High Availability and Caching Engines


High Availability and Caching Engines

This lesson discusses methods which are necessary to maintain a high uptime in a network. Uptime is the time that services are available on a network. This lesson focuses on the method of high availability and its role in maintaining high uptime.

High availability is used to calculate allowed downtime and allow for high uptime. This is based on a business’ needs and the Standard Lease Agreement (SLA). High availability is measured in percentages and shows the amount of time a network is available. Another method for maintaining high uptime is caching engines. Caching engines allows a network at different points to save frequently used resources so they are available when needed. Caching engines also results in improved connection speeds

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