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[AWS DA Guru] Monitoring
CloudWatch
- Bascily you can use CloudWatch to monitoring everything in AWS.
- CloudWatch Logs allow you to monitor operating system and application logs.
- By default, EC2 doesn't send operating system-level metrics to CloudWatch.
Metric Frquency
- By default, EC2 sends metric data to CloudWatch in 5-mins intervals
- Additional Charge you can enable detailed monitoring that send at 1-min intervals
- Custom metrics, the default is 1-min intervals, and you can configure high resolution metrics that are sent at 1-second intervals
CloudWatch Agent
- Define your own metrics.
- By installing the CloudWatch Agent on your EC2 instances, you can collect operating system metrics and send them to CloudWatch.
- Memory usage, processes running on your instance, amount of free disk space, CPU idle time, etc.
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原文地址:https://www.cnblogs.com/Answer1215/p/14725071.html
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