Dependencies are additional packages required by the principal package in order to function properly. Packages are normally in a pre-compiled binary format thus installation is quick and requires no compiling of software. deb, and usually exist in repositories which are collections of packages found online or on physical media, such as CD-ROM discs. The package files contain all of the necessary files, metadata, and instructions to implement a particular functionality or software application on your Ubuntu computer.ĭebian package files typically have the extension. Ubuntu’s package management system is derived from the same system used by the Debian GNU/Linux distribution. Several tools are available for interacting with Ubuntu’s package management system, from simple command-line utilities that can be easily automated by system administrators, to an easy-to-use graphical interface for those new to Ubuntu. In addition to providing access to an organized base of over 60,000 software packages for your Ubuntu computer, the package management facilities also feature dependency resolution capabilities and software update checking. Ubuntu features a comprehensive package management system for installing, upgrading, configuring, and removing software.

Multi-node configuration with Docker-Composeĭistributed Replicated Block Device (DRBD)

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