and Reliability of Computer-Based Systems by Eric Bauer