Just install opentelemetry libs. I found this example with a quick search: https://dev.to/grunet/leveraging-opentelemetry-in-deno-45bj https://dev.to/grunet/lev

Just install opentelemetry libs. I found this example with a quick search: https://dev.to/grunet/leveraging-opentelemetry-in-deno-45bj https://dev.to/grunet/leveraging-opentelemetry-in-deno-45bj opentelemetry has a service you can run that will collect the telemetry data and you can export it to something like prometheus which can store it and let you query it. Example here https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/examples/demo https://github.com/open-telemetry/opentelemetry-collector-co... Typically in dev environments trace spans are just emitted to stdout just like logs. I sometimes turn that off too though because it gets noisy.