Category: Scalable Systems
How internet giants deliver their data to the world
In the course of attending the lecture “Ultra Large Scale Systems” I was intrigued by the subject of traffic load balancing in ultra-large-scale systems. Out of this large topic I decided to look at traffic distribution at the frontend in detail and held a presentation about it as part of this lecture. As this subject…
Kubernetes (K8S) everywhere, but how?
In the last months, nearly everybody has been talking about Kubernetes. It’s incredible! This semester the Stuttgart Media University even held a training course on this topic. For DevOps or “cloud-computing specialist” mastering Kubernetes and the concepts around it is becoming more and more important.
Large Scale Deployment for Deep Learning Models with TensorFlow Serving
Introduction “How do you turn a trained model into a product, that will bring value to your enterprise?” In recent years, serving has become a hot topic in machine learning. With the ongoing success of deep neural networks, there is a growing demand for solutions that address the increasing complexity of inference at scale. This…
The Renaissance of column stores
While attending the lecture ‘Ultra Large Scale Systems’ I got introduced into the quite intriguing topic of high-performance data storage systems. One subject which caught my special attention were column-oriented database management systems (column stores) about which I decided to give a presentation. Being quite lengthy and intricate, I realized that the presentation left my…
Queueing Theory and Practice – OR: Crash Course in Queueing
What this blog entry is about The entry bases on the paper “The Essential Guide to Queueing Theory” written by Baron Schwartz at the company VividCortex which develops database monitoring tools.The paper provides a somewhat opinion-oriented overview on Queueing Theory in a relatively well understandable design. It tries to make many relations to every day…
A Dive into Serverless on the Basis of AWS Lambda
Hypes help to overlook the fact that tech is often reinventing the wheel, forcing developers to update applications and architecture accordingly in painful migrations. Besides Kubernetes one of those current hypes is Serverless computing. While everyone agrees that Serverless offers some advantages it also introduces many problems. The current trend also shows certain parallels to…
End-to-end Monitoring of Modern Cloud Applications
During the last semester and as part of my Master’s thesis, I worked at an automotive company on the development of a vehicle connectivity platform. Within my team I was assigned the task of monitoring, which turned out to be a lot more interesting but at the same time way more complex than I expected.…
Radcup Part 3 – Automation with Gitlab CI/CD
Written by: Immanuel Haag, Christian Müller, Marc Rüttler The goal of this blog entry is to automate the previously performed steps. At the end all manual steps should be automated when new code changes are added to the repository. The new version of the backend will be made available in the cloud at the end.
Yet another Connected Vehicle Cloud Platform
Getting Ideas… write a User Story When I thought about an idea for a project, part of the lecture “Software Development for Cloud Computing”, I had two related use-cases in mind. So I wrote down those high-level user-stories: As a user who owns a non-connected car, I want to access some information about my car on…
Building a Document Translator for a Multi-Language Blog
Motivation The idea for this project occurred to me while I was listening to my sister share her vision for her recently started blog: To create a platform where writers of different ethnicity can publish texts in their native languages and exchange their stories with people from all over the world. Conquering the language barrier…