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re:Post provides access to curated knowledge and a vibrant community that helps you become even more successful on AWS
Recent questions
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- I am new to AWS and I noticed that some emails I receive from AWS are going to my Gmail spam folder I am not sure if this is something wrong with my Gmail settings or if it is related to AWS email de...
- We are currently working with Nova Sonic to build AI agents for a healthcare application. These agents assist patients and are designed to detect signals of discomfort (such as pain, depression, or su...
- We would like AWS Aurora PostgreSQL to support the pg_jsonschema extension: [supabase/pg_jsonschema](https://github.com/supabase/pg_jsonschema) Our use case is server-side JSON Schema validation of j...
- Hi AWS Community, My birthday is on August 15, and I’m currently preparing for an AWS Certification exam. As a small birthday request, I would like to ask if AWS could provide me with a free 100% exa...
- We’re currently considering moving our email sending to Amazon SES for both transactional and marketing emails. We already have our campaigns running with another email provider, but we’re not happy w...
- Hi AWS Community and Support Team, I submitted an Account Support case 24 hours ago regarding a Lambda memory quota restriction on a new testing account (Case ID: [[***************]]). Currently, the...
- Whenever I try to add a user to Kiro, the operation fails with the following error: "Failed to create Kiro subscription for 1 user" "Your account is not authorized to make this call." The browser ne...
- I submitted a refund request for an accidental EC2 charge on August 4, 2026 (Case ****************). The automated AI assistant offered a $1.00 credit instead of the full $8.66, which I did not accept...
- Custom MAIL FROM domain shows status SUCCESS, but sent emails still use the default amazonses.com as the Return-Path (envelope MAIL FROM). As a result, SPF alignment fails in DMARC, and I cannot achie...
- I'm federating a GCP service account into AWS via Workload Identity Federation (no static AWS access keys) using `sts:AssumeRoleWithWebIdentity`, and every attempt fails with: An error occu...
- QUESTIONS 1. Is the ~10 second wait expected? The documentation states a 2 second timeout. 2. Is resolving with an empty value (instead of throwing) an intended outcome? If so, under what conditi...
- On any DynamoDB table that has a **vector index** (GA 2026-08-05), an item whose write history includes a `TransactWriteItems` operation (Put or Update) permanently rejects **all** subsequent update o...
- # ReservedInstancesLimitExceeded when purchasing g5.2xlarge Standard RI despite quotas showing headroom (eu-north-1) **Tags:** `amazon-ec2`, `reserved-instances`, `aws-support`, `service-quotas`, `gp...
- In our project we do EC2 patching with Patch Manager. **In STG Account**: Patch now ran on : 31st July 2026 "Approve until date" at EC2 patch baseline : 9th July 2026. kernel version installed: 6...
- Hi AWS Team, I am logged in as the root user on an AWS account (India/AISPL) and receiving the error "Your account is not authorized to perform this action" when trying to submit the Anthropic first-...
- Hi everyone, I am the CTO at Clearcut Health, an early-stage startup preparing for launch. We opened an urgent billing support case regarding an unexpected S3 versioning configuration issue, but it h...
- has anyone else received an official aws transactional email that ended up in their spam folder? i’m curious if anyone has seen this with emails like mfa codes, password resets, account verification, ...
- We have an EBS gp3 root volume that does not expose Dataset Management (DSM) / TRIM support to the guest OS, and this persists even after changing the EC2 instance type across different CPU families. ...
Recent Knowledge Center content
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Recent articles
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N_AgarwalEXPERT
published 3 hours ago0 votes14 views
A common misconception in multi-region architectures: "I have Aurora Global Database replicating to a secondary region — I'm protected from data loss." **This is false for one critical threat class: d...N_AgarwalEXPERT
published 3 hours ago0 votes14 views
You've deployed an Aurora Global Database across two regions for disaster recovery. But when an actual impairment occurs, how do you know your secondary cluster is ready to take over? If replication l...
Hyangmok BaekSUPPORT ENGINEER
published 9 hours ago0 votes6 views
Cluster sizing for MSK Express brokers is usually calculated from the official per-broker throughput quotas. But workloads that use Kafka transactions hit a different bottleneck - commit processing - ...Snehali MitraEXPERT
published 10 hours ago1 votes22 views
Row-Level Security is one of the most frequently asked-about features in Amazon QuickSight. This article consolidates the key concepts, documents the most common failure scenarios (and how to fix them...Dumisani BEXPERT
published 11 hours ago0 votes30 views
This article outlines best practices for protecting your production workloads and introduces AWS services that automate backup management.Vamsi KrishnaEXPERT
published a day ago0 votes63 views
This article guides AWS Enterprise Support customers in education and government on how to strengthen their security posture using four AWS capabilities — Security Agent (prevent), Security Hub Unifie...Chirag_RSUPPORT ENGINEER
published a day ago0 votes65 views
This article will help customers using AWS Devops Agent with resources in Azure to integrate the Azure Devops/Cloud environment to have a streamlined tool.Rakesh ReddyEXPERT
published 2 days ago2 votes73 views
This article shows how to troubleshoot RDS Postgresql/Aurora Postgresql Blue Green deployment incompatible errors during major version upgrade with realtime scenarioPeterEXPERT
published 2 days ago0 votes36 views
Demonstrates how to configure DNS Firewall rules in a Route 53 Global Resolver DNS View to block malicious domains using custom domain lists, AWS managed lists, and DGA advanced threat detection, with...Satish BhoiEXPERT
published 2 days ago1 votes106 views
This post provides step-by-step procedures to deploy Oracle Database on Amazon Elastic VMware Service (Amazon EVS) with Amazon FSx for NetApp ONTAP as NFS datastore storage. You will provision storage...Satish BhoiEXPERT
published 2 days ago0 votes175 views
In this post, we show you how to architect a complete Oracle Database environment on Amazon EVS with Amazon FSx for NetApp ONTAP. You learn how the storage, compute, networking, and disaster recovery ...Ed GummettEXPERT
published 3 days ago0 votes105 views
Closing the gap where S3 tag-scoped replication rules are not re-evaluated after object creationBoyoung_KSUPPORT ENGINEER
published 3 days ago2 votes67 views
In Amazon EKS Fargate-only clusters, the `pod_status_failed` metric from Container Insights with enhanced observability is not available. This is because enhanced observability requires the CloudWatch...Manish MishraEXPERT
published 4 days ago0 votes100 views
You DM the bot in Teams (or @mention it in a channel). DevOps Agent responds directly in the conversation. If it kicks off an investigation, the results come back in the same thread when it's done. Fo...Mario SagethEXPERT
published 5 days ago0 votes59 views
This article explains why Amazon CloudWatch cannot natively monitor NVIDIA GPU utilization, memory, thermal, or error metrics on EC2-based training and inference workloads — and provides a practical i...- AWS OFFICIALUpdated 5 days ago0 votes70 viewsIf you build or operate a service on AWS where users can share, generate, process, distribute, or store imagery, you might encounter non-consensual intimate imagery (NCII) or other forms of image-base...
Liam_MEXPERT
published 5 days ago0 votes28 views
Expand your game server infrastructure with the latest compute-optimized and general-purpose instance families, including support for x86 and Arm architectures.Hyangmok BaekSUPPORT ENGINEER
published 5 days ago0 votes51 views
Express brokers offer up to 3x throughput per broker, 20x faster scaling, and no storage management. But if you operate them the way you operate Standard brokers, you will run into unexpected behavior...
Recent selections
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AWS OfficialMODERATOR
published a month ago0 votes188 views
This spotlight on AWS Certificate Manager (ACM) equips you with the skills and troubleshooting tips to get the most out of a powerful service.AWS OfficialEXPERT
published a month ago0 votes286 views
This spotlight on Amazon Linux equips you with the skills and troubleshooting tips to get the most out of a powerful service.- AWS OFFICIALUpdated 8 days ago0 votes589 viewsThe Education Excellence Hub is a collection of content curated by AWS experts from around the world who are advocates for the education industry and who actively promote how education customers can b...
- AWS OFFICIALUpdated 3 months ago0 votes448 viewsAWS Transform custom uses agentic AI to define and run reusable code transformations across your repositories, with both CLI and web interfaces. Use this Selection to learn how AWS Transform custom wo...
- AWS OFFICIALUpdated 3 months ago0 votes282 viewsAWS Transform for full-stack Windows modernization uses agentic AI to transform .NET Framework applications, UI frameworks, and SQL Server databases into cloud-native solutions running on Linux, Amazo...
- AWS OFFICIALUpdated 3 months ago0 votes275 viewsAWS Transform for mainframe uses agentic AI to analyze, document, refactor, and test mainframe applications, cutting modernization timelines from years to months. Use this Selection to learn how the m...
- AWS OFFICIALUpdated 3 months ago0 votes118 viewsAWS Transform for VMware uses agentic AI to discover, plan, and execute VMware migrations to AWS at scale. Use the information in this Selection to learn how the VMware migration agent works, see cust...
- AWS OFFICIALUpdated 3 months ago0 votes184 viewsAWS Transform is an agentic AI service that accelerates enterprise migration and modernization. Use this Selection to understand what AWS Transform is, set it up in your account, and follow announceme...
AWS OfficialMODERATOR
published 3 months ago0 votes116 views
Stay up to date with the latest from the Knowledge Center. The AWS re:Post Knowledge Center is your one-stop-shop for authoritative, up-to-date guidance on using AWS services. See all new Knowledge Ce...AWS OfficialEXPERT
published 3 months ago0 votes110 views
This spotlight on Amazon SNS equips you with the skills and troubleshooting tips to get the most out of a powerful service.- AWS OFFICIALUpdated 4 months ago1 votes254 viewsAWS Official content is created by a team of technical experts, professional writers, and editors within AWS. They work together to make sure that the information is clear, comprehensive, and aligned ...
AWS OfficialEXPERT
published 4 months ago0 votes249 views
This spotlight on Amazon Elastic Compute Cloud Amazon EC2 Windows equips you with the skills and troubleshooting tips to get the most out of a scalable service.AWS OfficialMODERATOR
published 4 months ago0 votes238 views
This spotlight on AWS IAM equips you with skills and troubleshooting best practices to secure and manage access to your AWS resources effectively.AWS OfficialMODERATOR
published 5 months ago0 votes415 views
This spotlight on AWS Billing equips you with the skills and troubleshooting tips to get the most out of your AWS service.Henrique SantanaEXPERT
published 6 months ago1 votes469 views
Summaries of Serverless & Containers breakout sessions from AWS re:Invent 2025. Each article distills key announcements, technical deep dives, and practical guidance from sessions covering Amazon EKS,...AWS OfficialEXPERT
published 6 months ago0 votes476 views
This spotlight on Amazon EventBridge equips you with the skills and troubleshooting tips to get the most out of a scalable service.AWS OfficialEXPERT
published 6 months ago0 votes370 views
This spotlight on Amazon API Gateway equips you with the skills and troubleshooting tips to get the most out of a powerful service.AWS OfficialMODERATOR
published 6 months ago0 votes256 views
This spotlight on Aurora PostgreSQL-Compatible equips you with the skills and troubleshooting best practices to get the most out of this fully managed, PostgreSQL-compatible relational database engine...
