February 2023– date –

【Storing session data from web apps created with API Gateway and Lambda in DynamoDB】 This is one of the topics of the AWS DBA, which is related to development with AWS services. Think about how to handle session information in web apps...

【Create SSM Automation runbook to share AMI with another account using CloudFormation】 One of the AWS SOA topics is related to deployment, provisioning, and automation. The created AMI can be shared with another account. Two methods ar...

【Introduction to Creating SSM Automation Runbooks Using CloudFormation】 Many SSM Automation runbooks are currently provided by default. https://docs.aws.amazon.com/systems-manager-automation-runbooks/latest/userguide/automation-runbook...

【Create AMI using SSM Automation (one-time/scheduled)】 There are several ways to create an AMI. For example, the following page shows how to create one from the Management Console. https://docs.aws.amazon.com/toolkit-for-visual-studio/...

【3 ways to access S3 from private subnet】 There are three ways to access S3 buckets from an EC2 instance in a private subnet. NAT Gateway VPC Endpoint (Gateway Type) VPC Endpoint (interface type) This page will review how to access S3 ...

【Email notification via SNS when error occurs in CodePipeline】 The content is related to monitoring and troubleshooting, which is also part of the scope of the AWS DVA. Consider how to notify when an error occurs in a CI/CD environment...

【Using CodePipeline to build CI/CD environment for CloudFormation】 The following official AWS page covers how to build a CI/CD environment for CloudFormation using CodePipeline. https://docs.aws.amazon.com/AWSCloudFormation/latest/User...

【AWS-PatchAsgInstance to patch instances in the AutoScaling group in turn】 The following pages cover how to schedule the application of patches to EC2 instances using the Maintenance Window. https://awstut.com/en/2023/02/05/set-up-main...

【Set up a Maintenance Window to schedule SSM Patch Manager】 The following pages discuss the patch baseline. https://awstut.com/en/2022/01/22/create-a-custom-patch-baseline-with-ssm-patch-manager-linux In this case, we will consider set...