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Serverless
Serverless is a way to describe the services, practices, and strategies that enable you to build more agile applications so you can innovate and respond to change faster. With serverless computing, infrastructure management tasks like capacity provisioning and patching are handled by AWS, so you can focus on only writing code that serves your customers.
Recent questions
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- Working with ECS Fargate, there are some times that some subnets don't have IPs available to run the task, causing an error on the task. But I wonder how is the subnet is chosen. There are some strate...
- Goal: Create Lambda functions with environment variables using Terraform or CLI I get an error that I am not authorized to perform kms:Decrypt on an aws managed key with an explicit deny in an identit...
- I have a rest api gateway created using terraform now I need to create a deployment resource using terraform when the body and the resource policy of the api gateway changes i need to deploy the api
- Hi Everyone, I'm currently running outbound voice campaigns using Amazon Connect, and I’d like to implement a solution where the caller ID number is selected dynamically based on the customer's phone...
- I'm running multi-node pretraining with LLaMA-Factory using ml.p4de.24xlarge on SageMaker. The job fails with this error: [rankX]: [c10d] While waitForInput, poolFD failed... torch.distributed.DistBa...
- I'm looking for guidance related to set attributes, check attributes and lambda attributes. 1. What is the purpose 2. Under what conditions , we can use manual and dynamic. 3. Scenario is , set attrib...
- Hello, I am trying to create a serverless API using Terraform with Lambda and API GTW. My lambda function needs to call a DynamoDB table and return a key-value pair, such as : { "Item": { "id...
- I have a stack with a `AWS::AppSync::GraphQLApi` resource that has an `AuthenticationType` set to `API_KEY`. In the same stack template I have a `AWS::AppSync::ApiKey` resource that is linked to the `...asked 2 days ago
- We have upgraded our Postgresql DB cluster from serverless v1 to serverless v2. We use the DB as a Data Source for our graphQl api in appSync, and after the upgrade we are now receiving lots of errors...
- I have 2 certificates in ACM, us-east-1, which were used with API gateway. The gateway and dns entries in route53 have been deleted, and I can not delete the certificates themselves - it says they are...
- I'm trying to work out why links in emails sent through SES API using a Lambda app are being rewritten to awstrack.me despite: - No click tracking enabled in my Configuration Set. - X-SES-TRACKING:...
- For some time I've been running my lambda connected directly to RDS PostgreSQL and I had no concern about performance at all. Most queries completed within 100ms or less. But because we do expect more...
- I am trying to pass a JSON field as a parameter for a Lambda. The code looks as such: ``` "Zip Files": { "Type": "Task", "Resource": "arn:aws:states:::lambda:invoke", "Parameters": ...
- Hello, I'm trying to Set up notifications (Amazon EventBridge workflow), https://developer-docs.amazon.com/sp-api/docs/notifications-api-v1-use-case-guide#tutorial-set-up-notifications-amazon-even...
- My application is built based on a Docker image and deployed with ECS + ALB +WAF. I need to validate a request header signature that's dynamically injected when users submit data. This validation requ...
- API Gateway still supporting weak ciphers: TLS_RSA_WITH_AES_256_GCM_SHA384 and TLS_RSA_WITH_AES_128_GCM_SHA256, when/ how offen will API Gateway TLS security policy patch?
- I have a use case where I am making calculations using multiple scripts. One of my scripts (lets say abc) consists all my global variables inside various functions in this script. These variables are ...
- I am trying to capture GetDataAccess events from cloudtrail to eventbridge to cloudwatch. But these events, are not being sent to CLoudWatch, I have tried, providing broader pattern, and even tried wi...
Recent Knowledge Center content
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Recent articles
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- Dnyaneshwar Bhosale DBEXPERTpublished 5 days ago1 votes103 viewsThis article details how to maximize cost savings with AWS Savings Plans (SPs) by understanding SP Utilization and SP Coverage. It defines SP Utilization as the percentage of your committed hourly dol...
rajawsSUPPORT ENGINEERpublished a month ago1 votes124 viewsThis article demonstrates how to use Python and AWS Lambda to automate the deletion of Amazon Q data integrations in Amazon Connect. Using Python's boto3 library to call Amazon Connect APIs, this solu...- Riku_KobayashiEXPERTpublished a month ago1 votes79 viewsOn May 16, 2025, Lambda was added to CodePipeline's deploy stage.
- Riku_KobayashiEXPERTpublished a month ago0 votes155 viewsUsing container images built on an M2 Macbook with Lambda functions requires a bit of ingenuity.
rpalodEXPERTpublished 2 months ago0 votes89 viewsMaintaining up-to-date documentation of your AWS network infrastructure is crucial for security audits, troubleshooting, and architecture planning. This solution automates the process by taking daily ...- AkankshaB_AWSEXPERTpublished 2 months ago0 votes157 viewsA practical guide to distinguishing between API response codes and actual workflow execution status in AWS Step Functions EXPRESS workflows, ensuring proper error handling in production applications.
- SanchiEXPERTpublished 3 months ago0 votes185 viewsCreating or Updating AWS::Lambda::Function via CloudFormation fails with "Unzipped size must be smaller than 262144000" bytes error.
- Nikhil_MSUPPORT ENGINEERpublished 3 months ago0 votes312 viewsThis article explains how to troubleshoot the error "Uploaded file must be a non_empty zip” that occurs when attempting to update a Lambda function through AWS CloudFormation stack.
- Kirtan GajjarEXPERTpublished 3 months ago1 votes269 viewsResolving AWS Lambda runtime deprecation errors in CloudFormation to ensure successful stack deployments and updates.
- SercanEXPERTpublished 3 months ago2 votes200 viewsI want to delete my AWS CloudFormation stack, but my Lambda function is stuck in DELETE_FAILED status
- Henrique SantanaEXPERTpublished 3 months ago1 votes142 viewsThis blog post summarizes key highlights from the AWS re:Invent 2024 session "Demystifying containers on AWS: What's right for you?" presented by Cobus Bernard, Senior Developer Advocate at AWS, and J...
- Henrique SantanaEXPERTpublished 3 months ago0 votes106 viewsAt AWS re:Invent 2024, Emily Shea (Head of Serverless Go-To-Market, Amazon Web Services), Christina Andonov (Senior Specialist Solutions Architect, AWS), and Giedrius Praspaliauskas (Sp Solutions Arch...
- Henrique SantanaEXPERTpublished 3 months ago0 votes169 viewsThis blog post summarizes the AWS re:Invent 2024 session "Containers or serverless functions: A path for cloud-native success" presented by Maximilian Schellhorn, Senior Solutions Architect at AWS, an...
- AWS rePost LiveEXPERTpublished 3 months ago0 votes74 viewsJoin us live on [Twitch.tv](https://bit.ly/4anH9WR) on March 18th, 2025 @ 2pm Pacific / 5pm Eastern to hear our experts explain Encryption, FIFO Ordering and Message Lifecycle in SQS
- AWS rePost LiveEXPERTpublished 4 months ago0 votes106 viewsJoin us live on [Twitch.tv](https://bit.ly/4anH9WR) on March 11th, 2025 @ 2pm Pacific / 5pm Eastern to hear our experts explain the upcoming End of Standard Support for Major Aurora and RDS Databases...
- Sayem_MEXPERTpublished 4 months ago0 votes637 viewsWhen using AWS Lambda as a Kafka producer, you need to include a Kafka client library. This guide demonstrates how to integrate Kafka client libraries for Python and Node.js in your Lambda functions t...
- Matt NispelEXPERTpublished 5 months ago0 votes217 viewsThis technical blog demonstrates how to implement CloudWatch custom metrics in AWS Analytics services, helping data engineers create effective monitoring systems for data pipeline health, with practic...
- Henrique SantanaEXPERTpublished 5 months ago0 votes240 viewsThis blog post summarizes key highlights from the AWS re:Invent 2024 session "Deep dive into Amazon ECS resilience and availability" presented by Maish Saidel-Keesing and Malcolm Featonby. We'll explo...
Recent selections
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- Henrique SantanaEXPERTpublished 3 months ago0 votes375 viewsThis collection summarizes container-focused sessions from AWS re:Invent 2024, covering Amazon EKS and Amazon ECS topics including Kubernetes management, container networking, security, resilience, se...
- Shannon LewisEXPERTpublished 3 months ago0 votes254 viewsThis spotlight on Amazon Connect equips you with the skills and troubleshooting tips to get the most out of AWS’s AI-powered contact center.
- Shannon LewisEXPERTpublished 7 months ago1 votes565 viewsThis spotlight on AWS Lambda equips you with the skills and troubleshooting tips to get the most out of this powerful service.
- Antonio_LagrotteriaEXPERTpublished a year ago4 votes27.9K viewsA selection of architectural patterns and tips to leverage secure cross-account APIs, showing ingress, egress and inspection reference architectures
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EXPERTGary Mclean
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EXPERTOleksii Bebych
EXPERTOsvaldo Marte
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EXPERTKidd Ip
EXPERTIndranil Banerjee AWS
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