Follow-up · depth 3
What are common failure modes of Artifact Promotion (Build Once)?
What are common failure modes of Artifact Promotion (Build Once)?
Answers use simple, clear English.
Quick interview answer
Common failures around Artifact Promotion (Build Once): blocking the hot path, ignoring backpressure, and weak timeout/retry design. latest tag in prod; rebuilding on deploy job.
Detailed answer
Failure modes for Artifact Promotion (Build Once): Known pitfalls: latest tag in prod; rebuilding on deploy job. • Missing timeouts / unbounded retries • No backpressure when downstream slows • Assuming ordering/guarantees the runtime does not provide How seniors prevent them: Pin by digest; SBOM; sign images (cosign). Parent context: At Mid-level depth: start with the problem, then mechanism, then a short example. Build a versioned image/package once in CI; promote the same digest through staging→prod.
Full explanation
Name concrete failure modes and the mitigation for each — that scores higher than a vague “it can fail.” Build a versioned image/package once in CI; promote the same digest through staging→prod. Never rebuild for prod with different flags.
Follow-up questions
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Parent context — Artifact Promotion (Build Once)
At Mid-level depth: start with the problem, then mechanism, then a short example. Build a versioned image/package once in CI; promote the same digest through staging→prod.
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