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What Does Yum Update Command Do?

Alexander Ross • • 6 min read
What Does Yum Update Command Do?
yum upgrade forces the removal of obsolete packages, while yum update may or may not also do this. If run without any packages, update will update every currently installed package. If one or more packages or package globs are specified, Yum will only update the listed packages.

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Also asked, how do I see yum update history?

To database are normally found in /var/lib/yum/history/ directory. The history option was added at the the end of 2009 (or thereabouts) to yum command. The history command allows an admin to access detailed information on the history of yum transactions that have been run on a system.

Also Know, what is Yum log? YUM is an interactive, rpm based, high level package manager for RHEL/CentOS systems, it enables users to install new packages, remove/erase old/unwanted packages. Below are some examples of how to use the YUM history command.

Then, what is Yum and RPM?

Yum is a package manager. RPM is a package container that includes information on what dependencies are needed by the package and build instructions. YUM reads the dependencies file and build instructions, downloads the dependencies, then builds the package.

How do you use yum install in Linux?

Custom YUM Repository

  1. Step 1: Install "createrepo" To create Custom YUM Repository we need to install additional software called "createrepo" on our cloud server.
  2. Step 2: Create Repository directory.
  3. Step 3: Put RPM files to Repository directory.
  4. Step 4: Run "createrepo"
  5. Step 5: Create YUM Repository Configuration file.
Related Question Answers

What is the difference between yum update and upgrade?

yum upgrade forces the removal of obsolete packages, while yum update may or may not also do this. If run without any packages, update will update every currently installed package. If one or more packages or package globs are specified, Yum will only update the listed packages.

How do I find my yum repo list?

List YUM repositories. Run command yum repolist and it will show you all repositories configured under YUM and enabled for use on that server. To view disabled repositories or all repositories refer below section in this article. In above output you can see repo list with repo id, repo name and status.
Alexander Ross
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Alexander Ross

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.