Created attachment 1649351 [details] no result for {__name__="cluster_installer"} in Prometheus UI if the expression is too long
Created attachment 1649365 [details] no result for {__name__="cluster_installer"} in Prometheus API if the expression is too long
Created attachment 1662601 [details] all metrics results with the long expression
Created attachment 1662602 [details] metrics which have results but can not be found with the long expression
Tested with 4.4.0-0.nightly-2020-02-19-173908, there are results for the metrics listed in the doc
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:0581