Kubernetes - Monitoring and Logging
A Grafana panel shows stale data despite Prometheus scraping new metrics. What should you check first?
A Grafana panel shows stale data despite Prometheus scraping new metrics. What should you check first?
medium📝 Troubleshoot Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Understand stale data causes
Stale data often results from panel time range or refresh settings.Step 2: Verify and adjust these settings
Ensure the panel refreshes frequently and covers the correct time window.Final Answer:
Panel's query time range and refresh interval -> Option DQuick Check:
Stale data = check time range and refresh [OK]
Quick Trick: Check panel refresh and time range for stale data [OK]
Common Mistakes:
- Checking pod limits unnecessarily
- Assuming user permissions cause stale data
- Focusing on Prometheus version first
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