Linux Foundation Exam CKAD Topic 5 Question 58 Discussion

Actual exam question for Linux Foundation's CKAD exam

Question #: 58
Topic #: 5

[All CKAD Questions]

Refer to Exhibit.

Set Configuration Context:

[student@node-1] $ | kubectl

Config use-context k8s

Context

You sometimes need to observe a pod's logs, and write those logs to a file for further analysis.

Task

Please complete the following;

* Deploy the counter pod to the cluster using the provided YAMLspec file at /opt/KDOB00201/counter.yaml

* Retrieve all currently available application logs from the running pod and store them in the file /opt/KDOB0020l/log_Output.txt, which has already been created

AExplanation:
Solution:
To deploy the counter pod to the cluster using the provided YAML spec file, you can use the kubectl apply command. The apply command creates and updates resources in a cluster.
kubectl apply -f /opt/KDOB00201/counter.yaml
This command will create the pod in the cluster. You can use the kubectl get pods command to check the status of the pod and ensure that it is running.
kubectl get pods
To retrieve all currently available application logs from the running pod and store them in the file /opt/KDOB0020l/log_Output.txt, you can use the kubectl logs command. The logs command retrieves logs from a container in a pod.
kubectl logs -f > /opt/KDOB0020l/log_Output.txt
Replace with the name of the pod.
You can also use -f option to stream the logs.
kubectl logs -f > /opt/KDOB0020l/log_Output.txt &
This command will retrieve the logs from the pod and write them to the /opt/KDOB0020l/log_Output.txt file.
Please note that the above command will retrieve all logs from the pod, including previous logs. If you want to retrieve only the new logs that are generated after running the command, you can add the --since flag to the kubectl logs command and specify a duration, for example --since=24h for logs generated in the last 24 hours.
Also, please note that, if the pod has multiple containers, you need to specify the container name using -c option.
kubectl logs -f -c <container-name> > /opt/KDOB0020l/log_Output.txt
The above command will redirect the logs of the specified container to the file.

Show Suggested Answer

Suggested Answer: A

by Brendan at Feb 12, 2025, 02:40 PM

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2 months ago

I'm pretty sure I've used the kubectl logs command before, but I always forget the exact syntax. Hopefully, I can just copy the example and be done with it.

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Paris

1 months ago

If the pod has multiple containers, remember to specify the container name using the -c option.

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Mable

1 months ago

Don't forget to replace with the actual name of the pod.

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Lynette

2 months ago

Make sure to use the kubectl logs command with the -f option to stream the logs.

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3 months ago

I think the question is about deploying a pod and retrieving its logs.

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