

CentOS and Nagios Core on CentOS compete in different domains with CentOS as a robust operating system and Nagios Core focusing on monitoring. Nagios Core on CentOS has an edge in monitoring features, valuable for extensive needs.
Features: CentOS provides stability, robust security, and support for applications, suitable for diverse use cases. Nagios Core on CentOS offers detailed plugins, strong alert systems, and network analysis capabilities, specializing in infrastructure monitoring.
Ease of Deployment and Customer Service: CentOS is known for straightforward installation and community support, ensuring easy deployment. Nagios Core on CentOS requires more configuration but benefits from extensive documentation and community resources, aiding in tailored setups.
Pricing and ROI: CentOS and Nagios Core on CentOS are both open-source, with no direct costs, offering high ROI. CentOS provides returns through stability and support, while Nagios Core enhances operational awareness, potentially reducing downtime and optimizing performance.
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.
We definitely see a positive ROI using Nagios Core on CentOS, as while it does not have licensing costs, the real return came from reducing downtime, faster issue resolution, and improved operational efficiency.
Nagios Core on CentOS lets me know about these issues, and I can recover the system or stop the disaster, saving both money and time.
With proactive alerts, unplanned downtime dropped by around thirty to forty percent.
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.
Because of the documentation regarding installation, configuration, and troubleshooting, it helped a lot and avoids confusion.
Enterprise support provides assistance for installation, upgrade guidance, and troubleshooting configuration help.
For Nagios Core on CentOS, customer support is community-driven rather than vendor-driven.
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.
Scaling to large environments requires additional architecture and planning.
Scalability is easy, making it simple to scale up as my organization grows and needs to monitor more servers or services.
Its scalability is overall good for medium and large enterprise environments, though it requires tuning at a very large scale.
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.
Nagios Core on CentOS is stable and reliable, especially for long-running monitoring environments.
In my experience, Nagios Core on CentOS is very stable and continues to function well.
Nagios Core on CentOS is improving its reliability and accuracy to get nice precision to the different services and correct monitoring.
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.
For large environments, scaling Nagios Core on CentOS requires additional architectural planning, and tuning alerts is critical; otherwise, teams start ignoring notifications.
The learning curve for new users adopting Nagios Core on CentOS is challenging, primarily due to the limited documentation available on the internet regarding how to install and maintain it.
Plugins for monitoring services of an F5 load balancer or different other hardware devices such as Imperva WAF would be very useful.
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.
The main factors that influenced my decision to choose Nagios Core on CentOS over other monitoring solutions are mainly its free of cost, open source nature, which saves a lot of money, and it being easy to install, so even junior staff can set it up straight away to start monitoring.
Regarding pricing, setup cost, and licensing, I used the open-source version, so the setup cost is zero and no license is required.
My experience with pricing, setup cost, and licensing is that it is good, with very cheap costs.
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.
The best features Nagios Core on CentOS offers are the capabilities to monitor both Windows and Linux services, as well as the ability to write custom plugins to monitor different services if the needed plugins are not provided by default.
The biggest strength of Nagios Core on CentOS is its plugin architecture, which is extremely flexible because plugins are scripts or binaries that return a standard output and exit code.
Nagios Core on CentOS has positively impacted my organization by significantly reducing downtime through timely alerts configured according to my specifications.
| Product | Mindshare (%) |
|---|---|
| CentOS | 5.0% |
| Nagios Core on CentOS | 0.2% |
| Other | 94.8% |

| Company Size | Count |
|---|---|
| Small Business | 30 |
| Midsize Enterprise | 22 |
| Large Enterprise | 30 |
| Company Size | Count |
|---|---|
| Small Business | 5 |
| Midsize Enterprise | 4 |
| Large Enterprise | 9 |
CentOS offers a stable, secure, and compatible environment with Red Hat packages, providing robust performance and cost efficiency. Its lightweight, scalable design and strong community support make it ideal for handling heavy workloads with limited resources.
CentOS is a popular choice for organizations seeking reliable server and virtualization solutions. Known for its robust stability and security, it offers seamless integration and maintenance. However, after a shift from Red Hat, some challenges emerged, including weak NFS client performance and a more complex interface, which beginners find challenging alongside insufficient documentation. Despite these, CentOS remains a favored option for deploying web applications, server installations, and supporting cloud solutions, thanks to its efficient use in monitoring, databases, and telecommunications.
What are CentOS's key features?CentOS is widely used in industries requiring robust infrastructure, such as web hosting, scientific computing, and telecommunications. In data centers, companies deploy it to support virtual environments, testing, and development. The OS powers business applications, email servers, and cloud solutions, offering a cost-effective alternative to Red Hat.
Nagios Core on CentOS provides robust monitoring solutions for IT infrastructure, ensuring system reliability and performance. It offers flexibility and functionality tailored for enterprise needs.
Nagios Core is instrumental in monitoring IT environments by offering alerts and reports on network activity, server performance, and application statistics. Running on CentOS enhances stability and security, appealing to administrators who require a reliable open-source monitoring tool. The seamless integration with CentOS ensures lower operational costs and increased management efficiency.
What are the essential features of Nagios Core on CentOS?Nagios Core on CentOS is crucial for industries such as finance, healthcare, and education due to its ability to maintain robust network operations and ensure compliance with industry standards. It delivers essential monitoring capabilities that are vital in environments where uninterrupted service is critical.
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.