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Grafana Loki vs Nagios Log Server comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Nov 7, 2024

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Grafana Loki
Ranking in Log Management
6th
Average Rating
8.2
Reviews Sentiment
6.3
Number of Reviews
19
Ranking in other categories
No ranking in other categories
Nagios Log Server
Ranking in Log Management
48th
Average Rating
8.0
Reviews Sentiment
6.9
Number of Reviews
4
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of March 2026, in the Log Management category, the mindshare of Grafana Loki is 5.1%, down from 8.2% compared to the previous year. The mindshare of Nagios Log Server is 0.9%, up from 0.9% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management Mindshare Distribution
ProductMindshare (%)
Grafana Loki5.1%
Nagios Log Server0.9%
Other94.0%
Log Management
 

Featured Reviews

reviewer2350791 - PeerSpot reviewer
Regional Associate & Engineer at a outsourcing company with 1,001-5,000 employees
Offers cost-effective log management with strong correlation features across observability tools
Grafana Loki's open-source capability is a significant benefit. Grafana has invested in making their enterprise tools competitive with other APM tools, facilitating cross-correlation with Mimir and Tempo for metrics and tracing. The tool offers good search functionality, and its on-premises capability is advantageous. The indexing performance is strong, making it a robust log management tool. Grafana Loki is notably cost-effective.
Syarul Idzuddin Adzmi - PeerSpot reviewer
Operation Director at Digital Pulse Sdn Bhd
A scalable and affordable tool for monitoring data centers
Five engineers are needed for the maintenance of the product. I would definitely recommend the solution to those planning to use it. To increase the rating for the product, Nagios should offer remote support and offer more customization in reporting while making it easy for the customers to use it. Overall, I rate the solution an eight out of ten.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"The most valuable feature is the capability to set up alerts, which becomes necessary when we need to receive notifications for specific events."
"The tool can be used in multi-cluster environments."
"Grafana Loki's open-source capability is a significant benefit, and Grafana has invested in making their enterprise tools competitive with other APM tools, facilitating cross-correlation with Mimir and Tempo for metrics and tracing."
"The product's most valuable features are ease of installation, management, and reporting. It has an efficient ability to set thresholds for alerts, as well."
"I appreciate the capability to process logs from microservices and seamlessly integrate them into Grafana."
"Loki significantly saves time in troubleshooting by quickly pinpointing network issues."
"The solution's stability has never been a problem. Stability-wise, I rate the solution a nine to ten out of ten."
"There are new features like that pilot code and things like that for profiling."
"The product is scalable."
"The initial setup of Nagios Log Server was easy and straightforward."
"One of the most valuable features is the dashboard because the UI was effective and easy to use. The alert systems are good as well. We had no failovers and had high availability. We can search the queries fast as well in Nagios Log Server."
"A great feature of the solution involves its internal portal."
 

Cons

"The platform's stability needs improvement."
"My main concern is the recommended production-grade setup. They suggest using tools like Tanka or Jsonnet. They should simplify the process to increase adoption."
"The solution has shortcomings regarding security monitoring-oriented features that need improvement."
"I would rate Grafana Loki a seven out of ten because it is open source, and sometimes there can be problems that are difficult to fix without official support."
"There is a need for some change in the alerting types of the product. In short, a few changes in the alert area are needed due to minor shortcomings."
"Improvements could be made in the enablement of the product, addressing the complexity of implementing these tools."
"We face some bugs when we install the latest version of Grafana Loki."
"The correlation of requests is not simple in Grafana Loki and can be improved."
"The customization and dashboards have shortcomings and need to be improved to make the tool look more presentable."
"The support could be better."
"The configurations during initial setup could be improved. If they could be agentless, as in the case of the Ansible product, it would be better. I would like to be able to analyze the network bandwidth."
"As we are talking about a product which is open to the public, the pricing makes it challenging for us to profit off of its marketing."
 

Pricing and Cost Advice

"The pricing structure varies based on the number of users; there might be specific taxes to pay for it."
"I use the open-source version of the product."
"Since we are using the open-source version of Grafana Loki, we are not paying anything for the solution."
"You can use the free version of Grafana Loki on-premises."
"Grafana Loki is an open-source solution."
"Grafana Loki is a free, open-source solution."
"We use a free version."
"The cost is less than other paid services like CloudWatch."
"On a scale of one to ten, where one is expensive, and ten is cheap, I rate the pricing an eight or nine."
"For a single instance, the price is around $4,000."
"We found the pricing to be quite affordable."
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Top Industries

By visitors reading reviews
Computer Software Company
13%
Financial Services Firm
11%
Comms Service Provider
11%
Manufacturing Company
8%
Government
13%
Manufacturing Company
9%
Computer Software Company
8%
University
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business7
Midsize Enterprise8
Large Enterprise4
No data available
 

Questions from the Community

What do you like most about Grafana Loki?
We are using Grafana Loki as a database for real-time metrics.
What is your experience regarding pricing and costs for Grafana Loki?
Since it is an open source tool, there are no charges or fees.
What needs improvement with Grafana Loki?
Improvements could be made in the enablement of the product, addressing the complexity of implementing these tools.
Ask a question
Earn 20 points
 

Overview

 

Sample Customers

Information Not Available
IBM, impulse, wipro, comteco
Find out what your peers are saying about Grafana Loki vs. Nagios Log Server and other solutions. Updated: March 2026.
884,933 professionals have used our research since 2012.