Ravi Sir's Cards › AWS
CloudWatch alarms
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
Why do we need it?
PutMetricAlarm on a threshold.
What is it?
States: OK, ALARM, INSUFFICIENT.
How to do it
Action: an SNS topic ARN.
Example
Logs Insights: StartQuery.
stats count() by bin(5m)