How to Diagnose Latency Using p50, p90, and p99

What happened
Learn what p50, p90, and p99 latency actually mean, how they differ from averages, and how percentile gaps reveal production problems.
Summary assembled by rule from the sources below

Learn what p50, p90, and p99 latency actually mean, how they differ from averages, and how percentile gaps reveal production problems.
Summary assembled by rule from the sources below