Uninstall MongoDB ubuntu- Scaler Topics

Overview

If you're looking to uninstall MongoDB Ubuntu system, this article provides a detailed guide on how to do so. MongoDB is a widely-used NoSQL database system known for its scalability and performance. However, there may be times when you need to uninstall it, whether to clean up your system, switch to a different database system, or troubleshoot installation issues.

The article walks you through the process of uninstalling MongoDB Ubuntu, including removing MongoDB packages and configurations, stopping MongoDB services, and cleaning up any remaining files or directories. By following the steps outlined in the guide, you can ensure a smooth and complete uninstallation of MongoDB from your Ubuntu system.

Prerequisites

If you are planning to uninstall MongoDB Ubuntu system, here are some prerequisites to consider:

Verify MongoDB Installation: Confirm that MongoDB is installed on your Ubuntu system. You can do this by running the mongod command in the terminal or checking the MongoDB service status using the systemctl or service command.
Backup MongoDB Data: It is essential to back up any critical data stored in MongoDB before proceeding with the uninstallation process. This ensures that you can restore the data in case of any accidental data loss during the uninstallation process.
Stop MongoDB Services: Stop any running MongoDB services on Ubuntu to prevent any conflicts or issues during the uninstallation process. You can stop MongoDB services using the systemctl or service command with appropriate privileges.
Check MongoDB Version: Take note of the MongoDB version installed on your Ubuntu system. This information may be required during the uninstallation process to remove the correct MongoDB packages and configurations.
Check Dependencies: MongoDB may have dependencies on other packages or libraries installed on your Ubuntu system. Before uninstalling MongoDB, make sure to check and note down any dependencies to avoid any issues or conflicts.
Check Access: You must have sudo access, i.e., a superuser. To get sudo access, log in as an admin and add yourself to the sudo group.

By fulfilling these prerequisites, you can ensure a smooth and successful uninstallation of MongoDB from your Ubuntu system.

Steps to Uninstall MongoDB From MongoDB

Step 1: Stop MongoDB Service

To halt the Mongo Daemon if it's presently active on your system, open a Terminal and execute the specified command.

When you terminate the Mongo Daemon, it guarantees that no locks are imposed on any database files or other related resources.

Step 2: Uninstall MongoDB from Ubuntu

We must now uninstall the MongoDB packages. The apt command will be used to remove MongoDB packages. The following command removes all the MongoDB installation packages.

Output:

Step 3: Remove MongoDB log files and Data Directories

By default, MongoDB writes any logs to the directory /var/log/mongodb/. Recursively delete /var/log/mongodb/ and all of its subdirectories.

To check if MongoDB is successfully uninstalled, type:

FAQs

Q. Can I uninstall MongoDB from Ubuntu using the package manager?

A. Yes, you can uninstall MongoDB from Ubuntu using the package manager, such as apt or dpkg. You can use the following command to uninstall MongoDB:

Q. How can I verify if MongoDB is installed on my Ubuntu system?

A. You can check if MongoDB is installed on your Ubuntu system by running the following command:

If MongoDB is installed, it will display the version number. If not, it will show an error message indicating that MongoDB is not installed.

Q. What is the recommended way to stop MongoDB services before uninstallation?

A. You can stop MongoDB services before uninstallation by running the following command:

Q. How do I backup my MongoDB data before uninstalling it from Ubuntu?

A. You can create a backup of your MongoDB data by using the mongodump command, which creates a dump of the database in BSON format. Here's an example command:

This will create a backup of your MongoDB data in the specified directory.

Q. Are there any post-uninstallation steps I should follow to clean up any remaining MongoDB components on Ubuntu?

A. Yes, after uninstalling MongoDB from Ubuntu, you may want to clean up any remaining MongoDB components, such as log files or data directories, that were not removed during the uninstallation process. You can manually delete these components using the rm command, but make sure to be cautious and double-check the files or directories you are deleting to avoid accidentally deleting important data.

Conclusion

Uninstalling MongoDB Ubuntu involves several steps, including stopping MongoDB services, purging MongoDB packages using apt-get command, and removing MongoDB log files and data directories.
Before uninstalling MongoDB ubuntu, it is important to verify the MongoDB installation, backup critical data, stop MongoDB services, check MongoDB version and dependencies, and have sudo access.
Following the steps outlined in the article ensures a smooth and complete uninstalling MongoDB Ubuntu system.
After uninstallation, you can check the status of MongoDB services using the "service mongod status" command to confirm successful removal.
It is always recommended to backup data and double-check all steps to avoid accidental data loss or conflicts during the uninstallation process.
Uninstalling MongoDB ubuntu may be necessary for system cleanup, switching to a different database system, or troubleshooting MongoDB installation issues.
Overall, the article provides a comprehensive guide for developers, system administrators, and MongoDB users to successfully uninstall MongoDB Ubuntu.