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pacman-database:tldr:1979f
The pacman --database --check
command is used in Arch Linux and its derivatives to check the consistency and integrity of the local package database.
Here's how the different components of the command work:
pacman
is the package manager used in Arch Linux systems.--database
is an option that tells pacman to operate on the package database rather than performing any package installation or removal.--check
is another option that specifies the action to be performed, which in this case is to check the database.
When you run this command, pacman will iterate through all the installed packages in the local database and compare their actual file system states with the recorded states in the database. It will verify if the packages are correctly installed, if all the files are present, and if any files have been modified or removed since installation.
This helps identify any inconsistencies or corruption in the package database, allowing you to take appropriate actions like reinstalling or removing problematic packages. Running pacman --database --check
regularly is recommended to ensure the system's package database is in a healthy state.