Cloud Monitoring

Question 1

CloudWatch Metrics

Answer 1

• Monitor the performance of AWS service and billing metrics
• total amount you have spent in your AWS cloud
• Metric is a variable to monitor ( CPUUtilization, NetworkLn..)

Question 2

Cloudwatch Alarm

Answer 2

Automate notification, perform EC2 action, notify to SNS based on metric

• Ex: billing alarm on the cloudwatch billing metric
• Used to target notification for metric
• Which CloudWatch feature would you use to trigger notifications when a metric reaches a threshold you specify?

Question 3

CloudWatch Logs

Answer 3

• Collect log files from EC2 instance, servers, lambda function
• used troubleshooting, monitoring, log analytics, alerting
• Real-time

You can use Amazon CloudWatch Logs to monitor, store, and access your log files from Amazon Elastic Compute Cloud (Amazon EC2) instances, AWS CloudTrail, Route 53, and other sources.

single, highly scalable service that centralizes the logs from all of your systems applications and AWS service that you use

Question 4

cloudwatch log agent

Answer 4

The cloudwatch log agent can be setup on-prem too and ec2

Question 5

Cloudwatch Events (or Event Bridge )

Answer 5

react to event in AWS, or trigger a rule on a schedule

Question 6

CloudTrail

Answer 6

Audit API calls made with your AWS account

• Provide governance, compliance and audit for your AWS account
• If a resource is deleted in aws, investigate used cloudtrail first
• Which service allows you to inspect, audit, and record events and API calls made within your AWS account?
• If a resource is deleted in AWS, which service should you use to investigate first?

Question 7

Cloudtrail events

Answer 7

• Management event :
• Data event
• cloudTrail insight events:

Question 8

CloudTrail insights

Answer 8

automated analysis of your CloudTrail Events

• enable it to detect unusual activity in your account
• And then continuously analyzed write event to detect unusual patterns
• Which cloud monitoring feature can you use to detect unusual activity in your account such as inaccurate resource provisioning or hitting service limits?

Question 9

X-ray

Answer 9

trace requests made through your distribution application

• visual analysis of our application ( trialing)
• Full picture of what is happening in each service and see where they are failing, performance,
• Which AWS service helps developers analyze and debug production as well as distributed applications?

Question 10

x-ray Advantages:

Answer 10

• Are meeting time SLA
• Find errors and exception
• Where I an throttled
• Identify user that are impacted
• Pinpoint service issue
• Review request behavior
• Understand dependencies -in microservice architecture
• Troubleshooting performance (bottlenecks)

Question 11

AWS status: Service Health Dashboard

Answer 11

Status of all AWS service across all region

• Show historical information for each day
• Had an RSS feed you can subscribe to

Question 12

AWS status: Personal Health Dashboard

Answer 12

AWS events that impact your Infrastructure

• Provide alert and remediation guidance when AWS is experiencing event that may impact you
• Global service
• Which AWS service provides alerts and remediation guidance when AWS is experiencing events that may impact you?

Question 13

Amazon CodeGuru

Answer 13

Automated code reviews and application performance recommendation

• Which AWS service automatically analyzes code and provides performance recommendations?

Question 14

CodeGuru reviewer

Answer 14

automated code review for static code analysis (development)

Question 15

Codeguru profiler

Answer 15

visibility/recommendation about application performance during runtime (production)

• helps understand the runtime behavior of your application
• identify critical issues, security, vulnerabilities, and hard to find bug

Question 16

You need to set up metrics monitoring for every service in AWS. Which service would you use?

Answer 16

CloudWatch