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2. High availability - Wikipedia

   en.wikipedia.org/wiki/High_availability

   High availability (HA) is a characteristic of a system that aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period. [ 1 ] There is now more dependence on these systems as a result of modernization.

3. High availability software - Wikipedia

   en.wikipedia.org/wiki/High_availability_software

   High availability software is measured by its performance when a subsystem fails, its ability to resume service in a state close to the state of the system at the time of the original failure, and its ability to perform other service-affecting tasks (such as software upgrade or configuration changes) in a manner that eliminates or minimizes ...

4. High-availability cluster - Wikipedia

   en.wikipedia.org/wiki/High-availability_cluster

   High-availability clusters (also known as HA clusters, fail-over clusters) are groups of computers that support server applications that can be reliably utilized with a minimum amount of down-time. They operate by using high availability software to harness redundant computers in groups or clusters that provide continued service when system ...

5. Dynamic infrastructure - Wikipedia

   en.wikipedia.org/wiki/Dynamic_Infrastructure

   Dynamic infrastructures also provide the fundamental business continuity and high availability requirements to facilitate cloud or grid computing. For networking companies, infrastructure 2.0 refers to the ability of networks to keep up with the movement and scale requirements of new enterprise IT initiatives, especially virtualization and ...

6. Cloud management - Wikipedia

   en.wikipedia.org/wiki/Cloud_management

   Cloud management is the management of cloud computing products and services. Public clouds are managed by public cloud service providers, which include the public cloud environment’s servers, storage, networking and data center operations. [1] Users may also opt to manage their public cloud services with a third-party cloud management tool.

7. Maintenance window - Wikipedia

   en.wikipedia.org/wiki/Maintenance_window

   High availability services [ edit ] For a high-availability service, such as an Internet hosting service or Internet service provider , the purpose of stating a time period in advance is to allow clients of the service to prepare for possible disruption or prepare for any major changes to the functioning of the service.