Category: aws

Agent-based vs Agentless: Key Differences Feature Agent-based Migration Agentless Migration Agent Installation Required on each source machine No agent installation Replication Method Block-level replication with detailed data transfer Uses a connector to replicate data Best for Physical servers, VM-based environments (e.g., VMware, Hyper-V) Large VMware environments or where agent installation is impractical Setup Complexity More…

Transfer Type Within Same Region? Pricing Between instances in the same AZ ✅ Yes Free Between instances in different AZs (same region) ✅ Yes $0.01 per GB Between AWS services (S3, RDS, etc.) in the same region ✅ Yes Free (for most cases) Between AWS regions (inter-region transfer) ❌ No $0.02 per GB (varies by…

Amazon Kinesis Data Firehose and Amazon Kinesis Data Streams are both part of the Kinesis family of services for handling real-time data streams, but they are designed for different use cases and have distinct characteristics. Here’s a comparison to help clarify their differences: 1. Purpose and Use Cases: 2. Data Processing: 3. Scalability: 4. Data…

Org LB Integration Misc

IAM Role for Service Accounts (IRSA) Feature of Amazon EKS (Elastic Kubernetes Service) that allows Kubernetes service accounts to assume IAM roles. This integration enables Kubernetes workloads (like pods) running on EKS to securely interact with AWS services without requiring static AWS credentials (such as access keys or secrets) within the application or pod. With…

AWS RAM (Resource Access Manager) is a service provided by Amazon Web Services (AWS) that enables customers to share AWS resources across different AWS accounts or within their organization in AWS Organizations. It helps streamline resource management by making it easier to share resources securely with other accounts or organizational units (OUs), reducing the need…

Amazon Cognito offers two main components for managing user authentication and identity management: User Pools and Identity Pools. Both are used in different scenarios and have distinct purposes. Here’s a comparison to help clarify the differences between them: Amazon Cognito User Pool: A User Pool is primarily focused on user authentication, and it provides a…

Comparison of Application Migration Service, Database Migration Service, and Mainframe Modernization Service: Feature Application Migration Service (AMS) Database Migration Service (DMS) Mainframe Modernization Service Purpose Migrate entire applications (OS, configurations, data) to AWS Migrate databases between environments (on-prem to cloud or cloud to cloud) Migrate and modernize mainframe workloads to AWS Migration Type Lift-and-shift (rehosting…