Bug 2313298

Summary: Grafana on Ceph Dashboard fn multi-site doesn't show ceph_data_sync_from_{{zone}}_* metrics
Product: [Red Hat Storage] Red Hat Ceph Storage Reporter: Rodrigo Capa <rocapa>
Component: Ceph-DashboardAssignee: Nizamudeen <nia>
Status: CLOSED DUPLICATE QA Contact: Vinayak Papnoi <vpapnoi>
Severity: medium Docs Contact: Anjana Suparna Sriram <asriram>
Priority: unspecified    
Version: 7.0CC: ceph-eng-bugs, cephqe-warriors
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Target Release: 7.0z3   
Hardware: All   
OS: Linux   
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Last Closed: 2024-09-19 09:23:27 UTC Type: Bug
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Metric available on the Grafana server for zone datacenter02 none

Description Rodrigo Capa 2024-09-18 14:10:03 UTC
Created attachment 2047402 [details]
Metric available on the Grafana server for zone datacenter02

On a Ceph 7.0.2 (18.2.0-192.el9cp) multi-site cluster upgraded from Ceph 5, the Grafana Dashboard accessed from Ceph Dashboard menu:

Object Gateway -> Gateways -> Sync Performance

Doesn't show metrics about ceph_data_sync_from_{{zone}}_* where {{zone}} should be any of the available zones on the cluster.

Instead of those metrics, ceph_data_sync_from_zone_* is used, been zone a string. This leads to panel in the "Sync Performance" page show "No Data".


ceph_data_sync_from_{{zone}}_* is available on node-exporter and can be used in new or custom Grafana dashboard and as shown on the shared grafana_metrics_selector.jpg screenshot.

Sadly It's not possible to reproduce this in our lab and share the exact screenshot of the Ceph Dashboard, there's some flaw that causes not showing of Grafana Dasboards from the Ceph Dasboard.

Environment of the original case doesn't allows us to have a screenshot.