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Convert a MongoDB Replica Set to a MongoDB Sharded Cluster

In this lab, you are asked to convert a MongoDB replica set into a sharded cluster. After completing this lab, you will have hands-on experience configuring a MongoDB sharded cluster, as this relates to a replica set.

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Path Info

Level
Clock icon Intermediate
Duration
Clock icon 45m
Last updated
Clock icon Aug 15, 2025

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Table of Contents

  1. Challenge

    Create a Config Server Replica Set (CSRS)

    Configure the host at 10.0.0.104 as the config server replica set (CSRS) listening on port 27019.

  2. Challenge

    Convert the Replica Set to a Shard

    Configure each secondary replica set member as a shardsvr. Once all secondaries are done, step down the current primary and configure it as before.

  3. Challenge

    Start the `mongos` Query Router

    Start the mongos query router on lab host 10.0.0.104, and add our newly created shard to it.

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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

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Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.

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Follow along with the author’s guided walkthrough and build something new in your provided environment!

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