By Alexander Schwartz (ahus1)<a href="#cite_note-1">[1]</a><a href="#cite_note-2">[2]</a> – <a rel="nofollow" class="external free" href="https://github.com/prometheus/docs/raw/ca2961b495c3e2a1e4586899c26de692fa5a28e7/static/prometheus_logo_orange_circle.svg">https://github.com/prometheus/docs/raw/ca2961b495c3e2a1e4586899c26de692fa5a28e7/static/prometheus_logo_orange_circle.svg</a>, Apache License 2.0, Link