Config - Node Selectors

Question 1

What do NodeSelectors do?

Answer 1

• specify the kind of node a pod should run on

Question 2

How do we create NodeSelectors?

Answer 2

pod-yaml:

spec:
 containers:
   - name:
    image:
 nodeSelector:
  size: Large

size: large -> are lables assigned to the nodes to match and identify the right node

Question 3

How do we label nodes?

Answer 3

‘kubectl label nodes < node-name> < label-key>=< label-value> ‘

kubectl label nodes node01 size=Large

Question 4

What is the problem with NodeSelectors?

Answer 4

• more complex requirements cannot be implemented
• Large OR Medium
• NOT Small