In the planning and implementation of a business continuity plan the entire infrastructure must be considered as a whole. A coordinated configuration of all the asset inventory system
components is essential for a reliable overall solution. For example, it is not sufficient to replicate all business-critical data in a backup data centre unless the corresponding servers and applications that can access this data are available there and, if necessary, can resume business operations. The optimisation of restart time and cost is marked by two opposing aspects: On the one hand, the shorter the restart time in a crisis, the more expensive the storage solution is. On the other hand, the longer a system failure lasts, the greater the financial loss is to a company.
There are many possibilities for shortening the time needed to restart IT systems. The business continuity strategy of a company must find an economically viable balance between the business value of the data and services for the company and the cost required to protect an operation against the loss of such data and services. It may not be a good idea if the money invested in protecting data would be more than the effects of the loss of this data in a crisis situation. It should be noted that the importance of data and, consequently, its value to a company can change over the course of time. These kinds of considerations fall under the area of Information Lifecycle Management (ILM). The requirements of business continuity and ILM must be coordinated with one another so that a cost-optimal overall solution can be achieved
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