Public source validation / validate (push) Failing after 3m8s
19 lines
519 B
Markdown
19 lines
519 B
Markdown
# ADR 0008 — Stale or missing required telemetry is Unknown
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**Status:** Accepted baseline
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## Decision
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When required telemetry is unavailable beyond its freshness policy, Pulse reports Unknown rather than retaining or inferring Healthy.
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## Rationale
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False green status is more dangerous than explicit uncertainty.
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## Consequences
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- Responses carry freshness metadata.
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- Alert rules define unknown behavior.
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- UI shows last known value only with age.
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- Tests inject stale/missing sources throughout the product.
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