dash-prometheus

Producing Prometheus stats fro DASH (plotly) apps.

Installation

pip install git+https://github.com/gitHBDX/dash-prometheus.git

then in your DASH app

#  dash_prometheus has to be imported before dash
import dash_prometheus

...

app = dash.Dash(...)
dash_prometheus.add_middleware(app)

The Prometheus endpoint is exposed on the same host/port on /metrics but can be configured when adding the middleware.

Metrics

Currently produces the following metrics:

Type	Name	Description	Labels
Counter	dash_callback_calls	Number of calls to a Dash callback	module, callback
Histogram	dash_callback_duration	Duration of Dash callback	module, callback

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Developed @