What is an EBS volume vs an instance store
An EBS volume is a separate, durable disk that lives on AWS's network and keeps your data even if the instance attached to it is stoppe...
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S3 NoSuchBucket But the Bucket Exists: Every Fix
"NoSuchBucket" on an S3 operation almost always means one thing: your request went to the wrong region. But here is the part almos...
Logeshwaran.C
S3 AccessDenied on GetObject: Every Real Cause in Order
"AccessDenied" on an S3 GetObject call means one specific thing: somewhere in the policy chain, a deny beat your allow — and the f...
Logeshwaran.C
What Is Amazon EKS? Kubernetes, Rented
Amazon EKS (Elastic Kubernetes Service) is AWS's managed Kubernetes service — AWS runs the Kubernetes control plane (the API server, th...
Logeshwaran.C
What Is Amazon ECR? The Shelf Your Images Live On
Amazon ECR (Elastic Container Registry) is a fully managed container image registry that stores, manages, and serves Docker and OCI images f...
Logeshwaran.C
What Is AWS MFA and Why AWS Nags You - Set It Up in 3 Minutes
MFA stands for multi-factor authentication, and on AWS it means proving who you are with two things instead of one: your password, plus a ro...
Logeshwaran.C
What is the root user vs an IAM user - and why you stop using root
The AWS root user is the single all-powerful login created the moment you sign up for an AWS account, and an IAM user is a separate, limited...
Logeshwaran.C