Differences between value of Allocatable and Capacity in Node Status

Solution Unverified - Updated -

Issue

  • Why the Allocatable pod number and Capacity pod number are equal ?
# oc describe node
...
Capacity:
 cpu:     4
 memory:  4045508Ki
 pods:    40
Allocatable:
 cpu:     4
 memory:  3943108Ki
 pods:    40
...
  • What does each value in the Node Status mean?

Environment

  • OpenShift Container Platform
    • 3.x

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