kubernetes namespace resources quota and limit

cpu limits:

apiVersion: v1
kind: LimitRange
metadata:
  name: cpu-limit-range
  namespace: sre
spec:
  limits:
  - default:
      cpu: 1000m
    defaultRequest:
      cpu: 1000m
    min:
      cpu: 500m
    max:
      cpu: 2000m
    maxLimitRequestRatio:
      cpu: 4
    type: Container

quota:

apiVersion: v1
kind: ResourceQuota
metadata:
  name: quota
  namespace: sre
spec:
  hard:                       #  硬限制
    pods: "1"               #  限制此namespace里就不能超过1个pod

describe resource quota limit:

kubectl describe ns sre