课程: Linux System Upgrade and Patch Management

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Preparing for a system upgrade

Preparing for a system upgrade - Linux教程

课程: Linux System Upgrade and Patch Management

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Preparing for a system upgrade

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- [Instructor] Preparing for a Linux system upgrade is a crucial process that ensures the upgrade goes smoothly, and minimizes the risk of data loss, or system downtime. So in this video, we will go over the step-by-step guide to help you get ready for an upgrade. Okay, the very first thing that you should do, being a system engineer or administrator, is to always, I cannot emphasize more on this, always back up your data. Before making any significant system changes, back up your data, and that includes user data, like home directories, personal files, and so on. Also, the configuration files, like custom configuration files, or application configuration file that are in Etsy or /war and other system directories. Then there is database. If you're running database services, ensure you have the most recent database dump or backup. Also list of all installed packages, save a list of currently installed packages, which can be helpful if you need to reinstall. We will discuss the backup…

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