Backup any personal data to an external hard drive or to another machine.If there is some unrecoverable error that requires a fresh install, you don't want to lose any data.
For example, do not just update the server without also upgrading the client, the common files for server and client libraries, and so on.
Migration and Upgrade from installations by older RPM packages.
When I tried to use Amarok on this installation I got no sound, even though the soundcard appeared to be working (it sounds at startup, for instance).
I noticed a new version on a newer DVD so I have tried to install it through Yast.
If any dependencies of the package (or packages) you update have updates available themselves, then they are updated too.
Finished Dependency Resolution Dependencies Resolved =========================================================================== Package Arch Version Repository Size =========================================================================== Updating: udev x86_64 147-2.15.el6 rhel 337 k Transaction Summary =========================================================================== Install 0 Package(s) Upgrade 1 Package(s) Total download size: 337 k Is this ok [y/N]:, which Yum uses to perform changes to the system, provides a mechanism for ensuring their integrity.For your info, I'm including the last lines of mysqlbug below.If you are upgrading using Dnf and it shows any general dependency issues, please file them in Bugzilla.However, if you have to upgrade My SQL using the RPM packages downloaded directly from the My SQL Developer Zone (see Section 7.5, “Installing My SQL on Linux Using RPM Packages from Oracle” for information on the packages), go to the folder that contains all the downloaded packages (and, preferably, no other RPM packages with similar names), and issue the following command: instead makes the installation process more prone to failure, due to potential dependency issues the installation process might run into.For an upgrade installation using RPM packages, the My SQL server is automatically restarted at the end of the installation if it was running when the upgrade installation began.Yum performs automatic dependency resolution on packages you are updating, installing, or removing, and thus is able to automatically determine, fetch, and install all available dependent packages.