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What is redundancy and why does it improve availability?

Redundancy: what it is, what it's for, and how it relates to servers and virtualization within a hosting service.

Quick summary

  • What it is: In the field of web hosting and IT infrastructure management, the term redundancy refers to the practice of duplicating critical components or functions of a system.
  • What it's for: it helps understand how services are hosted, isolated, scaled and protected on a server.
  • When to check it: when comparing plans, reviewing performance, analyzing availability or needing more control over the environment.

Understanding Redundancy in Hosting Systems

In the field of web hosting and IT infrastructure management, the term redundancy refers to the practice of duplicating critical components or functions of a system to increase reliability and availability. This concept is essential for maintaining constant performance and accessibility of websites, especially in high-traffic situations or hardware failures.

What is Redundancy?

Redundancy is the incorporation of additional elements in a system that are necessary to ensure a continuous level of operational service, even in the event of failure of one or more components. In the context of hosting, this can refer to servers, network connections, data storage, power supplies and other critical data center elements.

Types of Redundancy

Server Redundancy

Consists of using multiple servers that contain mirrored copies of the same data, so that if one fails, another can immediately take its place without service interruption.

Data Redundancy

Refers to the practice of duplicating data in multiple physical or logical locations to ensure that, in case of data corruption or loss at one site, the same data can be recovered from another location.

Network Redundancy

Includes having multiple network paths and internet connections, so that if one connection is lost, network traffic can automatically be rerouted through another available connection.

Benefits of Redundancy

  • Business Continuity: Ensures that hosting services continue without interruption, which is critical for business operations that depend on constant online availability.
  • Improved Resilience: Increases the system's ability to handle and recover quickly from software or hardware failures.
  • Better User Experience: Reduces website downtime, contributing to a more positive and reliable user experience.

At Bacan, we understand the importance of redundancy in ensuring maximum availability and performance of your website. That is why we offer hosting solutions that incorporate multiple levels of redundancy, from servers and storage to network connectivity, ensuring that your online presence is robust and reliable.

If you have questions about our redundancy practices or how we can help improve the resilience of your website, you can contact us. We are here to help!

Why it matters in hosting

Understanding this concept will help you make better decisions when managing your service. In practice, it relates to how services are hosted, isolated, scaled and protected on a server. If it appears in a guide, the control panel or a support response, review the context before making changes.

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