Greg Davis

I share #Serverless code and event-driven architecture using cloud-native services. Opinions are my own and no support is provided for code examples.

[Greg Davis @ServerlessGuy]

"The creation of an intelligence we cannot fully understand or control challenges the very foundation of human agency, forcing us to confront whether power without comprehension is wisdom or folly."

Written by ChatGPT after a long discussion on human AI misunderstandings.

[Greg Davis @ServerlessGuy]

My secret message to you!

https://t.co/mOWJP5ETik

[Greg Davis @ServerlessGuy]

Exciting news for AWS CloudWatch users! Now, CloudWatch alarms can trigger AWS Lambda functions directly for quicker, simpler automated remediation.

https://t.co/kKJuf1lVv3

#AWS #CloudWatch #Automation #Serverless

[Greg Davis @ServerlessGuy]

Check out this article from Heeki Park at AWS regarding accelerating serverless development with blueprints and governance:

https://t.co/hE4RwXyKpl

#AWS #Serverless

[Greg Davis @ServerlessGuy]

Introducing Amazon Aurora Limitless Database! Scale your clusters to millions of transactions per second with a #Serverless endpoint. No custom logic required. Scale up as needed and stay within budget.

https://t.co/sbmNKQHUMM

#AWS #Database #Aurora

[Greg Davis @ServerlessGuy]

#AWS Application Composer just got a boost! 🚀 Integration with AWS Step Functions Workflow Studio means faster visual workflow design. Focus on your app's architecture while AWS takes care of the infrastructure. 🛠️💻

https://t.co/aW3hKFcTc1

#Serverless

[Greg Davis @ServerlessGuy]

Amazon #SQS now supports dead-letter queue redrive for FIFO queues, enhancing error management in distributed systems. Move messages easily from FIFO dead-letter queues to source or custom destinations.
https://t.co/QqBUAQuE41

[Greg Davis @ServerlessGuy]

If you're building a REST API with an API Key, using AWS SAM, and you're configuring CORS - If you keep getting a CORS error on OPTIONS pre-flight, then you may need to set "AddApiKeyRequiredToCorsPreflight" to false in the Auth property of the AWS::Serverless::Api resource.

[Greg Davis @ServerlessGuy]

I had a difficult time finding a good #javascript example of a consistent hashing function, so I created one.

Consistent hashing is used in distributed systems to share the burden among nodes and lessen the effects of node failures.

https://t.co/b2imWhBwW4

[Greg Davis @ServerlessGuy]

Are you sharding data? Do you need to convert UUIDs to an integer based Shard Id?  Here is an example JavaScript function to check out:  https://t.co/vmejb8U3zd

#data #javascript #scaling #performance

[Greg Davis @ServerlessGuy]

Boost #developer productivity with these #metrics:

1. Cycle time
2. Lead time
3. Deployment frequency
4. Time to restore service
5. Change failure rate
6. Escaped defects
7. Dev satisfaction
8. Dev engagement
9. Dev retention
10. System uptime

Details: https://t.co/3vRQ6D76Gw

[Ben @benjamin_l_s]

🚀 Introducing enhanced features in Workflow Studio by AWS Step Functions!
🧩 Seamless workflow creation & execution
🔧 Enhanced Starter Templates
🖋️ NEW - Code Mode
#AWS #StepFunctions #WorkflowStudio #Serverless
https://t.co/ihGZSiVOpA

[Greg Davis @ServerlessGuy]

#AWS App Runner now supports retrieving secrets and configuration data stored in Secrets Manager and Systems Manager Parameter Store in an App Runner service as runtime environment variables. https://t.co/XqR6WTNRcm

[Greg Davis @ServerlessGuy]

Now you can set the max concurrency of an #AWS #Lambda function when polling SQS. This prevents a function from consuming all of your Lambda concurrency and avoids messages returning to the queue unnecessarily because of the function being throttled. https://t.co/YV4hnvrc1t

[Greg Davis @ServerlessGuy]

New Prescriptive Guidance about Testing Serverless Applications on AWS! https://t.co/xIqIiyfYrz

#AWS #Serverless

[Greg Davis @ServerlessGuy]

Create point-to-point integrations, with filtering and enrichment, between event producers and consumers with Amazon EventBridge Pipes. https://t.co/eMlGWg4I76

#AWS #Serverless #reInvent2022

[Greg Davis @ServerlessGuy]

ECS Service Connect lets you connect to container services by logical names, with automatic load balancing, health checks, error retries, connection draining, and easy-to-use dashboards with real-time network traffic metrics.
https://t.co/8MUPDtGmbj

#AWS #ECS #reInvent2022

[Greg Davis @ServerlessGuy]

Our very own @edjgeek gave a presentation at re:Invent 2022 on building next-gen applications with event-driven architecture, check it out: https://t.co/rQkg0dFyIf

#AWS #Serverless #reInvent #reinvent2022

[Greg Davis @ServerlessGuy]

Show off your Serverless skills by passing a new online assessment to earn your Serverless badge. https://t.co/eJZSZnn1y2

#AWS #Serverless #SkillBuilder

[Greg Davis @ServerlessGuy]

Amazon Inspector scans functions and layers initially upon deployment and automatically rescans them when there are changes in the workloads, for example, when a Lambda function is updated or when a new vulnerability (CVE) is published. https://t.co/uonebViDHl

#AWS #Serverless