AWS SNS (Simple Notification Service)
- This is a managed service that provides message delivery from publishers to subscribers.
- Topic is where publishers publish the message and subscriptions (subscribers) subscribe to topic
- Create topic (fifo)
- Create subscriptions
- Create standard topic and subscription
- Confirm Subscription
- Publish test message
- Now lets use cloud watch alarm to publish to standard topic.
- Lets create alarm when CPU Utilization is less than 40 % for 5 minutes
- In the alarm configuration connect to sns topic
- Create an SNS Topic and subscribe your email (Standard). Confirm subscription
- Now create an alarm for rds db connections less than 10 and verify the emails
Dashboard Creation in Cloudwatch
- Create Dashboard for different metrics which are important to you