Docker - Logging and Monitoring
You want to create a Grafana dashboard showing CPU and memory usage for all Docker containers, but only some containers appear. What is the best way to fix this?
You want to create a Grafana dashboard showing CPU and memory usage for all Docker containers, but only some containers appear. What is the best way to fix this?
hard📝 Workflow Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Understand relabeling in Prometheus
Relabeling controls which metrics are kept or dropped based on labels.Step 2: Fix missing containers by adjusting relabeling
Updating relabeling rules to include all container labels ensures all containers appear in Grafana.Final Answer:
Update Prometheus relabeling rules to include all container labels -> Option BQuick Check:
Relabeling controls visible containers in Grafana [OK]
Quick Trick: Adjust Prometheus relabeling to show all containers [OK]
Common Mistakes:
- Restarting Grafana without fixing data source
- Changing container CPU limits unrelated to visibility
- Changing dashboard theme does not affect data
Master "Logging and Monitoring" in Docker
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