May 08, 2020 · YUM is a package management utility for RPM-based distributions. RPM (Red Hat Package Manager) is the package manager that systems like RHEL and CentOS are based on. YUM uses RPM under the hood, hiding its complexity through a high-level abstraction.

Jan 10, 2018 · List all configured YUM repositories. List all YUM repositories available on server. [root@kerneltalks ~]# yum repolist all Loaded plugins: amazon-id, rhui-lb, search-disabled-repos repo id repo name status *epel/x86_64 Extra Packages for Enterprise Linux 6 - x86_64 enabled: 12,448 epel-debuginfo/x86_64 Extra Packages for Enterprise Linux 6 - x86_64 - Debug disabled epel-source/x86_64 Extra The above configuration will not allow yum update or yum upgrade to update any of the gcc packages to version greater than what was installed at the time the locking was performed. See the yum-versionlock(1) for a list of all available commands. Diagnostic Steps. To display the list of locked packages, use: # yum versionlock list To discard the Nov 30, 2017 · Re: yum list all available kernels upgrades and not just latest Post by TrevorH » Thu Nov 30, 2017 9:04 am All kernel versions except the latest one have security vulnerabilities and should not be used. Nov 29, 2019 · Finally, show available packages, run: sudo yum list --available One can count all installed packages using the wc command: sudo yum list --installed | wc -l sudo yum list --all | wc -l sudo yum list --available | wc -l. Display packages list that needs updates/patching. Keeping your CentOS box secure is an essential task. One can get a list of

Using the above command we can see (if there are any available) packages from the enabled repositories for an update. It is always recommended the installers should examine and verify the list of available packages before blindly execute the 'update' sub-command to update your system, as sometimes the new updates /patches may not be compatible with your existing applications or hardware.

Jun 23, 2019 · In case you need to remove any of the Java packages installed, use the yum remove command. For example, to remove Open JDK 8 use the following command: sudo yum remove java-1.8.0-openjdk-devel. Confirm the process by pressing y (yes), and it will uninstall the package from CentOS, as in the image below: On newer versions of yum, this information is stored in the "yumdb" when the package is installed. This is the only 100% accurate way to get the information, and you can use: yumdb search from_repo repoid (or repoquery and grep -- don't grep yum output).

May 04, 2019 · The "group list" is used to list the available groups from all yum repositories. Groups are marked as "installed" if all mandatory packages are installed, or if a group doesn't have any mandatory packages then it is installed if any of the optional or default package are installed.

Difference between yum check updates and list update. Although the two commands sound similar, so there is a difference between checking for updates and listing updates in yum. $ yum list updates. The command to list updates, shown above, will list all the packages in the repositories that have an update available. YUM Query Available Packages From Specific Repository on Fedora, CentOS, Red Hat Updated on December 8, 2011 by JR 9 comments This is a quick tip, howto find, query and list all available packages from a specific Yum repository/repositories on Fedora, CentOS, Red Hat (RHEL). Ansible is known as simple, agentless IT automation tool also. In this topic, we are going to learn about Ansible Versions. List of Versions. Every Ansible version gets released on every 4-6 month cycle depending upon the changes from version to version. For every new version, it can be tested before its release made available. Apr 03, 2020 · yum list available: Display all available packages for download and install. yum list installed: Display all installed packages. yum list all: Display all installed and available packages. yum list kernel: Display all installed and available kernel packages. yum list info: Display information about a package.