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One Line of Code Froze My Entire FastAPI Server

A debugging war-story about async def, a blocking call, and the event-loop trap that makes a fast framework crawl. One Call. Total Freeze. The alert came in at…

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A debugging war-story about async def, a blocking call, and the event-loop trap that makes a fast framework crawl. One Call. Total Freeze. The alert came in at the worst possible time, the way they always do. Our FastAPI service (the one we'd migrated to specifically because it was supposed to be fast and async and handle tons of concurrent... Weiterlesen: One Line of Code Froze My Entire FastAPI Server

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