Linux Classroom Series – 28/Jul/2020

Software Installations in Linux Using Package Managers

Red Hat Package Manager (RPM)

  • RPM is a software management system that is used for installation & removal of software packages.
  • A package typically consists of archive of files and other metadata, includes configuration files, binaries.
  • RPM is pre-install on all redhat flavors like centos, rhel, fedora, Amazon linux etc…
  • Following are the primary functions of RPM program
    • Query, verify, update, install and uninstall software
    • Maintains a database that stores information about packages
    • Package other software into RPM form
  • Querying for all package
    • Execute the command below to list all the packages install on your system
    rpm --query --all
  • Querying Details for a specific package
    • Lets find information about a package called as bash
    rpm --query bash-*
    • To list all files that come with your package
    rpm -ql bash
    • To list configuration files
    rpm -qc bash
  • Determining what other packages on the system depend on the bash package
rpm -q --whatrequires bash
  • Installing software using rpm
    • Lets use rpm to install file beat available over here
    curl -L -O
  • Uninstall software using rpm Preview

The Debian Package Management System (DPMS)

  • DPMS is the framework for managing software on Debian or Debian-like systems
  • Debian packages end with .deb
  • At the core of DPMS is the dpkg application which works with the system providing several command line options Preview
  • Lets install and uninstall filebeat from debian package available over here
cd /tmp
sudo dpkg -i <debpackage path>


Automatic updates and package installers

  • We have following popular tools
    • YUM
    • DNF
    • APT
    • SNAP
  • Next Steps: Dive Deeper into Repository based software installations.

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