From the course: Linux Foundation Certified System Administrator (LFCS) Cert Prep
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Create and manage containers - Linux Tutorial
From the course: Linux Foundation Certified System Administrator (LFCS) Cert Prep
Create and manage containers
To get a glimpse of their usefulness, just think about a database server that we can create with MariaDB the classic way, we install it with a sudo apt install mariadb-server command. Then we configure its settings by modifying files in the /etc/mysql/ directory. the logs, and the database. All we would need to do is copy this container to some other computer and everything will work exactly the same as it did before. Containers encapsulate applications. This makes them portable and easy to move around, as easy as copying and pasting a file from one location to another. Once we're happy with a containerized application, we can deploy it to tens of different servers at scale. The same thing that Kubernetes does and part of the reason why it's so popular, to understand how to work with Docker. Let's jump right into some practical examples, and it's easier to make sense of how containers work if we see them in action. We'll explore how to run an NGINX web server in a container. But…
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Contents
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(Locked)
Boot, reboot, and shutdown a system safely3m 12s
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Boot or change system into different operating modes (optional)3m 38s
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Use scripting to automate system maintenance tasks11m 42s
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Manage startup process and services11m 32s
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Create systemd services15m 21s
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Diagnose and manage processes21m 48s
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Locate and analyze system log files10m 52s
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Schedule tasks to run at a set date and time13m 27s
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Manage software with package manager5m 48s
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Configure the repositories of package manager9m 37s
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Install software by compiling source code6m 54s
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Verify integrity and availability of resources and processes10m 28s
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Change kernel runtime parameters, both persistent and non-persistent5m 46s
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List and identify SELinux file and process contexts9m 1s
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Create and enforce MAC using SELinux27m 42s
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Create and manage containers22m 51s
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Manage and configure virtual machines8m 35s
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Create and boot a virtual machine16m 29s
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Installing an operating system on a virtual machine4m 5s
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