Home » Can You Run a MariaDB Cluster on a $150 Kubernetes Lab? I Gave It a Shot

Can You Run a MariaDB Cluster on a $150 Kubernetes Lab? I Gave It a Shot

by David Chen
2 minutes read

Running a MariaDB cluster on a $150 Kubernetes lab may seem like a daunting task, but it’s a challenge worth taking on. As IT and development professionals, we thrive on hands-on experimentation and pushing the boundaries of what’s possible. Recently, I decided to tackle this exact scenario using a unique setup.

Instead of opting for traditional cloud VMs or running Kubernetes clusters on my laptop using Kind or minikube, I took a different approach. I chose to work with four Orange Pi 3 LTS boards, which are a cost-effective alternative to the popular Raspberry Pi. Each board had a modest 2GB of RAM, emphasizing the idea of working with limited resources.

My objective was clear: to set up MariaDB on Kubernetes and eventually implement Galera replication using the official MariaDB Kubernetes Operator. This presented a real-world challenge that required creativity, problem-solving skills, and a willingness to learn through practical experience.

By embarking on this project, I aimed to demonstrate that running a MariaDB cluster on a budget-friendly Kubernetes lab is not only feasible but also a valuable learning opportunity. It’s essential for professionals in the IT and development fields to continuously expand their knowledge and explore new technologies, even if it means starting small with limited resources.

The decision to use Orange Pi boards instead of more conventional hardware added an extra layer of complexity to the project. It forced me to optimize resources, fine-tune configurations, and truly understand the inner workings of both MariaDB and Kubernetes. This hands-on approach provided insights that transcended theoretical knowledge, offering a deeper understanding of how these technologies interact in a real-world environment.

As I delved into the process of setting up the MariaDB cluster on Kubernetes, I encountered challenges that tested my problem-solving abilities. From configuring networking and storage to ensuring high availability and data consistency, each step required careful planning and execution. However, overcoming these obstacles was immensely rewarding and provided invaluable experience that textbooks and tutorials simply cannot replicate.

Through perseverance and a willingness to experiment, I successfully established a functional MariaDB cluster on my $150 Kubernetes lab. This achievement not only validated the feasibility of the project but also highlighted the importance of hands-on learning in the ever-evolving landscape of IT and software development.

In conclusion, running a MariaDB cluster on a budget Kubernetes lab is not just a technical exercise; it’s a testament to the creativity and determination of professionals in the field. By embracing challenges, exploring unconventional solutions, and pushing the boundaries of what’s possible, we continue to grow and evolve in our understanding of technology. So, if you’re considering a similar endeavor, don’t hesitate to take the leap. The insights gained from such experiences are truly invaluable in our industry.

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