Load Balancer System Design Pattern

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Questions and Answers

What is the primary function of a load balancer in a system design?

to distribute incoming client requests across a pool of servers

How does a load balancer eliminate single point of failure in a system?

by distributing traffic across multiple servers, so if one server goes down, others can continue processing requests

What is the purpose of health checks in a load balancer system?

to continuously monitor the health of each server in the pool and remove unhealthy servers from the distribution cycle

What is the benefit of distributing workload across multiple servers in a load balancer system?

<p>it prevents any single server from becoming overloaded, leading to faster response times and a better user experience</p> Signup and view all the answers

What is the role of a load balancer's algorithm in request distribution?

<p>to select a server from the pool to handle an incoming client request</p> Signup and view all the answers

Flashcards

Load Balancer

A system component that distributes incoming requests across multiple servers to prevent a single server from becoming overloaded.

Eliminating Single Points of Failure

By distributing traffic across multiple servers, if one server fails, the others can continue handling requests, preventing a single point of failure.

Health Checks

Regular checks that monitor the health of each server in the pool, removing unhealthy servers from the distribution cycle.

Workload Distribution

Distributing workload across multiple servers prevents any single server from getting overwhelmed, ensuring faster response times and a better user experience.

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