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Kubernetes in the wild report 2023

Dynatrace

Java, Go, and Node.js In comparison, on-premises clusters have more and larger nodes: on average, 9 nodes with 32 to 64 GB of memory. Java, Go, and Node.js Java Virtual Machine (JVM)-based languages are predominant. Java Virtual Machine (JVM)-based languages are predominant. Kubernetes moved to the cloud in 2022.

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Hierarchical Navigation and Faceted Search on Top of Oracle Coherence

Highly Scalable

Some time ago I participated in design of a backend for one large online retailer company. The system is implemented in Java. In particular, we built this system on top of Oracle Coherence and designed our own data structures and indexes. Structural data are completely reloaded from the RDBMS every night.

Ecommerce 100