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CKA study material · question 110 of 1000

How does helm upgrade treat a chart whose templates are largely unchanged?

  1. It skips the upgrade entirely
  2. It deletes and recreates the release
  3. It reapplies every resource in the chart
  4. It updates only what has changed since the previous release
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Answer: D. It updates only what has changed since the previous release

Helm tries the least invasive upgrade, updating only what differs from the last release.

Source: Using Helm | Helm (Helm) — 'helm upgrade' and 'helm rollback'

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