We are a telco company hosting internal applications on the OpenShift platform. It's for general IT workloads, such as backend systems for billing. We are also using it for containerization projects.

Red Hat Enterprise Linux for SAP with HA and Update Services 9.2
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The built-in security features are excellent
What is our primary use case?
How has it helped my organization?
With an open-source solution, there is no vendor lock-in at the OS layer, so it's more flexible. I am happy with the value Red Hat delivers, so we don't see a reason to change that.
What is most valuable?
I like open source and prefer it over some closed proprietary software. In my early days, I was involved in the open-source community of the Red Hat Directory Server, communicating with developers to ensure password policies were implemented and asking questions. It showed me the power of open source.
While the built-in security features are excellent, we don't use all of them. It has many available capabilities, but it's not always up to the infrastructure people to decide what to use for security.
What needs improvement?
I'm happy with the value Red Hat Enterprise Linux delivers, but there's always room to improve.
For how long have I used the solution?
I have been using Red Hat Enterprise Linux for almost twenty years.
What do I think about the stability of the solution?
I've never heard of any issues with Red Hat Enterprise Linux's performance on business-critical workloads. If there is a problem, it's mostly on the application layer, not the operating system.
What do I think about the scalability of the solution?
Red Hat Enterprise Linux has native containerization, so it can scale. It uses open-source technology and has Kubernetes underneath, which gives you the scaling you need. .
How are customer service and support?
I rate Red Hat support seven out of 10.
How would you rate customer service and support?
Neutral
Which solution did I use previously and why did I switch?
We have been a Red Hat customer for over a year, and we are happy with the value it delivers.
What's my experience with pricing, setup cost, and licensing?
I don't know the exact pricing. Red Hat's subscription model is cost-effective because you pay as you go, which is better than paying upfront high license costs.
What other advice do I have?
I rate Red Hat Enterprise Linux eight out of 10. If you plan to implement Red Hat Enterprise Linux, make sure you get a vendor who can deliver and support it correctly.
Which deployment model are you using for this solution?
Enhances productivity with robust community support and seamless integration
What is our primary use case?
We use the solution internally for developing our software, including running databases and banking applications. These are the kinds of services we provide to customers, as well as our own internal software products.
How has it helped my organization?
The solution has helped enormously in terms of development and infrastructure. It enables us to centralize development and improve productivity significantly by providing a stable platform with documentation and best practices for deploying robust solutions.
What is most valuable?
One of the most valuable features is the ease of consumption and the extensive community-driven resources. The documentation is extensive, allowing users to get started without difficulty.
Additionally, the support and stability provided by Red Hat Enterprise Linux contribute significantly to its value.
What needs improvement?
The solution requires a lot of prerequisites and understanding of the Red Hat ecosystem before one can get started. This complexity could be improved.
More comprehensive support for OpenShift integrations and a less customized, Red Hat-specific setup process would be beneficial.
For how long have I used the solution?
We have been using the solution for more than ten years.
What do I think about the stability of the solution?
The solution has been stable. We partner closely with Red Hat, and the operating system has been reliable for a long time.
What do I think about the scalability of the solution?
I am not directly involved with scaling aspects, so I can't provide specific insights on this.
How are customer service and support?
We have been very happy with customer service and support. Red Hat offers prompt support with a good turnaround time, effectively addressing any issues.
How would you rate customer service and support?
Positive
What's my experience with pricing, setup cost, and licensing?
The pricing is competitive. It is not cheap. That said, it provides value considering what it offers.
What other advice do I have?
I would suggest that anyone starting to develop should consider starting with a community-based version, however, for production workloads, it is important to have the support model from Red Hat as it provides stability and quick issue resolution.
Which deployment model are you using for this solution?
Extensible integration enhances open-source projects while addressing hypervisor compatibility
What is our primary use case?
We use the solution primarily for simulation and CAD solutions. It serves as the main use for our operating systems.
How has it helped my organization?
The openness of the operating system makes auditing a lot easier, plus the tools for auditing make that a lot easier to maintain.
Automation makes compliance a lot easier.
The knowledge gained from using the system completely makes troubleshooting easier and increases the knowledge pool in the company.
What is most valuable?
The extendibility of the solution and its openness, along with its integration with all of our other open-source projects, are highly valuable.
We appreciate that it is one of the few enterprise-enabled Linux operating systems we can use.
It is very extensible, which aids as our needs change.
What needs improvement?
We have encountered compatibility issues with certain hypervisors, mainly with Red Hat Enterprise Linux six hosts on the newer versions of FoxMox.
For how long have I used the solution?
I have been using Red Hat Enterprise Linux for over ten years.
What do I think about the stability of the solution?
The solution has performed really well for our business-critical applications and is very stable. I have no issues.
What do I think about the scalability of the solution?
The solution is very extensible, adapting perfectly as our needs change.
How are customer service and support?
Customer support is very helpful and insightful. I would rate it very well, approximately an eight on a scale of one to ten.
How would you rate customer service and support?
Positive
What was our ROI?
The biggest return on investment is the knowledge gained by using the system. The access we have to the operating system increases user involvement and facilitates troubleshooting, thus expanding the company's knowledge pool.
What's my experience with pricing, setup cost, and licensing?
The pricing and licensing are reasonable.
What other advice do I have?
For non-business critical applications, a third-party Linux OS may suffice, however, for something running 24/7, it is advisable to go for stability and enterprise support.
Which deployment model are you using for this solution?
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Enables us to configure a cluster for high availability and protect our data
What is our primary use case?
We use Red Hat Enterprise Linux (RHEL) to run applications and databases related to the European Parliament's business. For example, we use SAP for financial operations. It's not my domain, but I know the leadership plans to implement AI workloads. We translate every document into 27 languages manually, but we plan to use AI and machine language translation.
How has it helped my organization?
Using a Red Hat Enterprise Linux Cluster in the SAP environments gives us high availability and disaster recovery, so our data is safe. I think it's a geo-cluster for the whole SAP environment. Whenever something happens, it almost automatically shifts to the other.
What is most valuable?
The support for OpenShift and CoreOS is valuable, as we frequently use support services and rely heavily on Red Hat support for assistance.
What needs improvement?
When we started using Red Hat Enterprise Linux, it was a struggle to install CoreOS because we were used to using a Satellite server with Red Hat. The people in charge of setting up OpenShift and installing Red Hat Enterprise Linux on the nodes had a hard time. I don't know why, but I think it was because the OpenShift cluster included VMs and bare metal machines.
For how long have I used the solution?
I joined the European Parliament in 2012, and we have been using Red Hat Enterprise Linux for 12 years.
What do I think about the stability of the solution?
We do not have any issues with its performance. The system functions well.
What do I think about the scalability of the solution?
Scaling the operating system is transparent. We work with VMware, so whenever there is a need for more RAM and memory, the process is seamless to the customer.
How are customer service and support?
I rate Red Hat support eight out of 10. Customer service and support are excellent. Support is available depending on the priority and the support package. I am happy with the service. However, navigating through documentation can be challenging.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
We started with Mini Solaris and gradually migrated to Red Hat Enterprise Linux.
How was the initial setup?
Initially, setting up OpenShift and the installation was somewhat complicated, especially when dealing with bare metal machines.
What was our ROI?
As a nonprofit business, we do not focus on return on investment in monetary terms. However, a big community makes it easy to gather opinions and help from outside sources, which is a return on investment.
Which other solutions did I evaluate?
We compared Red Hat Enterprise Linux and SUSE. While SUSE is generally the preferred Linux distro for SAP, we chose Red Hat Enterprise Linux because we had more in-house knowledge of the platform and better support.
What other advice do I have?
I rate Red Hat Enterprise Linux eight out of 10. I used to be an AIX system admin, and I still prefer that operating system. I would recommend considering Red Hat's benefits, such as support. I used to work in IBM support, and Red Hat has a significant advantage in this realm. Also, many corporations merge firms and combine workforces, and RHEL can adapt to these changes.
Which deployment model are you using for this solution?
Has a centralized development with a secure, standardized environment
What is our primary use case?
We run IT and telco workloads and applications on Red Hat Enterprise Linux (RHEL).
How has it helped my organization?
Red Hat Enterprise Linux helped us centralize development. We use a complete ecosystem of Red Hat for end-to-end development, deployment, and operations.
Centralizing development is achieved as we have clearly defined platforms to host applications, like OpenShift.
Additionally, the ACS on top of containers scans to ensure they are compliant, reducing vulnerabilities within our software.
What is most valuable?
Red Hat Enterprise Linux provides a standardized environment with Kubernetes and good support behind it. The end-to-end delivery for developing, testing, and deploying containers in the same ecosystem is a very valuable feature.
The built-in security features are fine, we don't receive complaints about them.
What needs improvement?
One area for improvement is dealing with specifics developed by Red Hat Enterprise Linux that are now end of life. We have to remediate these changes, which is a disadvantage.
Additionally, better comparisons between different stack providers in pricing and functionalities could help, especially since public clouds often appear less expensive during planning but are more costly in practice.
For how long have I used the solution?
I have used Red Hat Enterprise Linux personally since joining my company ten years ago. Within the company, it has been used for more than 20 years.
What do I think about the stability of the solution?
Red Hat Enterprise Linux performs quite well for business-critical applications. Although we have some outages, it's not unusual, and I cannot blame RHEL entirely for it.
What do I think about the scalability of the solution?
Scaling Red Hat Enterprise Linux OS is smooth and without complaints. We are planning to widen its use by moving from OpenStack to bare metal according to Red Hat's roadmap.
How are customer service and support?
The customer service rating varies at around an eight or nine out of ten.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
They conducted tests with Ubuntu. That said, it was less expensive and not as stable or developed as Red Hat Enterprise Linux.
What was our ROI?
There is a return on investment since we can host our applications on top of Red Hat Enterprise Linux.
What's my experience with pricing, setup cost, and licensing?
Red Hat Enterprise Linux is quite expensive, yet the technical support, available roadmaps, and services justify the cost. We receive value for the price we pay, including technical support, which enables business continuity and compliance.
Which other solutions did I evaluate?
We evaluated Ubuntu, but it was less stable.
What other advice do I have?
I would advise trying it out to see for yourself. Red Hat provides great technical support. That said, the pricing may need careful evaluation, especially when comparing with public cloud offerings.
I would rate Red Hat Enterprise Linux a nine out of ten.
Which deployment model are you using for this solution?
Seamlessly manages all aspects of versioning and security, eliminating the need for intervention
What is our primary use case?
Our containerized workloads utilize Docker and Kubernetes and run on Red Hat Enterprise Linux to support Final Shell operations.
How has it helped my organization?
Red Hat Enterprise Linux helps to partially centralize our development.
The primary advantage of using Red Hat Enterprise Linux for containerized workloads is the robust support it offers in case of any issues.
Red Hat Enterprise Linux has worked well for our business critical applications.
The built-in security features are great.
One of the most significant advantages is having Red Hat behind us. If we encounter problems, we can always call them for assistance, so we are not alone with our problems.
Red Hat Enterprise Linux helps reduce our TCO.
What is most valuable?
The support from Red Hat is valuable. Having Red Hat behind us provides reassurance, and they deny unauthorized applications the ability to perform actions they shouldn't.
What needs improvement?
Red Hat Enterprise Linux's SELinux can be challenging to manage and troubleshoot, often causing frustration. While we've resolved these issues, improvements to SELinux would be greatly appreciated. Though not yet explored, Red Hat Insights could potentially aid in resolving broader Linux problems.
For how long have I used the solution?
I have been using the Red Hat Enterprise Linux for about ten years.
What do I think about the stability of the solution?
We have yet to encounter problems related to Red Hat.
What do I think about the scalability of the solution?
We install a new server if needed, and it works seamlessly.
How are customer service and support?
Red Hat provides proactive support, including monthly check-ins and arranging calls to address any issues that may arise.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
We do not have any other realistic options besides Red Hat.
How was the initial setup?
What was our ROI?
The greatest return on investment lies in the platform's user-friendliness. Red Hat seamlessly manages all aspects of versioning and security, eliminating the need for my intervention.
What other advice do I have?
I would rate Red Hat Enterprise Linux nine out of ten.
If your budget allows, I recommend testing Red Hat Enterprise Linux. It's quite easy to install, with Red Hat providing a comprehensive setup that eliminates configuration concerns.