cowboy_telemetry
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beam-telemetry
Telemetry instrumentation for Cowboy
I'm not totally sure whether this is a bug in cowboy_telemetry or in the way the telemetry events are use by opentelemetry_cowboy. `telemetry:execute` seems to have the assumption the all...
Setting up the cowboy stream handler like this: ```Erlang #{metrics_callback => fun prometheus_cowboy2_instrumenter:observe/1, stream_handlers => [cowboy_telemetry_h, cowboy_metrics_h, cowboy_stream_h] ``` leads to a crash: ```Erlang 2024-03-25T12:25:21.637585+01:00 telemetry:execute/3 : error: Handler opentelemetry_cowboy_handlers...