AWS Compute Blog

James Beswick

Author: James Beswick

James Beswick is a Principal Developer Advocate for the AWS Serverless Team. He works with AWS's developer customers to understand how serverless technologies can drastically change the way they think about building and running applications at massive scale with minimal administration overhead. Follow James Beswick on Twitter: https://twitter.com/jbesw. Visit https://serverlessland.com for more serverless content.

Reference architecture

Using custom consumer group ID support for AWS Lambda event sources for MSK and self-managed Kafka

This post shows how to use the new custom consumer group ID feature of the Lambda event source mapping for Amazon MSK and self-managed Kafka. This feature can be used to consume messages with Lambda starting at a specific timestamp or offset within a Kafka topic. It can also be used to consume messages from a consumer group that is replicated from another Kafka cluster using MirrorMaker v2.

Read More
Reference architecture

Introducing bidirectional event integrations with Salesforce and Amazon EventBridge

This blog shows how to act on changes to your Salesforce data in real-time using the new Salesforce partner event source integration with EventBridge. The example demonstrated how your Salesforce data can be processed and enriched with custom AWS applications and updates sent back to Salesforce using EventBridge API Destinations.

Read More
actual cost variation for different batch sizes for 10 million messages.

Estimating cost for Amazon SQS message processing using AWS Lambda

You can use Lambda functions to handle fully managed asynchronous processing of SQS messages. Estimating the cost and optimal setup depends on leveraging the various configurations of SQS and Lambda functions. The cost estimator tool presented in this blog should help you understand these configurations and their impact on the overall cost and performance of the Lambda function-based messaging solutions.

Read More
Architecture diagram

Using AWS Lambda to run external transactions on Db2 for IBM i

In this blog post, you learn how to run external transactions securely on Db2 for IBM i databases using a combination of Amazon ECR and AWS Lambda. By using Docker to package the driver, forwarder, and custom queries, you can execute transactions from Lambda, allowing modern architectures to interface directly with Db2 workloads. Get started by cloning the GitHub repository and following the deployment instructions.

Read More
Performance results

Optimizing Node.js dependencies in AWS Lambda

In this post, you learn how to improve Node.js cold start performance by up to 70% by bundling and minifying your code. You also learned how to provide a different version of AWS SDK for JavaScript and that dependencies and how they are imported affects the performance of Node.js Lambda functions. To achieve the best performance, use AWS SDK V3, bundle and minify your code, and avoid top-level imports.

Read More