CH6: Working with AWS Resources Flashcards
SNS in plain English
“Simple Notification Service”: Send mobile notifications, emails and/or SMS messages
SQS in plain English
“Simple Queue Service”: special db like data store for things which will be consumed.
What is CloudTrail event history?
Stores 90 days of management events for each region
What is a ‘trail’?
Configuration which allows CloudTrail to record specified events in log files and deliver them to an S3 bucket.
Log file integrity validation validates what excatly?
- That no files have been wrongfully deleted
2. That no files have been wrongfully modified
What does a CloudWatch alarm watch over?
A single metric (always numeric)
How can a CloudWatch alarm be turned into a notification?
Via SNS (Simple Notification Service)
Communication channel b/t publisher and subscriber for SNS?
‘Topic’
Potential subscribers for SNS notification
- HTTP(s)
- SQS
- Lambda
- Mobile Push Notification
- Email JSON
- SMS text message
(1) What is CloudWatch Logs organization structure and (2) how long are logs kept?
- logs -> log streams -> log groups
2. indefinitely
Cloudwatch events DO NOT monitor/act upon what two things?
- Logs
2. Metrics
What is CloudWatch Logs?
Service which can collect and store log files from AWS and non AWS sources for purposes of viewing, searching, metrics.
CloudWatch in plain English
Should have been called “Status Pager”. Get alerts about AWS services messing up or disconnecting.
Cloudtrail in plain English
Should have been called “Amazon Logging”. Log who is doing what in your AWS stack (API calls).
Which Cost Explorer report shows the amount of money you’ve saved using reserved instances?
Reservation Utilization
