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What is failover and how does it help keep a service available?

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

Quick summary

  • What it is: Failover is a critical procedure in network and systems management that ensures high availability and service continuity in hosting environments.
  • 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 the Concept of Failover at Bacan

Failover is a critical procedure in network and systems management that ensures high availability and service continuity in hosting environments. At Bacan, we implement failover strategies to keep your applications and websites running, even in the event of hardware or software failure. This article explains what failover is, how it works and why it is essential for your online business.

What is Failover?

Failover is the automatic process by which a defective system is immediately replaced by another functional system. Its main objective is to reduce or eliminate downtime in critical services, ensuring that resources and applications remain available to end users without significant interruption.

How Failover Works

Failover can be applied to different network components, such as servers, databases, networks and more. When a primary component fails, the failover system automatically detects this failure and redirects traffic or operations to a secondary or backup system without manual intervention.

Types of Failover

Automatic Failover

Performed without human intervention, using software or hardware configurations designed to detect failures and switch to alternative systems automatically.

Manual Failover

Requires human intervention to detect the failure and activate the switch to a backup system. This method is used in scenarios where automatic changes may not be desirable.

Benefits of Failover at Bacan

  • Business Continuity: Minimizes service interruptions and ensures that your online business continues to operate without major setbacks, even during system failures.
  • Improved Reliability: Increases confidence in the services provided, knowing that there are robust contingency measures in case of failures.
  • Data Protection: Reduces the risk of critical data loss by ensuring that backup systems are always ready to take over.

At Bacan, the failover infrastructure is designed to provide a smooth and nearly imperceptible transition for users, ensuring that your website and applications continue to function efficiently under any circumstances. If you have questions about our failover capabilities or how we can help secure your online presence, you can contact us.

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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