Category: Cloud

CloudBeaver on ECS: Why Password Authentication Fails Intermittently


The CloudBeaver ECS tasks started crash-looping yesterday. We spent a few hours debugging an intermittent "password authentication failed" error in CloudBeaver running on ECS with an RDS PostgreSQL backend. The root cause turned out to be an undocumented interaction between CloudBeaver's config parser and special characters in auto-generated passwords. Here's the full investigation. The Symptom … Continue reading CloudBeaver on ECS: Why Password Authentication Fails Intermittently →

Build a GenAI Chatbot with AWS Serverless Architecture


If you are interested to build a GenAI Chatbot with AWS Serverless architecture. Here you go - I have created a sample project to demonstrate that. https://www.youtube.com/watch?v=5PUlrJ-w2RM Let's take a look at the architecture: The frontend is written in React and deployed to CloudFront with Cognito authentication. The backend has 3 options: Lambda function URL … Continue reading Build a GenAI Chatbot with AWS Serverless Architecture →

How to assume root user of an AWS account?


Due to that some tasks require root user credentials, from time to time we need to login into an AWS account as root, e.g removing a misconfigured S3 bucket policy which denies all principals. Conventionally, we login into the account from the AWS login console with root user email, password and MFA. Now, there is … Continue reading How to assume root user of an AWS account? →

Image-Reader: A project to explore Claude 3 Vision Capabilities


A week ago, AWS announced that Anthropic's Claude 3 Sonnet model now available on Amazon Bedrock. I am so eager to give it a try, especially its vision capabilities, as it is the first multimodal foundation model in Amazon Bedrock excluding embedding models. According to Anthropic's introduction, the Claude 3 family is smarter, faster and … Continue reading Image-Reader: A project to explore Claude 3 Vision Capabilities →