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2026-06-19 00:09
Quill vs spdlog: Which C++ Logger Is Better for Low-Latency Applications?
Logging has a habit of ending up in the places you care about most.
It starts as a few lines for visibility. Then those lines appear in request handling, market-data processing, matching loops, telemetry pipelines, and other code where predictable latency matters.
At that point, a log statement is no longer just observability. It is work running on the same thread you are trying to keep fast.
A...
