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Tag: Debugging

  • 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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  • Automated Deployment Pipeline 1 of 3

    The business case You launched a software application. You installed it on two customer sites. You support the application mostly by SSH to customer server…

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  • Log file navigator (lnav)

    I’ve used a number of log viewers in command terminal, on MacOS and Linux server. I read system logs, log4j formats, as well as json…

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  • How memory usage adds up in Linux

    There are too many metrics that describes some aspects about memory in Linux. This posting will make sense of those common metrics in Linux, CentOS…

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