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Google Professional Cloud Architect (PR000213) Exam - Topic 1 Question 78 Discussion

Your development team has installed a new Linux kernel module on the batch servers in Google Compute Engine (GCE) virtual machines (VMs) to speed up the nightly batch process. Two days after the installation, 50% of web application deployed in the samenightly batch run. You want to collect details on the failure to pass back to the development team. Which three actions should you take? Choose 3 answers
B) Read the debug GCE Activity log using the API or Cloud Console.
A) Use Stackdriver Logging to search for the module log entries.
C) Use gcloud or Cloud Console to connect to the serial console and observe the logs.
D) Identify whether a live migration event of the failed server occurred, using in the activity log.
E) Adjust the Google Stackdriver timeline to match the failure time, and observe the batch server metrics.
F) Export a debug VM into an image, and run the image on a local server where kernel log messages will be displayed on the native screen.

Google Professional Cloud Architect (PR000213) Exam - Topic 1 Question 78 Discussion

Actual exam question for Google's Professional Cloud Architect (PR000213) exam
Question #: 78
Topic #: 1
[All Professional Cloud Architect (PR000213) Questions]

Your development team has installed a new Linux kernel module on the batch servers in Google Compute Engine (GCE) virtual machines (VMs) to speed up the nightly batch process. Two days after the installation, 50% of web application deployed in the same

nightly batch run. You want to collect details on the failure to pass back to the development team. Which three actions should you take? Choose 3 answers

Show Suggested Answer Hide Answer
Suggested Answer: B

The practice for managing logs generated on Compute Engine on Google Cloud is to install the Cloud Logging agent and send them to Cloud Logging.

The sent logs will be aggregated into a Cloud Logging sink and exported to Cloud Storage.

The reason for using Cloud Storage as the destination for the logs is that the requirement in question requires setting up a lifecycle based on the storage period.

In this case, the log will be used for active queries for 30 days after it is saved, but after that, it needs to be stored for a longer period of time for auditing purposes.

If the data is to be used for active queries, we can use BigQuery's Cloud Storage data query feature and move the data past 30 days to Coldline to build a cost-optimal solution.

Therefore, the correct answer is as follows

1. Install the Cloud Logging agent on all instances.

Create a sync that exports the logs to the region's Cloud Storage bucket.

3. Create an Object Lifecycle rule to move the files to the Coldline Cloud Storage bucket after one month. 4.

4. set up a bucket-level retention policy using bucket locking.'


by Iluminada at Mar 17, 2024, 04:23 PM

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Rolande
9 months ago
F sounds a bit extreme, is it really necessary to export a VM?
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Raylene
10 months ago
E is a good idea, but adjusting timelines can be tricky.
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Rebbeca
10 months ago
D might be overkill, but it could help if there were migration issues.
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Eugene
10 months ago
I think C is also important to check the serial console logs.
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Alison
10 months ago
A and B seem like solid choices for troubleshooting.
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Phillip
10 months ago
I feel like adjusting the Stackdriver timeline to match the failure time is important, but I wonder if we should also check for live migration events.
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Daren
11 months ago
I practiced connecting to the serial console with gcloud, but I can't recall if that's the most effective way to gather logs for this situation.
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Helene
11 months ago
I think checking the debug GCE Activity log could be really useful, especially since it might show what happened right before the failures.
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Trinidad
11 months ago
I remember something about using Stackdriver for logging, but I'm not sure if it's the best first step here.
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Marguerita
11 months ago
I'm feeling pretty confident about this one. The key is to collect detailed information from multiple sources to help the development team identify the root cause. I'll make sure to cover all the bases with A, D, and E.
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Camellia
11 months ago
This seems straightforward enough. I'd go with A, B, and C - using the logging and console tools to gather as much information as possible about the failures.
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Georgeanna
11 months ago
Okay, I think I've got a good strategy here. I'll start by checking the Stackdriver logs for any relevant entries from the new kernel module. Then I'll look at the GCE activity log to see if there were any live migration events that could be related to the failures.
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Crissy
11 months ago
Hmm, I'm a bit confused by the question. I'm not sure which 3 actions would be the most effective here. I'll have to read through the choices carefully.
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Gaston
11 months ago
This looks like a tricky one. I'll need to carefully review the options and think through the best approach.
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Mee
11 months ago
I've seen similar questions before, so I think I have a good strategy for approaching this. I'll start by considering the definitions of each relationship.
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Doyle
11 months ago
Okay, let me think this through. Percentage adjustment and discount price seem like obvious choices for tiered pricing. Now I just need to figure out the third one.
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Serita
11 months ago
Okay, let me think this through. I know site maps and link-based navigation aren't the right answers, so I'm leaning towards either social navigation or breadcrumb navigation. I'll have to weigh the pros and cons of each.
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Cyril
11 months ago
Okay, I think I've got this. The key is to look for the option that uses a WHERE clause to filter out the rows where the phone number is not entered.
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Gail
1 year ago
I bet the developers used the 'Kernel Panic' function to make their code more exciting. It's the new 'Hello, World!'
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Janessa
1 year ago
I wonder if the development team tested the kernel module thoroughly before deploying it to production. Seems like they might have some explaining to do.
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Mabel
1 year ago
E) Adjust the Google Stackdriver timeline to match the failure time, and observe the batch server metrics.
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Tabetha
1 year ago
B) Read the debug GCE Activity log using the API or Cloud Console.
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Lenora
1 year ago
C) Use gcloud or Cloud Console to connect to the serial console and observe the logs.
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Francisca
1 year ago
A) Use Stackdriver Logging to search for the module log entries.
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Alesia
1 year ago
B) Read the debug GCE Activity log using the API or Cloud Console.
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Alayna
1 year ago
A) Use Stackdriver Logging to search for the module log entries.
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Elli
1 year ago
F seems like a bit of an overkill. Why go through the trouble of exporting and running a debug VM when you can just check the logs on the actual servers?
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Ashlyn
1 year ago
C) Use gcloud or Cloud Console to connect to the serial console and observe the logs.
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Cassi
1 year ago
B) Read the debug GCE Activity log using the API or Cloud Console.
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Tracey
1 year ago
A) Use Stackdriver Logging to search for the module log entries.
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Precious
1 year ago
D and E could also be helpful, but I'm not sure if they're as important as the first three. Identifying any live migration events and checking the Stackdriver metrics might provide additional context.
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Marica
1 year ago
D) Identify whether a live migration event of the failed server occurred, using in the activity log.
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Delfina
1 year ago
C) Use gcloud or Cloud Console to connect to the serial console and observe the logs.
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Helga
1 year ago
A) Use Stackdriver Logging to search for the module log entries.
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Yuette
1 year ago
In addition to that, we should adjust the Google Stackdriver timeline to match the failure time and observe the batch server metrics.
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Brock
1 year ago
I think A, B, and C are the best options here. Looking at the logs is crucial to understand what went wrong with the kernel module.
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Pearline
1 year ago
Exporting a debug VM into an image and running it locally could also help in troubleshooting.
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Rickie
1 year ago
Connecting to the serial console using gcloud or Cloud Console to observe the logs is definitely necessary.
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Minna
1 year ago
Reading the debug GCE Activity log can provide more insights into the failure.
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Jeannine
1 year ago
I agree, checking the module log entries with Stackdriver Logging is a good start.
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Kallie
1 year ago
I agree with Samira. We also need to read the debug GCE Activity log using the API or Cloud Console.
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Samira
1 year ago
I think we should use Stackdriver Logging to search for the module log entries.
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