NodeSimulator

README

NodeSimulator

NodeSimulator is a simulator, which can simulate the node resources and state in kubernetes and simulate the state of pod.

Preparations

• kubernetes v1.18+

Deploy NodeSimulator

kubectl apply -f https://raw.githubusercontent.com/NJUPT-ISL/NodeSimulator/master/deploy/deploy.yaml

Simulate Node

• Create 2 Nodes with 1 core, 4G memory & 2 GPUs in Cluster.

apiVersion: sim.k8s.io/v1
kind: NodeSimulator
metadata:
  name: fake-node
spec:
  number: 2
  capacity:
    cpu: "1"
    ephemeral-storage: 51539404Ki
    memory: 4Gi
    pods: "61"
    gpu:  "2"
  podCIDRs:
    - 172.16.0.64/26
  addresses:
    - address: 172.17.0.5
      type: InternalIP

• Create a fake pod managed by nodesimulator

apiVersion: v1
kind: Pod
metadata:
  name: test-1
  labels:
    sim.k8s.io/managed: "true"
spec:
  containers:
    - image: nginx
      name: nginx

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