Journey of an IT Architect

  • Thumbnail for GitHub Action Gotchas

    GitHub Action Gotchas

    I started with GitHub Actions a couple years ago. Recently I came across a few interesting use cases while I was trying to setup Terraform…

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  • Thumbnail for Optimize CPU and Memory for Kubernetes Pod

    Optimize CPU and Memory for Kubernetes Pod

    When optimizing workload performance, it is important to understand how on earth operating system allocates CPU and memory to processes. This helps understand how to…

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  • Thumbnail for EKS impression

    EKS impression

    I’ve worked on a few AKS projects previously. Since I joined AWS I wanted to put aside some time to check out EKS (Elastic Kubernetes…

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  • Thumbnail for Key mapping for external PC keyboard on Mac

    Key mapping for external PC keyboard on Mac

    This post is to document my steps to use external Windows keyboard on Mac with custom key mapping. Background Apple’s magic keyboard does not support…

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  • Thumbnail for AWS serverless services and developer tools

    AWS serverless services and developer tools

    As discussed, serverless simply means cloud services that delegate autoscaling management to cloud platform. In my mind, the word “serverless” translates into “managed autoscaling”. As…

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