Disaster recovery (DR) is about maintaining business continuation in the event of system failure. It's about preparing the organization for any possible system failure and the ability to recover from it. DR planning includes multiple dimensions, which include hardware or software failure. While planning for DR, always ensure you consider other operational failures, which include a power outage, network outage, heating and cooling system failure, physical security breach, and different incidents such as fire, flood, or human error.
Organizations invest effort and money in disaster recovery planning as per system criticality and impact. A revenue-generating application needs to be up all of the time as it has a significant impact on company image and profitability. Such an organization invests lots of effort in creating their infrastructure and training their employees for a disaster recovery situation. Disaster recovery is like an insurance policy that you...