CIS Hardened Image Level 2 on Amazon Linux 2023

My main use case for Amazon Linux  is to host and manage applications in AWS  environments. I primarily use it for deploying web servers like NGINX  and Apache, running application workloads, and integrating security layers such as WAF . I also use it for configuring back-end services that are protected behind platforms like Cloudflare . In addition, I use Amazon Linux  for system tasks such as patch management, log analysis, performance tuning, and ensuring secure configurations align with enterprise standards.

In one of my recent projects, I used Amazon Linux on an EC2  instance to host a web application that was protected by Cloudflare . I was responsible for configuring the server by setting up NGINX , managing SSL/TLS certificates, and ensuring secure communication between Cloudflare and the application. I also work on optimizing the server performance and monitoring the logs to identify and troubleshoot issues. During one incident, we observed high traffic causing performance degradation, so I analyzed system and application logs on the Amazon Linux instance. We tuned the configurations and implemented rate-limiting security controls, which helped stabilize the application.

Some of the best features of Amazon Linux are strong integration with AWS , high performance, and built-in security. It is especially optimized for AWS environments, which ensures better performance and stability in EC2  instances. It also integrates seamlessly with services like CloudWatch and Systems Manager, making monitoring and automation much easier. Another key feature is security. Amazon Linux provides regular updates, supports SELinux, and allows easy patch management, which is very important for enterprise environments. Overall, it offers a reliable, secure, and efficient platform for running production workloads in the cloud.

Amazon Linux has positively impacted our organization by improving performance, security, and operational efficiency in our AWS environments. Since it is optimized, we have seen better stability and performance for our application workloads running on EC2 instances. It also simplifies integration with AWS services like CloudWatch, which helps us with monitoring, automation, and patch management. From a security perspective, regular updates and built-in features like SELinux have helped us maintain a strong security posture, especially for enterprise and banking clients. Overall, it has reduced operational overhead, improved system reliability, and enabled us to manage our infrastructure more efficiently at scale.

We have seen several positive outcomes after using Amazon Linux in our environment. From a performance perspective, we observe improved system stability and uptime with fewer incidents related to OS-level issues. This helps us maintain high availability for our applications. In terms of operational efficiency, the integration with AWS services like Systems Manager has reduced manual effort in patching and maintenance, saving a significant amount of time for our team. Additionally, since Amazon Linux optimized for AWS comes at no additional licensing cost, it has helped us reduce the overall infrastructure cost compared to other operating systems. We also reduced the manual effort for patching and maintenance by around 35 to 45 percent using AWS Systems Manager  automation.

Amazon Linux is a strong platform, but there are a few areas where it can be improved. One key improvement would be expanding the package repository. Compared to other distributions like Ubuntu , sometimes fewer packages are readily available, which can require manual installation. Another area is documentation and community support, which could be enhanced to make troubleshooting and learning easier, especially for new users. Additionally, improving flexibility for non-AWS environments would make it more versatile for hybrid or multi-cloud use cases.

Improving the package availability and expanding the repository would make Amazon Linux more flexible for different use cases. Enhancing the documentation and community support would help users troubleshoot issues more efficiently, especially for new adopters. Overall, these improvements can make Amazon Linux even more user-friendly and adaptable while maintaining its strong performance and security.

I have been using Amazon Linux for around two to three years as part of my work with AWS-based environments.

Amazon Linux scales very well, especially within AWS environments. Since it is tightly integrated with AWS services, I can easily scale instances up or down based on demand using EC2 auto-scaling and load balancing. In our experience, it handles increasing traffic efficiently without performance degradation, making it suitable for production and high-traffic applications. Overall, it provides a reliable and seamless scaling experience as part of the AWS ecosystem.

I have interacted with the AWS support team for issues related to Amazon Linux, and the experience has been generally positive. The support team is knowledgeable and responsive, especially for critical issues. They provide detailed guidance and help in troubleshooting complex problems efficiently. In most of our cases, we are able to resolve issues quickly with their assistance. The documentation they share is also very helpful. Overall, the support experience has been reliable and professional.

Compared to other Linux distributions like Ubuntu  or CentOS , Amazon Linux is more optimized for AWS environments, which gives better performance and seamless integration with AWS services. For example, it works very well with services like Systems Manager, making monitoring, automation, and patching much easier compared to other distributions. However, distributions like Ubuntu have a larger package repository and stronger community support, which makes them more flexible for general-purpose or non-cloud environments. Overall, I would say Amazon Linux is the best for AWS-native workloads, while Ubuntu or CentOS  may be better for broader or multi-cloud use cases.

Overall, Amazon Linux has been a reliable and efficient operating system for our cloud environments. Its tight integration with AWS services, strong security posture, and consistent performance make it a solid choice for enterprise workloads. With some improvements in the depth of documentation and package flexibility, it can become even better.

Maintaining and updating Amazon Linux is relatively easy in our environment, mainly due to the integration with AWS services. We use tools like AWS Systems Manager  to automate the patch management and updates across multiple instances, which significantly reduces the manual effort. Additionally, the package management using YUM or DNF is straightforward and efficient. Overall, the combination of automation and simple package management makes it easy to maintain and secure an up-to-date environment.

Amazon Linux provides strong security and compliance support, which makes it suitable for regulated environments. It offers regular security updates and integrates well with AWS security services like IAM  and CloudWatch. This helps with monitoring, access control, and patch management. Additionally, features like SELinux and secure default configurations help strengthen the overall security posture. In our experience, this has helped us align with enterprise security standards and compliance requirements, especially when working with banking and financial sector clients.

The documentation and learning resources for Amazon Linux are generally good, especially when combined with AWS documentation. There are detailed guides for installation, configuration, and integration with AWS services, which make it easier for new team members to get started. However, compared to distributions like Ubuntu, the community support sometimes requires additional effort during troubleshooting. Overall, the documentation is helpful for onboarding, particularly for teams already familiar with AWS environments.

Amazon Linux provides very good performance and efficient resource usage, especially in an AWS environment. It is lightweight and optimized for EC2 instances, consuming fewer system resources compared to some other operating systems, which helps in improving performance. In our experience, applications run more efficiently, ensuring better stability and lower overhead, particularly for production workloads. Compared to others, the difference may not always be significant, but Amazon Linux performs better when tightly integrated with AWS services.

My advice would be to choose Amazon Linux if you are primarily working in AWS environments, as it is highly optimized for performance, security, and seamless integration with AWS services. I would also recommend leveraging AWS tools like Systems Manager for automation and patching and CloudWatch for monitoring to get the full benefit of the platform. At the same time, it is important to evaluate your use case. If you need a broader package ecosystem or multi-cloud capabilities, you may want to compare it with other distributions like Ubuntu. Overall, for AWS-native workloads, Amazon Linux is a very reliable and efficient choice.

The reason I would not give a full ten out of ten is mainly due to areas like package availability and community support, which can still be improved. I gave this review a rating of eight because overall, it is a very solid and dependable platform.