Bug 2021766

Summary: Observability - There's no data in cpu usage panel on Grafana Resource Optimization dashboard from OCP 4.9 cluster
Product: Red Hat Advanced Cluster Management for Kubernetes Reporter: cqu
Component: Core Services / ObservabilityAssignee: Chunlin Yang <chuyang>
Status: CLOSED CURRENTRELEASE QA Contact:
Severity: high Docs Contact:
Priority: unspecified    
Version: rhacm-2.3CC: cqu, juhsu
Target Milestone: ---Flags: bot-tracker-sync: rhacm-2.4.z+
Target Release: rhacm-2.3.4   
Hardware: Unspecified   
OS: Unspecified   
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Clone Of: Environment:
Last Closed: 2021-11-23 15:48:37 UTC Type: Bug
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description cqu 2021-11-10 06:53:00 UTC
Description of the problem:
I found this issue on two env, OCP 4.9 cpu usage would not be displayed on the Grafana UI

Release version:

Operator snapshot version: 
2.3.4 RC1

OCP version:
OCP 4.9

Browser Info:

Steps to reproduce:
1. Deploy MCO CR
2. ObservabilityAddon are created and metrics data are displayed on the Grafana UI
3. Navigate to the ACM - Resource Optimization dashboard
4. There's no data in CPU usage panel
5. This issue only on OCP 4.9(local-cluster or managed cluster), but other OCP versions seem working as expected.
6. I tried to run quey on local-cluster which is ocp 4.9, there's no result search back
sum(node_namespace_pod_container:container_cpu_usage_seconds_total:sum_rate{cluster="local-cluster"}) by (namespace)

Comment 2 cqu 2021-11-10 07:14:32 UTC
DB Size panel in Kubernetes/etcd Cluster has a similar issue.

Comment 3 cqu 2021-11-17 03:43:49 UTC
This issue is fixed by 2.3.4 RC2, close it.