Cloudwatch Flashcards
1
Q
What can CloudWatch monitor?
A
Things like EC2, DynamoDB, RDS, Custom Metrics, and log files from applications
2
Q
What EC2 metrics does CloudWatch standard do?
A
Host level, 5 minute intervals:
- CPU
- Network
- Disk
- Status check
3
Q
Is RAM monitored by default?
A
No ; RAM is a custom metric.
4
Q
How long are CloudWatch metrics stored?
A
By default, 2 weeks. Longer can be retrieved by GetMetricStatistics API, or S3 bucket.
5
Q
How long are terminated EC2 and ELB metrics kept?
A
Up to 2 weeks after termination
6
Q
What’s the minimum granularity for custom metrics?
A
1 minute
