Cold Start or Crash? A Two-Request Probe for a Sleeping Free Server
Most "down" alerts on a free-tier deployment are not bugs. They are a sleeping process, and a single probe cannot tell the difference. One request to a cold instance and one request to a broken instance look identical from the outside: same timeout, same 502 from the platform edge, same silence. Th…
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- 2026-11-06 17:25 · DEV Community — AI
Cold Start or Crash? A Two-Request Probe for a Sleeping Free Server