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VMware Aria Operations for Logs vs syslog-ng comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 9, 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

syslog-ng
Ranking in Log Management
17th
Average Rating
9.0
Reviews Sentiment
3.2
Number of Reviews
7
Ranking in other categories
No ranking in other categories
VMware Aria Operations for ...
Ranking in Log Management
12th
Average Rating
8.2
Reviews Sentiment
6.4
Number of Reviews
28
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2025, in the Log Management category, the mindshare of syslog-ng is 2.4%, down from 2.8% compared to the previous year. The mindshare of VMware Aria Operations for Logs is 1.4%, up from 1.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management Market Share Distribution
ProductMarket Share (%)
VMware Aria Operations for Logs1.4%
syslog-ng2.4%
Other96.2%
Log Management
 

Featured Reviews

RyanVargas - PeerSpot reviewer
It's a user-friendly open-source solution that can replace or augment a commercial product in some cases
I rate syslog-ng 10 out of 10. It's free and easy to use. It has built-in tools that help us index the various logs sent to it. It's a solid log product. If you're looking for a SIEM solution, syslog-ng will work as a stopgap measure at beginning of the project. It can also work as an injector for a true SIEM solution. You can send all the logs to syslog-ng and forward all the data to the SIEM solution after you've cleaned up the data and got the pertinent information. It's a good front end for a commercial SIEM solution, which becomes more expensive as you load more data into it. I would highly recommend syslog-ng for that use case. However, if you lack the expertise, you might need to go with a cloud-based SIEM instead. You need some in-house expertise or an outside consultant to manage it and set it up.
LarsChristensen - PeerSpot reviewer
Efficient troubleshooting with precise log filtering and an easy setup
The tool could benefit from improved filter settings and dashboarding. While there are dashboards available, they are often created by community members and may not work after updates. It would be beneficial to have a roadmap for these dashboards to ensure consistent functionality. It would also be advantageous if the tool could process even large amounts of data faster, though this may be more related to data movement challenges rather than the software itself.

Quotes from Members

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

Pros

"Syslog-ng has built-in features that we can use to create alerts for a SIEM solution. It isn't a true SIEM solution, but it's sufficient for the time being."
"Syslog-ng has a separate config file in addition to the core configuration."
"We chose syslog-ng because it is easy to install, easy to maintain, easy to update, and due to the fact that all data arrive in raw format, we can manipulate it as we want."
"Syslog-ng provides easy access to all my logs. It helps me show managers and other clients precisely where an incident occurred. I also like it because you can integrate syslog-ng with multiple solutions to allow real-time monitoring."
"For us, the most valuable feature is the use of compound search for searching logs at a specific time, by a specific user, or specific behavior."
"The ability to extract and store the logs is the most valuable feature of syslog-ng."
"It allows us to gain a comprehensive overview of our infrastructure."
"One of the most valuable features of vRealize Log Insight is that it gives you a clear forecast about your existing machines, for example, how long your machines could be supported and how long the remaining capacity is to host your machines. This is one of the best options available within vRealize Log Insight. Another valuable feature of the solution is automation. My company deploys a lot of automation when required in a very, very short period, and in a very uniform manner, and even if the automation is being deployed for different processes and departments, it's pretty much the same across the environment, so vRealize Log Insight helps reduce a lot of ambiguities and helps my company manage operational efficiencies well."
"The events are notably more descriptive, aiding in security and event analysis. We've also integrated Sky Collector, providing valuable insights and solutions for troubleshooting."
"We are using it because we have a VMware product. It has its own built in dashboards for VMware products, and that's a good thing."
"The tool helps my company deal with security and log analysis, which are very important areas for us...It is a scalable solution."
"The most valuable feature is server virtualization. It's been very useful."
"Log Insight correlates with the VMware product log. It can assemble the logs you want, making it easier to find the output, incident, or keyword you want to search."
"I like the interface."
 

Cons

"There is always the potential for additional integration and protocol extensions."
"The filtering has room for improvement."
"Syslog-ng has built-in features that we can use to create alerts for a SIEM solution. It isn't a true SIEM solution, but it's sufficient for the time being."
"It's hard to find people who know how to use syslog-ng. I often find problems with configurations, and solutions aren't integrated correctly with syslog-ng. For example, there might be data with extra decimals, or the collector agents are incorrectly named. It isn't a problem with the solution; it's a lack of professionals."
"In syslog-ng, I think a GUI would be beneficial. I am unsure if the premium module has a GUI to administer it."
"There is room for improvement in terms of observability."
"The monitoring landscape is getting bigger. When it comes to infrastructure monitoring, we need more visibility. VMware needs to integrate more related applications and third-party products. That would make it more appealing to an audience beyond the VMware team."
"They should improve their web interface to make it more user-friendly."
"The tool could be cheaper."
"Paid or free does not matter, but it is complex to find good training material for vRealize Log Insight."
"I would like to see more tutorials or at least an introduction video from the supplier, so you can become proficient and get the most out of the solution. You might not get the full benefit from a logging or reporting solution because you might not have a particular tool enabled. You could leave something out of your analysis because you aren't aware of it or you don't know how to set it up."
"If data migration occurs during a search, it alters performance, causing delays."
"I think that it should be able to integrate with other third-party backup and recovery solutions, more that it does now."
"In vRealize login files, we have limitations regarding log partitions."
 

Pricing and Cost Advice

"Syslog-ng is open-source."
"Syslog-ng is a free open-source solution."
"The product's price is reasonable, but when it comes to SQL licensing, it's a bit expensive."
"I rate the product's price a six on a scale of one to ten, where one is cheap, and ten is expensive."
"It is not cheap. But it is worth it."
"The licensing cost for vRealize Log Insight is a little higher, so in terms of cost, it all depends upon what kind of environment you have. If you have a complete virtualized environment, or at least you're using a ninety-five percent virtualized environment, then vRealize Log Insight will play a very good role because it is a VMware component, so it has very tight integration with other VMware components and systems. This means you don't have to procure any other monitoring and management tool, and you don't need a separate automation tool. vRealize Log Insight will have an upper hand if your environment is purely virtualized on VMware. If you're using a mix of physical and virtual components, for example, a 50:50 ratio, then you need to have a third-party component to manage overall monitoring."
"The license cost for any other monitoring tool is too high compared to this product."
"Pricing is good because it is part of the suite package. It comes in a bundle for us."
"I am not sure what the exact cost is. However, I believe the vRealize suite costs $2,500.00 per year."
"Pricing could always be lower. If it were free, I would be more satisfied."
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Top Industries

By visitors reading reviews
Government
13%
Computer Software Company
12%
Manufacturing Company
9%
Financial Services Firm
8%
Financial Services Firm
12%
Government
12%
Computer Software Company
11%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise3
By reviewers
Company SizeCount
Small Business7
Midsize Enterprise9
Large Enterprise12
 

Questions from the Community

What needs improvement with syslog-ng?
We currently do not use that feature. We currently have just an open-source release, not a premium release. My boss has indicated that he wants to buy a premium syslog-ng version next month. I thin...
What is your primary use case for syslog-ng?
In Italy, we have to be compliant with the Garante for privacy. We have to log every login, logout, or login failure made by a system administrator. We store all syslog data of the infrastructure. ...
What advice do you have for others considering syslog-ng?
When it comes to parsing, I can parse both structured and unstructured data, though our data are only structured. Currently, we collect all data we receive as raw data. Each file is stored for each...
What do you like most about vRealize Log Insight?
The events are notably more descriptive, aiding in security and event analysis. We've also integrated Sky Collector, providing valuable insights and solutions for troubleshooting.
What is your experience regarding pricing and costs for vRealize Log Insight?
The cost of using VMware Aria Operations for Logs was very high, around two to three million dollars, although the exact figure is uncertain. The price was proving to be too much, especially with t...
What needs improvement with vRealize Log Insight?
VMware Aria Operations for Logs is not a cost-effective tool. Changing any telemetry requires creating a new template, such as changes to the VM disk size. Always having to create a new template ma...
 

Also Known As

No data available
vRealize Log Insight
 

Overview

 

Sample Customers

Tecnocom, University of Victoria, University of Exeter, Datapath
Wildlands Adventure Zoo, Medic Mobile, IBM, Seventy Seven Energy, Baystate Health, Osis, Oxford University, Columbia University, Siemens, Cardinal Health, Ashdod Port, Vasakronan, Sydney Adventist Hospital, University of Derby
Find out what your peers are saying about VMware Aria Operations for Logs vs. syslog-ng and other solutions. Updated: September 2025.
872,778 professionals have used our research since 2012.