Whats The Best Way To Get Prometheus Data

In Telegraf 1.13, I added a new output format for the prometheus input which addresses some of these issues. Check the plugin documentation for some example output and set metric_version = 2 to enable the new format. I hope this format will work better for you, let me know how it goes.

[[inputs.prometheus]]
  metric_version = 2
  ## ... other options ...