AWS Cloudwatch

Question 1

What is Cloudwatch?

Answer 1

monitoring and management service that provides data and actionable insights for AWS, hybrid, and on-premises applications and infrastructure resources.

Question 2

Does Cloudwatch provide real-time visibility of logs?

Answer 2

CloudWatch provides up to 1-second visibility of metrics and logs data

Question 3

How long can Cloudwatch store metrics log data?

Answer 3

Metrics data can be stored for maximum of 15months

Question 4

What types of logs can Cloudwatch collect?

Answer 4

1. Vended Logs
2. AWS published Logs
3. Third-party Logs

Question 5

What does vended logs mean?

Answer 5

These are logs that are natively published by AWS services on behalf of the customer.

Currently Amazon VPC Flow Logs and Amazon Route 53 logs are the two supported types

Question 6

What are AWS published Logs?

Answer 6

Currently over 30 AWS services publish logs to CloudWatch. eg: Lambda, EC2, CloudTrail

Question 7

What are Third-party logs?

Answer 7

1) Logs from customer applications in cloud
2) on-premise servers / applications
3) Third-party products etc

Question 8

How can Third-party logs be integrated into Cloudwatch?

Answer 8

The logs can be integrated via two mediums

1. Cloudwatch agents installed using Systems manager
2. using Putlogdata API to publish logs