Monitoring & Logging Services

Question 1

Amazon CloudWatch

Answer 1

Amazon CloudWatch is a monitoring services for AWS cloud resources and the applications you run on AWS
CloudWatch is for performance monitoring (Exam Q)

Used to collect and track metrics, collect and monitor log files, and set alarms
Regional Service

gain system-wide visibility into resource utilization
CloudWatch monitoring includes application performance

Question 2

Amazon CloudTrail

Answer 2

Web service that records activity made on your account and delivers log files to an Amazon S3 bucket
CloudTrail is for auditing (Exam Q)

CloudTrail is about logging and saves a history of API calls for your AWS account
Provides visibility into user activity by recording actions taken on yours account
API history enables security analysis, resources change tracking, and compliance auditing

Logs API calls made via: AWS Management Console; AWS software development kits (SDKs); Command line tools; Higher-level AWS services (such as CloudFormation)

Question 3

CloudWatch Alarms

Answer 3

CloudWatch Alarms can be se to react to changes in your resources

Question 4

CloudWatch Events

Answer 4

CloudWatch Events generates events when resource states change and delivers them to targets for processing

Question 5

CloudWatch Logs

Answer 5

CloudWatch Logs collects and centralizes logs from AWS resources
can work with any log files generated by your applications