Support says the assistant is citing a policy that changed last month. The index was rebuilt. Debug it.

A rebuilt index and a wrong answer means the staleness is somewhere else: a cache, a routing pointer, a chunk that survived deletion, or a document that never reached the pipeline at all.

Updated Sep 2026 · Grounded in researched DevOps, SRE and platform engineering interview loops, written to a senior-engineer editorial bar, and never padded to hit a word count.

A rebuilt index and a wrong answer means the staleness is somewhere else: a cache, a routing pointer, a chunk that survived deletion, or a document that never reached the pipeline at all.

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Next in this trackA progressive rollout has been paused at 50 percent for two hours and nobody knows whether to promote or abort.Next in this trackHalf your inference fleet went unschedulable overnight and nobody deployed anything. Start.Next in this trackAn internal agent ran overnight and spent four months of the team's model budget. Contain it and explain it.

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