[Kubernetes]PV

The first article: [Kubernetes] Detailed Explanation of the Relationship Between PV, PVC, and StorageClass—-|_Rise of Code Farmers-Programmer Homestead The third article: [Kubernetes]PV,PVC,StorageClass Actual Combat—-|||_Rise of Code Farmers-Programmer Homestead Official website Storage Classes | Kubernetes 1. Know PV/PVC/StorageClass 1.1 Introduction Purpose: In order to shield the details of the underlying storage implementation, making it easy for users to use and easy for administrators to manage, two resource objects, pv and pvc, are introduced to implement the storage management subsystem pv: An abstraction of the underlying network shared storage, defining shared storage as a resource pvc: A magic for users to store resources, just like pod consumes node’s cpu, memory and other resources, pvc can consume pv resources, pvc can apply for specific storage space and access mode StorageClass: Mark the characteristics and performance of storage resources. In version 1.6, the mechanism of StorageClass and dynamic resource supply has been improved, and the on-demand creation of storage volumes has been realized Managing storage is an obvious problem with managing computing. The PersistentVolume subsystem provides users and administrators with an API that abstracts the details of how storage is made available based on how it is consumed. To this end, we introduced two…