August 2023– date –

【Mix on-demand/spot instances in EC2 Auto Scaling Group】 The following text describes techniques to lower AWS costs. AWSコスト最適化ガイドブック One of the methods introduced is spot instances. スポットインスタンスは、単体のAmazonEC2イ...

【Three ways to start/stop EC2 instances periodically】 Consider how to start/stop EC2 instances periodically. The first is to use EventBridge to periodically invoke Lambda functions for instance start/stop. This method is called "Instan...

【Aurora Serverless v2 creation using CloudFormation】 In the following pages, we have shown you how to create Aurora Serverless v1 using CloudFormation. https://awstut.com/en/2022/07/02/aurora-serverless-with-cfn-en It was announced tha...