From the course: Red Hat Certified System Administrator (EX200) Cert Prep: 1 Deploy, Configure, and Manage (2021)
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Manage kernel modules
From the course: Red Hat Certified System Administrator (EX200) Cert Prep: 1 Deploy, Configure, and Manage (2021)
Manage kernel modules
- [Presenter] In addition to the kernel itself Linux has modules that have to match the kernel version. These modules add functionality to the kernel which could include file systems and device drivers. These modules are stored in slash libs, slash modules for 32 bit kernels, and slash libs 64, for 64 bit kernels. Let's take a look at the slash lib directory. /ls, space /lib /modules /$(uname space -r) /kernel, and hit enter. The dollar sign and parentheses, around uname/r will execute that command, and the result will be inserted in its place. This is an easy way of inserting the current kernel version into the path without having to look it up. In this module's directory, we see other directories for drivers, files systems, network, and virtualization, to name a few. To see the currently loaded modules, use the, lsmod command. Type in, lsmod, and hit enter. We can get more information about a module using the…
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Contents
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Install from a software repository3m 9s
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Linux repository management systems2m 43s
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Query with RPM7m 14s
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RPM query formatting6m 14s
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DNF overview3m 2s
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Select DNF packages by name4m 9s
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Get info on packages with DNF4m 9s
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Get info on package groups3m 13s
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Search for packages1m 34s
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Install and remove packages4m 7s
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Install and remove package groups2m 33s
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Manage OS updates5m 50s
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Update the kernel5m 30s
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Manage kernel modules4m 50s
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