

Ubuntu Linux and CentOS both compete in the open-source server operating system category. Ubuntu Linux seems to have the upper hand due to its robust support structure and ease of upgrade, which are highly valued by users.
Features: Ubuntu is praised for its long-term support releases, large community, and ease of package management. It is also valued for the vibrant community that supports it and strong documentation. CentOS is recognized for its stability, compatibility with Red Hat environments, and cost-effectiveness, providing a strong base for applications requiring a Red Hat-compatible system without licensing fees.
Room for Improvement: Ubuntu could improve in terms of system performance under heavy loads and increased customization options. CentOS faces uncertainty due to changes in Red Hat's support policy, and users express a desire for more frequent updates. Both could enhance user interface elements to make them more accessible to beginners.
Ease of Deployment and Customer Service: Ubuntu is generally noted for its straightforward deployment process facilitated by a large repository of packages. Its customer service benefits from an active community. CentOS, while stable, can require more familiarity with Red Hat systems for efficient deployment. However, it provides consistent performance for those familiar with the environment.
Pricing and ROI: Both Ubuntu and CentOS offer zero-cost implementations which attract budget-conscious enterprises and startups. Ubuntu's extensive community support reduces overall maintenance costs, contributing to better ROI. CentOS allows for testing and development without incurring Red Hat licensing fees, making it a cost-effective choice for robust enterprise solutions.
I have seen a return on investment, particularly in terms of money saved because I do not pay for the servers.
The money saved was significant, approximately fifteen percent of our IT budget.
It saved a lot of time through troubleshooting, which gives us substantial room for improvement in terms of fixing things.
I have observed a clear return on investment, particularly in savings on license costs, as we have Ubuntu Linux LTS and do not depend on distributions such as Red Hat or SUSE, where we would indeed have to pay for a license.
I would rate the customer support for CentOS a 10 on a scale of 1 to 10.
I've seen many people across the globe interacting, and when users encounter issues, the community provides solutions.
I would rate the documentation about eight in terms of usefulness.
They responded well, understood that the issue was not on my end, and provided a patch within two days.
The community around Ubuntu Linux is beneficial, providing answers to questions and assisting with issues.
Ubuntu Linux has a comprehensive knowledge base for self-help.
CentOS is scalable and user-friendly without requiring complex configurations.
It allows users to scale resources vertically for upgrading hardware and horizontally by adding more servers, making it suitable for modern web hosting and containerized applications.
CentOS's scalability for my organization has handled growth and changing needs smoothly.
Ubuntu Linux itself is a lightweight OS, so it's very convenient to scale it up to any form needed.
In a server environment, it can seamlessly adapt to increased customer demand.
So far, I do not have any issues related to security in Ubuntu Linux.
CentOS is stable, reliable, flexible, and very useful.
CentOS's simplicity and stability make it easy to use.
I believe CentOS is stable, but we are gradually moving away from it.
The system has been completely stable, which makes it deserve a perfect score.
Ubuntu Linux is extremely stable and maintains uptime effectively.
If updates happen frequently, no system would be stable without tuning it every time there's an update.
The documentation and support could be improved, along with compatibility with newer hardware as hardware continually evolves over time.
Kernel parameters, sysctl config details, tuned profiles, process prioritization, optimized disk, and input scheduler choice are all points for performance optimization.
CentOS RADIUS server handles sensitive authentication data, so improving security is the priority.
There is a push towards integrating AI into software for various purposes like video and sound processing.
During a migration project that I was handling, Ubuntu Linux was not completely compatible for the migration process from one application to another. This is an area they could improve in migrating from minor versions to major versions.
Stability issues occur when integrating new components due to physical or technical challenges.
There was no cost in terms of deploying it or getting the license for it.
Regarding pricing, setup cost, and licensing for CentOS, there is no cost for licensing or setup pricing.
CentOS is a free product with free updates.
For an enterprise-wide scalable operating system with professional services, you can select Ubuntu Linux at a reasonable price.
Ubuntu Linux shows that it is free software, so the licensing cost is zero.
The setup cost is free.
CentOS has helped me most through its enterprise-level stability.
The update cycle changed when CentOS was prioritized for updates, causing stability issues.
In my experience, the best feature that CentOS offers is the network configuration of a device from the command-line interface, which is exceptionally clean.
Ubuntu Linux's open-source nature supports community contributions, bolstering its development and support ecosystem.
Ubuntu Linux supports remote troubleshooting via SSH, allowing connection from anywhere, which is beneficial for troubleshooting server issues.
The updates in terms of security are very fast, and it is very easy to deploy.
| Product | Mindshare (%) |
|---|---|
| Ubuntu Linux | 8.3% |
| CentOS | 4.7% |
| Other | 87.0% |

| Company Size | Count |
|---|---|
| Small Business | 29 |
| Midsize Enterprise | 22 |
| Large Enterprise | 31 |
| Company Size | Count |
|---|---|
| Small Business | 86 |
| Midsize Enterprise | 22 |
| Large Enterprise | 54 |
CentOS is a robust enterprise-grade operating system known for its stability and broad compatibility with a range of applications. It offers scalability and seamless integration, making it a preferred choice for many server and enterprise environments.
CentOS delivers high performance with low memory consumption while offering customization capabilities for user access. It is an economical option that provides a secure environment with clean updates. The widespread community support and open-source nature provide it with flexibility and reliable long-term support. However, some areas for improvement identified by users include the package manager, security features, GUI intuitiveness, and hardware support. Concerns have arisen due to licensing changes and a move to a less stable branch.
What are the key features?CentOS is frequently deployed in web and application servers, virtualization, and development settings. It serves roles like web hosting, DNS management, and is favorable for Docker applications. Employed in testing environments and on-premises server management, many industries utilize CentOS for telecommunications, SIEM, and data transaction processing.
Ubuntu Linux stands out for its stability, security, and open-source nature. It is appreciated for its efficient resource usage and compatibility across cloud and on-prem environments, making it a reliable choice for personal and professional use.
Recognized for a user-friendly interface and strong performance, Ubuntu Linux is utilized for server hosting, development, and leveraging cloud environments. Its lightweight design supports extensive hardware configurations, offering seamless upgrades, rapid support updates, and robust development tools. Challenges include limitations in repair options, driver compatibility, and native applications. Users acknowledge its scalability and customization flexibility but identify room for improvement in stability, configuration, and certain software compatibility.
What features make Ubuntu Linux popular?Ubuntu Linux serves diverse industries through applications like database management, virtualization, and web servers. It supports development activities, coding, and containerization tasks like Kubernetes, proving itself as a cost-efficient alternative for enterprises and domain-specific implementations.
We monitor all Operating Systems (OS) for Business reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.