Updating the rpm database

08 Jun

In particular, much of the output we show is highly dependent on the packages that are already installed on our systems.Your own output may be quite different, although you should be able to recognize the important commonalities.Find the suggested package(s) on the Red Hat Enterprise Linux CD-ROMs or from Red Hat Network , and add it to the command: option for installing kernel packages, because RPM replaces the previous kernel package.This does not affect a running system, but if the new kernel is unable to boot during your next restart, there would be no other kernel to boot instead.

Always check the PGP signature of packages before installing them on your Linux systems and make sure its integrity and origin is OK.

In addition to querying the RPM database, you can use the database to verify packages.

Since this database is so important to the management of your Linux system, this chapter covers how to back it up, as well as how to repair a damaged RPM database.

Another article in this series, "Learn Linux 101: Debian package management," covers the package management tools used on Debian systems.

From a user perspective, the basic package management function is provided by commands.