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Nagios XI pros and cons

Vendor: Nagios

4.0 out of 5

58 reviews
83% willing to recommend

Pros & Cons summary

Nagios XI offers customizable features and extensive plugin support, ideal for monitoring various devices and services with stable performance and effective alerting systems. It integrates well with existing tools, supporting seamless system integration via APIs. While its installation process and ease of use are highlights, improvements are needed in the administrative UI, reporting, and technical support. Enhancing installation and monitoring setups and expanding integration capabilities could broaden connectivity.

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Prominent pros & cons

PROS

The script module in Nagios is easy to use and cost-efficient, allowing users to monitor specific metrics with basic scripting skills.

Open source technology enables users to monitor anything by writing plugins in any scripting language, integrating easily with a wide range of devices.

The dashboard provides a summary for hundreds of servers, simplifying the overall system monitoring process.

Customization options allow users to modify and implement scripts based on their requirements, adding additional features and integrating with various systems.

Nagios XI is stable and beneficial for monitoring the IT services infrastructure and performance management across multiple servers.

CONS

The Nagios Core Configuration GUI module could be optimized to improve the administrative user experience.

Reports require work-arounds for simplification.

The PNP4Nagios plugin and other open source monitoring plugins face compatibility issues.

Scalability is not straightforward despite being scalable.

Integration capabilities with other systems could be enhanced.

Nagios XI Pros review quotes

Project Manager at a non-tech company with 10,001+ employees

Mar 4, 2016

Nagios is an open source monitoring tool for monitoring network services, with easy installation, a user-friendly and configurable interface, and the ability to monitor disk space, CPU utilization, memory usage, host availability, NFS availability and many other things, making it widely used in IT markets.

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Senior Manager of Engineering with 1,001-5,000 employees

Jan 22, 2013

Nagios is my favourite open source monitoring system.

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NOC Engineer at a financial services firm with 501-1,000 employees

Dec 23, 2015

The product allows comprehensive monitoring of your environment, from basic monitoring of your servers health to more complex tasks like AD, database, and, to some extent, application-level monitoring.

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Consultant Ingénieur de production informatique at a tech services company with 501-1,000 employees

Apr 28, 2016

It's very easy to install it and manage it with Nagios XI's interface.

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Web Operations Engineer at a renewables & environment company with 501-1,000 employees

Apr 30, 2016

Since the cost is zero and it can use a fairly cheap server to run on the ROI is nearly immediate.

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Network Engineer at TLCWEB S.R.L.

Apr 30, 2016

You can save a lot of time using Nagios monitoring because otherwise you need to check all of your services or system one by one.

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Manager Infrastructure at a manufacturing company with 1,001-5,000 employees

May 13, 2016

Our infrastructure is now under monitoring proactively and we don't have to wait for complaints from the customers or internal operation team to inform regarding any issue with the service.

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Manager - Cybersecurity Technology, Cybersecurity Technology Services at a tech services company with 51-200 employees

May 13, 2016

Simplicity of configuration; I can set up configuration of 100 devices with about 10 services in one to two days.

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Software Test Engineer at a comms service provider with 501-1,000 employees

May 13, 2016

I really found Nagios a perfect fit for us and a good product to work with.

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Consultant at a tech consulting company with 51-200 employees

May 10, 2016

Nagios is the best software of its kind if you have time for configure any host and network, and you can do quite everything with a bit of scripting.

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Nagios XI Cons review quotes

Project Manager at a non-tech company with 10,001+ employees

Mar 4, 2016

Nagios provides most of the features by default, however to add more services to it, it requires additional plugins which require little effort on administrative end.

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Senior Manager of Engineering with 1,001-5,000 employees

Jan 22, 2013

The installation can get very difficult depending on what Linux flavour you are using.

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NOC Engineer at a financial services firm with 501-1,000 employees

Dec 23, 2015

There's no convenient way to manage notes as the only way is to manage them through the database.

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Learn what your peers think about Nagios XI. Get advice and tips from experienced pros sharing their opinions. Updated: March 2026.

884,873 professionals have used our research since 2012.

Consultant Ingénieur de production informatique at a tech services company with 501-1,000 employees

Apr 28, 2016

The important separation between Interface and Core to maintain historical plugins and methods generate complexity that makes Nagios unusable for repeat work.

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Web Operations Engineer at a renewables & environment company with 501-1,000 employees

Apr 30, 2016

Implementation on Windows was painful.

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Network Engineer at TLCWEB S.R.L.

Apr 30, 2016

I think that the community needs to concentrate development to get a standard GUI (Adagios is a side project) and gives the user a better notification system.

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Manager Infrastructure at a manufacturing company with 1,001-5,000 employees

May 13, 2016

Its simple deployment but complexity comes once you have to import more plugins.

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Manager - Cybersecurity Technology, Cybersecurity Technology Services at a tech services company with 51-200 employees

May 13, 2016

It's in need of more standard plug-ins.

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Software Test Engineer at a comms service provider with 501-1,000 employees

May 13, 2016

While the UI is functional, I have always thought there was room for improvement here.

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Consultant at a tech consulting company with 51-200 employees

May 10, 2016

They need to develop a better integration with a common ticketing system will be great.

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