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Grafana Loki vs Graylog comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 8, 2024
 

Categories and Ranking

Grafana Loki
Ranking in Log Management
7th
Average Rating
8.2
Reviews Sentiment
8.0
Number of Reviews
17
Ranking in other categories
No ranking in other categories
Graylog
Ranking in Log Management
18th
Average Rating
8.0
Reviews Sentiment
7.0
Number of Reviews
18
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of January 2025, in the Log Management category, the mindshare of Grafana Loki is 7.0%, up from 1.8% compared to the previous year. The mindshare of Graylog is 6.6%, up from 5.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management
 

Featured Reviews

CarlosPimentel - PeerSpot reviewer
Efficient log filtering enhances quick network troubleshooting
We use Grafana Loki for various verticals including manufacturing, finance, health, and aerospatial sectors. It primarily helps in monitoring security and access to devices. Grafana dashboards are used to track access success and failure and audit commands issued on devices Loki significantly…
Nicolae CIornii - PeerSpot reviewer
Stable solution with room for improvement in interactivity and user-friendliness
We have tested IBM QRadar and now use it. First of all, the key factor is the pricing. I saw that IBM QRadar has an interactive dashboard, providing valuable insights to people. Additionally, I've seen that IBM QRadar has an agent that simplifies installations across various platforms without requiring intricate configurations. Also, IBM QRadar has automatic reporting.

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 features of the solution stem from the fact that it is an open-source tool that is stable and flexible."
"The most valuable feature of the solution is the tool's GUI. The solution's GUI is very user-friendly."
"The most valuable feature is the capability to set up alerts, which becomes necessary when we need to receive notifications for specific events."
"Loki also utilizes the same service discovery mechanism as used by Prometheus. So, whatever labeled metadata you see in Prometheus, you have the exact same metadata in the Loki system. Given this level of intricacy and the attempt to address these challenges, I firmly believe that Loki deserves praise for the work."
"The most valuable part of Loki is the ability to filter logs by keywords and devices."
"The tool can be used in multi-cluster environments."
"The effectiveness of filters is pivotal for optimizing the search process and extracting the specific information we need from the extensive log data."
"The most valuable feature of Grafana Loki is the dashboards which are really simple to create."
"I am very proud of how very stable the solution is."
"Allowing us to set up alerts and integrate with platforms we already use, such as Slack and OpsGenie to alert users of these errors proactively, is also a very useful feature."
"Everything stands out as valuable, including the fact that I can quantify and qualify the logs, create pipelines and process the logs in any way I like, and create charts or data maps."
"The best feature of Graylog is the Elasticsearch integration. We can integrate and we can run filters, such as an event of interest, and those logs we can send to any SIEM tool or as an analytic. Additionally, there are clear and well-documented implementation instructions on their website to follow if needed."
"The product is scalable. The solution is stable."
"We're using the Community edition, but I know that it has really good dashboarding and alerts."
"Open source and user friendly."
"It is used as a log manager/SIEM. It provides visibility into the infrastructure and security related events."
 

Cons

"The correlation of requests is not simple in Grafana Loki and can be improved."
"We had a well-structured dashboard with a functional query. However, an issue arose when the Kubernetes pod restarted. The statistics from our Grafana query would reset, dropping to zero and starting anew. This was particularly noticeable with linear graphs, which are expected to show consistent growth."
"We face some bugs when we install the latest version of Grafana Loki."
"The Docker container partition feature needs improvement as they do not reuse the space and goes into a pending state."
"I do not see any areas for improvement at the moment."
"The platform's stability needs improvement."
"We encountered certain limitations when it came to alerting, particularly when dealing with specific data sources."
"Enhancing speed could be a game-changer, and while it might vary depending on the application, it's a factor worth exploring."
"We ran into problems with Elasticsearch throwing a circuit-breaking exception due to field data size being too large. It turned out that the heap size directly impacted this size in a high-throughput environment, causing unexplained instability in Graylog. We were able to troubleshoot on the Elasticsearch size, but we should have been able to reference some minimum requirements for Graylog to know that our settings weren't sufficient."
"I would like to see a date and time in the Graylog Grok patterns so that I can save time when searching for a log. I like how the streams and the search query work, but adding a date and time will allow me to pull out a log in a milli-second."
"I hope to see improvements in Graylog for more interactivity, user-friendliness, and creating alerts. The initial setup is complex."
"I would like to see a default dashboard widget that shows the topology of the clusters defined for the graylog install."
"Graylog can improve the index rotation as it's quite a complex solution."
"It would be great if Graylog could provide a better Python package in order to make it easier to use for the Python community."
"The biggest problem is the collector application, as we wanted to avoid using Graylog Collector Sidecar due to its architecture."
"Dashboards, stream alerts and parsing could be improved."
 

Pricing and Cost Advice

"The cost is less than other paid services like CloudWatch."
"Grafana Loki is an open-source solution."
"The solution is open source."
"Grafana Loki is a free, open-source solution."
"You can use the free version of Grafana Loki on-premises."
"The pricing structure varies based on the number of users; there might be specific taxes to pay for it."
"My company doesn't need to pay for the licensing cost of the solution."
"I use the solution's open-source version. Grafana Loki is a completely free solution for me."
"It's open source and free. They have a paid version, but we never looked into that because we never needed the features of the paid version."
"Consider Enterprise support if you have atypical needs or setup requirements.​"
"Graylog is a free open-source solution. The free version has a capacity limitation of 2 GB daily, if you want to go above this you have to purchase a license."
"It's an open-source solution that can be used free of charge."
"​You get a lot out-of-the-box with the non-enterprise version, so give it a try first."
"Having paid official support is wise for projects."
"If you want something that works and do not have the money for Splunk or QRadar, take Graylog.​​"
"We are using the free version of the product. However, the paid version is expensive."
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Top Industries

By visitors reading reviews
Computer Software Company
19%
Comms Service Provider
9%
Financial Services Firm
9%
Manufacturing Company
9%
Computer Software Company
17%
Comms Service Provider
9%
Government
8%
Educational Organization
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

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?
We use the open-source version of Loki. The cloud version is competitively priced compared to other market solutions.
What needs improvement with Grafana Loki?
It would be beneficial if Loki could directly access Windows Server logs or events directly from the servers.
What do you like most about Graylog?
The product is scalable. The solution is stable.
What is your experience regarding pricing and costs for Graylog?
We are using the free version of the product. However, the paid version is expensive.
What needs improvement with Graylog?
Since it's a free tool, I don't have much to say. Troubleshooting is important to me. The initial setup is complex. I hope to see improvements in Graylog for more interactivity, user-friendliness, ...
 

Comparisons

 

Also Known As

No data available
Graylog2
 

Overview

 

Sample Customers

Information Not Available
Blue Cross Blue Shield, eBay, Cisco, LinkedIn, SAP, King.com, Twilio, Deutsche Presse-Agentur
Find out what your peers are saying about Grafana Loki vs. Graylog and other solutions. Updated: December 2024.
825,625 professionals have used our research since 2012.