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Perform Maintenance on the Members of a MongoDB Replica Set

In this lab, students are asked to perform a maintenance task on each member of a MongoDB replica set. After completing this lab, students will have hands-on experience removing members from a replica set in order to perform maintenance tasks.

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Path Info

Clock icon Intermediate
Clock icon 45m
Clock icon Mar 31, 2022

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Table of Contents

  1. Challenge

    Determine Secondary Replica Members

    Connect to any member of the replica set using mongosh and check the replica set status.

  2. Challenge

    Perform Maintenance on Each Secondary Member

    Connect to each secondary member, and perform the following:

    • Stop the secondary and restart as standalone instance.
    • Run the maintenance.js script.
    • Once tasks are complete, stop standalone instance and rejoin replica set.
  3. Challenge

    Perform Maintenance on Primary Member

    Connect to primary member and step down as primary. Once a new primary is elected (check rs.status()), proceed with the same steps as other secondary members.

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