Most of your rows are read rarely and cost the same as the ones read constantly. Tiering pays for itself only when access patterns are honest, which is why the audit comes before the architecture.
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Your Postgres bill tripled because three years of data live on one hot volume. How do you tier storage without breaking queries?
Most of your rows are read rarely and cost the same as the ones read constantly. Tiering pays for itself only when access patterns are honest, which is why the audit comes before the architecture.
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.
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