High Availability Flashcards
What is High Availability?
The ability of a service to always be available by minimizing the downtime to the lowest amount possible
What is Uptime?
the number of minutes or hours that your system remains online over a given period, and this uptime is usually going to be expressed as a percentage.
What is Load Balancing?
process of distributing workloads across multiple computing resources to optimize the resource use, and prevent the overloading of any single resource.
What is Clustering?
the use of multiple computers, multiple storage devices, or redundant network connections that all work together as a single system to provide higher levels of availability, reliability, and scalability for your enterprise systems.
What is Redundancy?
duplication of critical components or functions of a system with the intention of increasing the reliability of a given system.
