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[13] CPU 사용량이 높은 Pod 검색

❓Find a Pod that consumes a lot of CPU

  • From the pod label name=overloaded-cpu, find pods running high CPU workloads and write the name of the pod consuming most CPU to the file /var/CKA2022/cpu_load_pod.txt
    • 작업 클러스터: hk8s

Reference

docs에서 reference 검색 → top 검색

Kubectl Reference Docs

실습

[user@console ~]$ kubectl config use-context hk8s

[user@console ~]$ kubectl top pods -l name=overloaded-cpu

# cpu사용량이 높은 순대로 정렬
[user@console ~]$ kubectl top pods -l name=overloaded-cpu --sort-by=cpu

Untitled

[user@console ~]$ echo "campus-01" > /var/CKA2022/cpu_load_pod.txt

[user@console ~]$ cat /var/CKA2022/cpu_load_pod.txt

기출문제 (20번)

Task From the pod label name=cpu-utilizer, find pods running high CPU workloads and write the name of the pod consuming most CPU to the file /opt/KUTR00401/KUTR00401.txt (which already exists).

  • 답안
    kubectl top pod -l name=cpu-utilizer --sort-by=cpu
--> CPU 사용량 제일 높은 pod의 이름 확인

    echo '{pod이름}' > /opt/KUTR00401/KUTR00401.txt

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