This image was created with blender for the Weekly CG Challenge. I participated for the very first time. Colors ar sculpted.
Why does a reliable system suddenly fail to perform? Discover how a series of overlooked details caused a performance crisis and what steps solved it. A Reliable Software, a Growing Problem Our software has proven itself over the years. Customers trusted it for...
Solving Java Out of Memory Issues in Kafka-Powered Microservices What happens when a Kafka-driven Java microservice crashes repeatedly after hours of operation, failing to complete its tasks? In our project, we faced exactly this scenario: recurring Out of...
Overprovisioned host systems in virtualized environments often cause performance issues. Steal Time is a reliable indicator for identifying such bottlenecks. This article explains how to monitor Steal Time using top, the impact of high values, and how monitoring tools...
Have you ever set up a virtual machine (VM) and noticed it slowing down unexpectedly? I've been there. I set up a VM for basic tasks; initially, everything worked perfectly. Then, performance dropped without warning. Was it my application or something deeper in the...
Heard about Architecture Decision Records? Anyone who moves to a new team quickly faces familiar questions. Why did colleagues solve the problem in this way? Did they not see the consequences? The other approach would have offered many advantages. Or did they see...
What is event-driven architecture? What are the advantages of event-driven architecture, and when should I use it? What advantages does it offer, and what price do I pay? In the following, we will look at what constitutes an event-driven architecture and how it...
What does it mean to run an application in the cloud? What types of clouds are there, and what responsibilities can they take away from me? Or conversely, what does it mean not to go to the cloud? To clarify these questions, we first need to identify the...
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