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PubNub vs Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers comparison

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Executive Summary

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

PubNub
Ranking in AWS Marketplace
19th
Average Rating
8.0
Number of Reviews
6
Ranking in other categories
No ranking in other categories
Red Hat Enterprise Linux (R...
Ranking in AWS Marketplace
330th
Average Rating
8.4
Number of Reviews
11
Ranking in other categories
No ranking in other categories
 

Featured Reviews

Kirtishil Patil - PeerSpot reviewer
Senior Frontend Developer at Globant
Real-time chat has boosted one-to-one messaging and user engagement in my mobile projects
The best features PubNub offers, in my opinion, are one-to-one chat, as I mentioned in my review, and the great SDK documentation which allows for easy integration that does not take much time. Setting up channels, message listeners, tracking user status to determine whether users are online or offline, and ensuring reliable message delivery are all great features. I find myself relying on all three of those features the most because the presence tracking is great, the delivery speed is superb compared to other SDKs, and the user status updates immediately pop up, which is significant. The integration is very easy, so any new developers can easily understand the integration process thanks to the clear documentation. PubNub has positively impacted my organization as I have received numerous reviews and feedback stating that the chat works much faster and cleaner, and everyone appreciates it, saying it feels powerful. After implementing PubNub, I noticed positive outcomes such as client feedback acknowledging that they enjoyed the chat features and found them much faster than in other applications, which I believe is very positive feedback for any organization.
reviewer2921154 - PeerSpot reviewer
Software Engineer at a tech vendor with 10,001+ employees
Daily operations have become smoother and troubleshooting is more efficient for critical servers
My experience with Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers has been positive, but there are a few areas where it could be improved. More proactive technical support, faster response time for critical issues, and better documentation for troubleshooting common problems would be helpful. It would also be useful to have more guidance on security updates, patch management, and system optimization. A centralized dashboard for monitoring server health and identifying potential issues could further improve the experience. One additional improvement for Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers would be better integration with centralized monitoring and automation tools. A more user-friendly graphical interface for monitoring system health, resource utilization, and system security alerts would also be helpful, especially for teams managing multiple servers. Improved integration with ITSM platforms like ServiceNow and better automation for routine patching and maintenance tasks could save time and reduce manual effort.

Quotes from Members

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

Pros

"PubNub has positively impacted my organization by reducing implementation time and developers' work, making it very easy to implement and enabling fast development that has reduced the developers' time by 40-50%."
"The speed and efficiency of PubNub, which helps transfer data in real-time with very low latency, received positive feedback from our customers."
"PubNub saves development time because we do not have to create a complete chat backend and frontend from scratch, enabling a plug-and-play approach that saves time, effort, and money for the company."
"PubNub's push notification and chat features stand out because of ease of use and very easy integration within our application."
"If we had implemented all of this on our own, we would have had to hire at least 50 more employees for that, so we are very happy with PubNub and we have saved a lot of time."
"PubNub has positively impacted my organization as I have received numerous reviews and feedback stating that the chat works much faster and cleaner, and everyone appreciates it, saying it feels powerful."
"What I like the most about Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers is that it is easy to understand and to give commands easily."
"I find the AI assistant script GitHub Copilot the most valuable and helpful in my daily work for troubleshooting errors in scripting or during any task."
"Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers has positively impacted our organization by providing a stable, secure, and reliable environment for running enterprise applications."
"Ansible Tower running on Red Hat 8 is a standout feature."
"Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers is a solid enterprise Linux platform for server administration and DevOps environments whose stability, security capabilities, and suitability for production workloads make it a very useful option for organizations managing business-critical applications."
"The best features Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers offers are that some services are already configured."
"Being able to individually allocate the kernels helps me get tasks done much easier and much quicker than what other systems would take."
"Using the AI capabilities is very useful for us, and the reliability is high with more accuracy."
 

Cons

"Most of the time there are some instances at the load peak hours or sometimes payload is missed by the application or SDK at the SDK level."
"I believe PubNub can improve in terms of pricing transparency, as I previously mentioned, since that is the only thing I think should be improved because for smaller projects or startups, estimating scaling costs can be challenging."
"I gave PubNub a rating of nine out of ten because of the many features discussed, but I deducted one point because the cost increases with scale."
"Since PubNub is a paid library, it may not be useful for everyone."
"The reliability of PubNub is really good, but occasionally we face issues where users complain about messages or push notifications not being delivered within a short period of time, as it occasionally takes longer, which could be due to outages."
"Regarding customer support from PubNub, around six years ago, we did not receive good support."
"I rated Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers an 8 out of 10 because it is stable, secure, and reliable for my daily Linux administration, while I see room for improvement in technical support response time, troubleshooting documentation, and integration with newer automation tools."
"More proactive technical support, faster response time for critical issues, and better documentation for troubleshooting common problems would be helpful."
"While I do not remember specifics at the moment, I require many features in the future for improvement."
"Some bugs and issues are always present with Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers, which the community always tries to build upon."
"Debian and Ubuntu are slightly ahead in terms of release frequency, but Red Hat releases are very quick."
"I choose 9 out of 10 for Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers because it needs improvement with DevOps tools and CI/CD pipelines and to improve the monitoring dashboard."
"Faster response times and clearer guidance from ProComputers could further improve the entire experience."
"You should add the packages updating features because the repository is not found easily."
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Top Industries

By visitors reading reviews
Construction Company
32%
Comms Service Provider
13%
Manufacturing Company
12%
Outsourcing Company
9%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business4
Midsize Enterprise2
Large Enterprise7
 

Questions from the Community

What is your experience regarding pricing and costs for PubNub?
The setup cost is very low. Regarding pricing, when the data scales, the pricing increases gradually, but PubNub does not charge much in the initial phase.
What needs improvement with PubNub?
The subscription and the SDK part can be improved. If the client is offline and the application is killed, and the user comes back again, sometimes the subscription to the channel is missed, so tha...
What is your primary use case for PubNub?
We are mostly using PubNub for payload sending and for live chat. We are a mobile-based application with an admin side, so it's a live chat application. Whenever a user comes online or offline ...
What is your experience regarding pricing and costs for Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers?
My experience with pricing, setup cost, and licensing for Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers has been around two years.
What needs improvement with Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers?
I rated Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers an 8 out of 10 because it is stable, secure, and reliable for my daily Linux administration, while I see room for improvement ...
What is your primary use case for Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers?
My main use case for Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers is mainly for managing GitHub repos and connecting to a jump post with AKS servers. In my regular work, I use Red...
 

Comparisons

 

Overview

Find out what your peers are saying about PubNub vs. Red Hat Enterprise Linux (RHEL) 8 with support by ProComputers and other solutions. Updated: October 2026.
921,523 professionals have used our research since 2012.