Q101Design Resilient Architectures
A company's ecommerce website has unpredictable traffic and uses AWS Lambda functions to directly access a private Amazon RDS for PostgreSQL DB instance. The company wants to keep database performance predictable and make sure Lambda invocations do not overload the database with too many connections. What should a solutions architect do to meet these requirements?
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Discussion · 4
B 10
Option B.
Reduce number of connection to RDS -> RDS Proxy.
"A Lambda function that's outside of a VPC can't access an RDS instance that's inside a VPC."
https://repost.aws/knowledge-center/connect-lambda-to-an-rds-instance
B 5
Have to be inside VPC in order to access the RDS instance for Lambda
4
Option B.
Reduce number of connection to RDS -> RDS Proxy.
"A Lambda function that's outside of a VPC can't access an RDS instance that's inside a VPC."
https://repost.aws/knowledge-center/connect-lambda-to-an-rds-instance
4
Same as question 802 in SAA-C02