Towards resource-efficient reactive and proactive auto-scaling for microservice architectures

Hussain Ahmad, Christoph Treude, Markus Wagner, Claudia Szabo

Abstract: Highlights•Hierarchical architecture based horizontal pod auto-scaler.•Reactive and proactive resource-efficient auto-scaling policies.•Reactive auto-scaler outperforms Kubernetes baseline auto-scaler.•Proactive auto-scaler outperforms both reactive and Kubernetes auto-scalers.•Reduction in resource overutilization, underprovisioning, and overprovisioning.