rmmod

rmmod

The rmmod command in Linux is used to remove a kernel module. Kernel modules are pieces of software that are loaded into the kernel to provide additional functionality.

The rmmod command is used in the following syntax:

rmmod [options] [module_name]

The module_name is the name of the kernel module to remove.

For example, to remove the kernel module iptable_filter, you would use the following command:

rmmod iptable_filter

This command will remove the kernel module iptable_filter from the kernel.

The rmmod command is a powerful tool that can be used to manage kernel modules. However, it is important to use it carefully. If you remove a kernel module that is still in use, your system may not boot properly.

Here are some of the benefits of using rmmod:

• It can be used to remove kernel modules that are no longer needed.

• It is a relatively simple command to use.

• It is supported by most Linux distributions.

Here are some of the drawbacks of using rmmod:

• It can be difficult to understand which kernel modules are in use.

• If you remove a kernel module that is still in use, your system may not boot properly.

• It is not as secure as some other tools for managing kernel modules.

The rmmod command is a powerful tool that can be used to manage kernel modules. However, it is important to use it carefully and to understand which kernel modules are in use.

help

Usage:
        rmmod [options] modulename ...
Options:
        -f, --force       forces a module unload and may crash your
                          machine. This requires Forced Module Removal
                          option in your kernel. DANGEROUS
        -s, --syslog      print to syslog, not stderr
        -v, --verbose     enables more messages
        -V, --version     show version
        -h, --help        show this help