I have a prometheus endpoint that is exposing some metrics with TYPE untyped, I need to scrape those as type GAUGE.

To check if a systemd service is up and running, I am using below expression in prometheus console/UI:

Restarting the client reporting data to Prometheus causes metrics to reset to 0, but why do some metrics suddenly increase without reporting data?

I have few spring boot applications running, Say:

How to generate custom INFO metrics with recording rules?

The following is a sanitized version of the job configuration for scraping the endpoint of a Sybase monitoring instance.

I have pack of stats which I’m receiving over module that exports VPP stats to Prometheus – this is a vector in prometheus terms and measured in nanosecs (I think) that was spend on some operation.

is it possible prometheus to get received/sent http total?

I’ve started Prometheus with
--storage.tsdb.retention.time=30d and --storeage.tsdb.retention.size=200GB. If I check the status page, I see

Let us suppose we have recording rule with the expr exposing labels from a,b,c,….z.
Is it recommended to create the recording rule with name a_b_c_..............._z:istio_requests:rate5m? Is there a guideline arround the number of labels to be placed in level section of the rule name. (prometheus docs recommended format level:metric:operations)