Sometimes there are PrometheusRuleFailures alerts due to failed to evaluating rule "cluster:capacity_cpu_sockets_hyperthread_enabled:sum" and "node_role_os_version_machine:cpu_capacity_sockets:sum"
(In reply to Paul Gier from comment #1)
> What are the number and types of nodes you have in the cluster when seeing
> the failures?
3 masters/3 RHEL 7.7 workers
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-2020:0062