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CKA study material · question 130 of 1000

An administrator sets both maxUnavailable and maxSurge to 0. What happens?

  1. The rollout pauses until one value is raised
  2. The Deployment switches to the Recreate strategy
  3. The rollout proceeds one Pod at a time
  4. The values are rejected; they cannot both be zero
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Answer: D. The values are rejected; they cannot both be zero

One of maxUnavailable and maxSurge must be non-zero, or the rollout has no room to move.

Source: Deployments (Kubernetes) — Max Unavailable

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