No more typing reviews! Try our Samantha, our new voice AI agent.

Pros & Cons summary

Buyer's Guide

Get pricing advice, tips, use cases and valuable features from real users of this product.
Get the report

Prominent pros & cons

PROS

Nagios Core on CentOS provides instantaneous and accurate alerting, enabling proactive issue resolution.
Utilizing Nagios Core on CentOS is cost-effective, allowing organizations to benefit from open-source solutions within budget constraints.
Organizations experience reduced downtime and improved system availability with Nagios Core on CentOS, enhancing business growth and visibility.
Nagios Core on CentOS is entirely open-source, optimizing alert handling and efficiently monitoring various services with custom and default plugins.
Implementing Nagios Core on CentOS saves time and reduces human intervention, benefiting 24/7 environments significantly.

CONS

Nagios Core on CentOS could be improved in terms of automation, scalability, and usability.
Nagios Core on CentOS requires human intervention for monitoring services in a 24/7 environment.
Nagios Core on CentOS would benefit from an official Docker image from Nagios Core.
Nagios Core on CentOS needs more plugins for monitoring services like an F5 load balancer and various hardware devices.
The lifecycle conclusion of CentOS is a concern, prompting users to move to other operating systems.
 

Nagios Core on CentOS Pros review quotes

reviewer2836233 - PeerSpot reviewer
Infrastructure Analyst at a tech vendor with 10,001+ employees
May 7, 2026
Nagios Core on CentOS is not just a technical tool; I feel that it helps the business grow a lot by reducing downtime and improving visibility.
reviewer2834166 - PeerSpot reviewer
Senior HPC Engineer at a energy/utilities company with 10,001+ employees
Apr 29, 2026
Using Nagios Core on CentOS had a significant positive impact on the organization at Infosys where I used it by improving system availability, reducing downtime, and enabling proactive issue resolution.
reviewer2868027 - PeerSpot reviewer
Technical Specialist at a tech vendor with 10,001+ employees
Jul 4, 2026
Time-saving and money-saving are good parts of implementing Nagios Core on CentOS because before Nagios Core on CentOS, we manually monitored everything and required more human intervention, and through Nagios Core on CentOS, time consumption and other factors have been reduced, which is a good thing for our organization and in a 24/7 environment it is more beneficial.
Learn what your peers think about Nagios Core on CentOS. Get advice and tips from experienced pros sharing their opinions. Updated: July 2026.
908,800 professionals have used our research since 2012.
Abhishek Shastri - PeerSpot reviewer
Infrastructure Specialist at IBM
May 14, 2026
Before Nagios Core on CentOS, we were getting alerts after the incident happened, but after implementing Nagios and integrating it with our existing system, we get alerts in real time, which allows us to easily identify the root cause and reduce mean time to repair.
BB
Senior IT Engineer at a tech vendor with 10,001+ employees
May 4, 2026
Since using Nagios Core on CentOS, I have noticed specific improvements in downtime and how quickly my team can respond to issues.
Daniel Cordero - PeerSpot reviewer
Chief Information Officer at Cordero y Asociados S.L. - Cordero Informáticos
Jun 9, 2026
Nagios Core on CentOS has positively impacted my organization by reducing downtime in systems because sometimes there are services that were down, and with a trigger, I can start them again.
SG
Cloud Dev Ops Engineer at a marketing services firm with 10,001+ employees
Apr 27, 2026
Nagios Core on CentOS has positively impacted my organization because it is an open-source tool that has been very useful in monitoring different services using both custom plugins and the default plugins it provides.
reviewer2834409 - PeerSpot reviewer
Team Lead, Service DevOps at a computer software company with 51-200 employees
Apr 29, 2026
The best features of Nagios Core on CentOS are complete infrastructure monitoring and real-time alerting and notifications.
IA
Infrastructure Analyst at a tech vendor with 10,001+ employees
Apr 28, 2026
Nagios Core on CentOS has positively impacted my organization by being very helpful budget-wise, as we rely on open source due to budget constraints for each division.
Prateek_Singh - PeerSpot reviewer
Senior Business Analyst at Netcore Cloud
Apr 28, 2026
Nagios Core on CentOS has impacted my organization positively because it is impactful to the business, and if the production server is down, Nagios Core on CentOS will check certain services, which impacts production.
 

Nagios Core on CentOS Cons review quotes

reviewer2836233 - PeerSpot reviewer
Infrastructure Analyst at a tech vendor with 10,001+ employees
May 7, 2026
Why I took off one point is that I think it is better suited for a small or medium setup.
reviewer2834166 - PeerSpot reviewer
Senior HPC Engineer at a energy/utilities company with 10,001+ employees
Apr 29, 2026
Nagios Core on CentOS is very stable and reliable, but it can be significantly improved in terms of automation, scalability, and usability.
reviewer2868027 - PeerSpot reviewer
Technical Specialist at a tech vendor with 10,001+ employees
Jul 4, 2026
Nagios Core on CentOS requires human intervention for monitoring; we must monitor the services in a 24/7 environment, and I believe this needs to be improved.
Learn what your peers think about Nagios Core on CentOS. Get advice and tips from experienced pros sharing their opinions. Updated: July 2026.
908,800 professionals have used our research since 2012.
Abhishek Shastri - PeerSpot reviewer
Infrastructure Specialist at IBM
May 14, 2026
In the modern world, we need Kubernetes and OpenShift support for Nagios, and it would be better to support the Kubernetes and OpenShift platforms.
BB
Senior IT Engineer at a tech vendor with 10,001+ employees
May 4, 2026
Nagios Core on CentOS can be improved by making it easier. Specifically, I would prefer the configuration and interface of Nagios Core on CentOS to be easier, more easily configured, and have an easy UI-based way to monitor all aspects.
Daniel Cordero - PeerSpot reviewer
Chief Information Officer at Cordero y Asociados S.L. - Cordero Informáticos
Jun 9, 2026
Nagios Core on CentOS needs to improve the templates to send messages to IT companies and also integrate with different systems or improve integrations with QNAP, Synology, Ubiquiti, and different applications.
SG
Cloud Dev Ops Engineer at a marketing services firm with 10,001+ employees
Apr 27, 2026
To improve Nagios Core on CentOS, I believe that many more plugins could be generated by the Nagios organization, such as those for monitoring services of an F5 load balancer or different other hardware devices such as Imperva WAF.
reviewer2834409 - PeerSpot reviewer
Team Lead, Service DevOps at a computer software company with 51-200 employees
Apr 29, 2026
Nagios Core on CentOS could be improved with an official Docker image from Nagios Core.
IA
Infrastructure Analyst at a tech vendor with 10,001+ employees
Apr 28, 2026
Regarding features, I have tried the application monitoring feature, which is not that great but still useful; for open source, it is very helpful, though there are improvement areas in the application side.
Prateek_Singh - PeerSpot reviewer
Senior Business Analyst at Netcore Cloud
Apr 28, 2026
Nagios Core on CentOS is not stable.

Product Categories

Product Categories