Sedai Blog

Amazon EMR Architecture & Optimization Guide 2026

Explore Amazon EMR – what it is, key architecture, big-data workloads like Spark/Hadoop, and cost-/performance-optimisation strategies with Sedai.

AWS Secrets Manager: A Quick Guide to Safe Credential Storage

Learn how AWS Secrets Manager securely stores and auto-rotates credentials, improves security posture, and simplifies secret management.

Amazon RDS for Beginners: Getting Started, Costs, and Optimization

New to Amazon RDS? Learn the basics, pricing, core features, and simple ways to optimize costs as you get started with AWS RDS.

Amazon EC2 Spot Instances Guide 2026: Savings & Automatio

Save up to 90% on EC2 with Spot Instances. This 2026 guide covers how Spot works, when to use it, and how Sedai automates cost-efficient workloads.

Strategies for AWS Lambda Cost Optimization

Learn AWS Lambda cost optimization strategies, including memory tuning, request batching, provisioned concurrency, and real-world techniques to reduce Lambda spend.

AWS Lambda Concurrency Explained: Setup & Optimization

Understand concurrency in AWS Lambda, configure reserved and provisioned modes, monitor limits and fine-tune settings to enhance performance and cost-efficiency.

Understanding AWS Lambda Cold Starts and Their Optimization Strategies

Cold starts in AWS Lambda refer to the latency met during the initialization of a function, potentially disrupting user experience.