Kubernetes - kubectl Essential Commands
You want to list all pods in the namespace 'dev' with label 'tier=frontend' showing node and IP. Which command is correct?
You want to list all pods in the namespace 'dev' with label 'tier=frontend' showing node and IP. Which command is correct?
hard📝 Workflow Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Use namespace flag correctly
Use '-n dev' to specify the 'dev' namespace.Step 2: Filter pods by label with --selector
Use '--selector=tier=frontend' to filter pods with that label.Step 3: Add '-o wide' to show node and IP details
The '-o wide' option adds extra columns like node and IP.Final Answer:
kubectl get pods -n dev --selector=tier=frontend -o wide -> Option BQuick Check:
Namespace + selector + wide output = kubectl get pods -n dev --selector=tier=frontend -o wide [OK]
Quick Trick: Combine -n, --selector, and -o wide for filtered detailed list [OK]
Common Mistakes:
- Using --label instead of --selector
- Using --all-namespaces instead of specific namespace
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