EC2 CloudWatch Flashcards

1
Q

What is Amazon CloudWatch?

A

Amazon CloudWatch is a monitoring service to monitor your AWS resources, as well as the applications that you run on AWS

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2
Q

What are the services CloudWatch can monitor?

A
  • Compute
    • EC2 Instances
    • Autoscaling Groups
    • Elastic Load Balancers
    • Route 53 Health Checks
  • Storage & Content Delivery
    • EBS Volumes
    • Storage Gateways
    • CloudFront
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3
Q

What metrics can CloudWatch monitor at a host level?

A
  • CPU
  • Network
  • Disk
  • Status Check
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4
Q

What is AWS CloudTrail?

A

AWS CloudTrail increases visibility into your user and resource activity by recording AWS Management Console actions and API calls.

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5
Q

What specifically can AWS CloudTrail identify?

A
  • which users and accounts called AWS
  • the source IP address from which the calls were made
  • when the calls occurred
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6
Q

What is the difference between AWS CloudWatch and AWS CloudTrail?

A
  • CloudWatch monitors performance
  • CloudTrail monitors API calls in the AWS platform
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7
Q

How often does CloudWatch with EC2 monitor events?

A
  • every 5 minutes by default
  • you can have 1 minute intervals by turning on detailed monitoring
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8
Q

What are the things you can do with CloudWatch?

A
  • Dashboards - see whats happening with your AWS Environment
  • Alarms - notify you when particular thresholds are hit
  • Events - help you respond to state changes in your AWS resources
  • Logs - aggregate, monitor, and store cloud data
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9
Q

How would I set up to be automatically notified if my account spending goes over a certain amount?

A

Create a billing alarm in CloudWatch

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