Cloud Monitoring System

Question 1

What is CloudWatch?

Answer 1

• Amazon CloudWatch is a monitoring and observability service
• Provides metrics for every AWS service
• Metrics Metrics Metrics !
• Can create CloudWatch dashboard

Question 2

What is CloudWatch Alarms

Answer 2

• Can trigger alarms for any metric

- Ex./ Billing alarm

Question 3

What is CloudWatch Logs

Answer 3

• Log Collector / Centralizer
• Configure to collect logs from many AWS services (EC2, lab where we put message in Lambda)
• Hybrid: log agents in on-premise servers
• Real time log monitoring

Question 4

What is CloudWatch Events/EventBridge?

Answer 4

• A way to react to things happening in AWS
• Configure some type of AWS event and a handler
• Ex/ send email notification via SNS when Root user logs in, change in state of EC2 instance
• Also scheduled: ie., every hour ***

Question 5

What is CloudTrail?

Answer 5

• Records history of events / API calls from your AWS account *
• Used for governance, compliance, audit **
• Shows who did what, when, from where
• management (default), data, insight events monitored
• If resource is deleted, review CloudTrail first
• All regions or a single region
• Send to CloudWatch Logs / S3 Bucket

Question 6

What is X-Ray?

Answer 6

• Visual analysis of of applications

- Troubleshooting and diagnosis

Question 7

What is Service Health Dashboard?

Answer 7

• Overall AWS System health status

- Has RSS feed

Question 8

What is Personal Health Dashboard?

Answer 8

• Alerts and advice for AWS events that affect your apps/services
• Also proactive notifications / scheduled activities