====== RHEL 10 rpm command ======

===== Examine installed RPM packages =====

<code>
$ rpm -qa
$ rpm -qa | wc -l
$ rpm -qa "*kernel*"
</code>

===== Possible contents of an RPM package =====

  * binary executables
  * shared libraries
  * man pages/info files/doc files
  * configuration files
  * systemd files

===== Querying an installed package =====

General information about the package:

<code>
$ rpm -qi setup
Name        : setup
Version     : 2.14.5
Release     : 7.el10
Architecture: noarch
Install Date: Sat 17 Oct 2026 12:17:46 PM
Group       : System Environment/Base
Size        : 737783
License     : LicenseRef-Fedora-Public-Domain
Signature   :
              RSA/SHA256, Fri 06 Jun 2025 09:44:36 AM, Key ID dee5c11cc2a1e572
              RSA/SHA256, Fri 06 Jun 2025 09:44:37 AM, Key ID dee5c11cc2a1e572
Source RPM  : setup-2.14.5-7.el10.src.rpm
Build Date  : Thu 05 Jun 2025 03:29:25 PM
Build Host  : s390x-builder02.almalinux.org
Packager    : AlmaLinux Packaging Team <packager@almalinux.org>
Vendor      : AlmaLinux
URL         : https://pagure.io/setup/
Summary     : A set of system configuration and setup files
Description :
The setup package contains a set of important system configuration and
setup files, such as passwd, group, and profile.
</code>

Runtime dependencies of the package:

<code>
$ rpm -qR tree
</code>

===== Mapping packages to files and vice versa =====

List the files in a package (you've seen this before):

<code>
$ rpm -ql shadow-utils | less
</code>

Identify the package containing a file:

<code>
$ rpm -qf /etc/passwd
setup-2.14.5-7.el10.noarch
$
</code>