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  2. www.techtarget.com › definition › high-availabilityWhat is high availability (HA)? Definition and guide

    High availability (HA) is the ability of a system to operate continuously for a designated period of time even if components within the system fail. A highly available system meets an agreed-upon operational performance level by eliminating single points of failure.

    • HAProxy

      HAProxy is a high-performance, open source load balancer and...

  3. en.wikipedia.org › wiki › High-availability_clusterHigh-availability cluster - Wikipedia

    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.

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  5. phoenixnap.com › blog › what-is-high-availabilityWhat is High Availability? {How HA Works & How To Achieve It}

    Aug 18, 2022 · A high availability cluster is a set of hosts that operate as a single system to provide continuous uptime. Companies use an HA cluster both for load balancing and failover mechanisms (each host has a backup that starts working if the primary one goes down to avoid downtime).

  6. www.golinuxcloud.com › understanding-highUnderstanding High Availability Cluster and Architecture

    Jan 8, 2023 · High Availability Clusters. The goal of a high availability cluster is to make sure that critical resources reach the maximum possible availability. This goal is accomplished by installing cluster software on multiple servers.

  7. www.cisco.com › what-is-high-availabilityWhat Is High Availability? - Cisco

    High-availability clusters are servers grouped together to operate as a single, unified system. Also known as failover clusters, they share the same storage but use different networks. They also share the same mission, in that they can run the same workloads of the primary system they support.

  8. www.ibm.com › think › topicsWhat is High Availability? - IBM

    High availability clusters, also known as high availability clustering, are groups of connected machines that work together as a single system. When one machine in a cluster fails, cluster managing software transfers their workloads onto another machine.

  9. scalegrid.io › blog › high-availability-clusteringHigh Availability Clustering & Why You Need It - ScaleGrid

    Jul 1, 2024 · High availability clusters are assemblies of computers designed to provide server applications with sustained operation and minimal downtime, constituting a robust foundation for dependable server infrastructures.