Introduction to Scheduling Layer Elastic Components

Component Name

Component Introduction

Application Scenario

Limitations

HPA

Kubernetes built-in component, primarily   designed for online businesses.

Online   Business

It is applicable to objects that have   implemented the scale interface, such as Deployment and StatefulSet.

VPA (alpha)

Open-source community component, primarily designed for   large monolithic applications.

Large Monolithic Application

It is applicable for applications that cannot be   horizontally scaled, typically effective when a Pod is recovering from an   anomaly.

Cubescaler

CCSE self-developed plug-in, primarily   designed for scenarios where application resource usage has periodic changes.

Periodic Load   Business

It is applicable to objects that have   implemented the scale interface, such as Deployment and StatefulSet.