k8s volumns&pv&pvc详解

k8s 存储

存储独立于pod,不论pod状态，数据一直都在。对于有状态的程序，这个特性非常重要

pv

pv就是对存储资源的抽象

直接挂在主机磁盘上

apiVersion: v1
kind: PersistentVolume
metadata:
  name: task-pv-volume
  labels:
    type: local
spec:
  storageClassName: manual
  capacity:
    storage: 1Gi
  accessModes:
    - ReadWriteOnce
  hostPath:
    path: "/mnt/data"
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挂在阿里云NAS上

apiVersion: v1
kind: PersistentVolume
metadata:
  name: pv-nas
  labels:
    alicl
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