38 Integrated help and package documentation #
Virtualization packages provide commands for managing many aspects of a virtualization host. It is not possible or expected to remember all options supported by these commands. A basic installation of a Xen or KVM host includes manual pages and integrated help for shell commands. The documentation sub-packages provide additional content beyond what is provided by the basic installation.
- Manual pages for shell commands
Most commands include a manual page that provides detailed information about the command, describes any options, and in certain cases gives example command usage. For example, to see the manual for the
virt-installcommand type:>man virt-install- Integrated help for shell commands
Commands also include integrated help, providing more compact and topic-driven documentation. For example, to see a brief description of the
virt-installcommand type:>virt-install --helpIntegrated help can also be used to see the details of a specific option. For example, to see the sub-options supported by the disk option type:
>virt-install --disk help- Documentation sub-packages
Many of the virtualization packages provide additional content in their documentation sub-package. As an example, the libvirt-doc package contains all the documentation available at https://libvirt.org, plus sample code demonstrating the use of the libvirt C API. Use the
rpmcommand to view the contents of a documentation sub-package. For example, to see the contents of libvirt-doc:rpm -ql libvirt-doc