HDDS-15396. Grafana dashboard for disk balancer#10609
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The metric name needs to update, because the volume info metric class produces metrics names like this: where the metric name is appended with the volume root directory path. |
jojochuang
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Jun 26, 2026
| "to": "now" | ||
| }, | ||
| "timezone": "browser", | ||
| "title": "Ozone Disk Balancer Operations Matrix", |
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"Ozone Disk Balancer Operations"
| "datasource": { "type": "prometheus", "uid": "${datasource}" }, | ||
| "targets": [ | ||
| { | ||
| "expr": "{__name__=~\"volume_info_metrics_data_disk[0-9]+_ozone_used\", instance=~\"$datanode.*\"}", |
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| "expr": "{__name__=~\"volume_info_metrics_data_disk[0-9]+_ozone_used\", instance=~\"$datanode.*\"}", | |
| "expr": "{__name__=~\"volume_info_metrics_.*_ozone_used\"}", |
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What changes were proposed in this pull request?
Created brand new grafana dashboard for disk balancer.
Used already exposed prometheus matrices for disk balancer.
Please describe your PR in detail:
Used volume_info_metrics + below metrices in Grafana dashboard for tracking
What is the link to the Apache JIRA
https://issues.apache.org/jira/browse/HDDS-15396
How was this patch tested?
Simulated skew disk for datanode in my mac-> Triggered disk balancer through CLI using docker-compose -> Captured dashboard screen shot and validated panel
Used same json "Ozone - Disk Balancer.json" for current PR
Screen shots for references: