Yumdb comes with 'yum-utils' package, so make sure to install it. If for some reason a file has been damaged or got deleted from the system, we can start with the rpm -qf query option to find out from what package the file originated.
Next use rpm2cpio cpio -idmv to extract the files from the package. Consider the ssh example:. We can now copy it to its original location. Text-wrapping can make this tool harder to read. Use the rpm ——help command for more options, or refer to the documentation. Yum-utils is a software package that adds functionality to the standard YUM package manager.
The yum-utils package uses yum repositories to pull information. Now you understand how to list and filter installed packages on CentOS. Introduction Managing a CentOS operating system often means knowing the software packages that are installed. The CentOS repositories contain thousands of rpm packages that can be installed using the desktop software manager or from the command line using the yum , dnf , and rpm utilities.
Some libraries and applications are packaged in rpm format but not included in any CentOS repository. Be extra careful when installing rpm packages from unofficial sources. The package must be built for your system architecture and CentOS version.
Never replace or update essential system packages, like glibc, systemd, or other services and libraries that are essential for the proper functioning of the system.
Yum and Dnf package managers are used in RedHat distributions namely RedHat, CentOS and Fedora mostly for installation, reinstallation, update, upgrade and removal of rpm packages.
Jan 02, Using yumdownloader to download rpm package and all dependencies. Below is the command to download rpm package with all it's dependencies. Glibc -resolve Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile. For debuginfo packages, see Debuginfo mirror.
Starting from CentOS 8 dnf replaced yum as the default package manager. Share your thoughts concerning this article via the feedback section below. TecMint is the fastest growing and most trusted community site for any kind of Linux Articles, Guides and Books on the web. Millions of people visit TecMint! If you like what you are reading, please consider buying us a coffee or 2 as a token of appreciation. We are thankful for your never ending support. Since the release of Fedora 22 , in which DNF became the new default packaging tool and therefore obsoleted yum command on subsequent Fedora OSs, YUM was kept on those Fedora OSs for compatibility reason regarding Linux distributions forked from the Fedora project Red Hat, Centos that kept on using YUM, and will be kept for that very reason until they adopt it definitively.
Such command is likely to cover all current active repositories on a system which is indeed exactly what I was aiming to. As noticeable those outputs are incorrect which is no surprise after investigation.
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