Liquidstate

You can force the re-installation of a package using:

rpm -e --justdb --nodeps <package-name>
yum install <package-name>

This can be really useful if you’ve accidentally removed some components of the package, or perhaps hacked around with config files so much that you just want to go back to the original. Yum will automatically re-install any missing binaries, but it will not overwrite your existing config files. Instead, the ‘default’ config files will be written as “<filename>.rpmnew”.

EPEL (Extra Packages for Enterprise Linux) is a volunteer-based community effort from the Fedora project to create a repository of high-quality add-on packages that complement Red Hat Enterprise Linux (RHEL) and its compatible spinoffs, such as CentOS. Read the rest of this entry »

Dmidecode reports information about your system’s hardware as described in your system BIOS according to the SMBIOS/DMI standard. This information typically includes system manufacturer, model name, serial number, BIOS version, asset tag as well as a lot of other details of varying level of interest and reliability depending on the manufacturer. This will often include usage status for the CPU sockets, expansion slots (e.g. AGP, PCI, ISA) and memory module slots, and the list of I/O ports (e.g. serial, parallel, USB). Read the rest of this entry »

Problem: One of the disks in your software RAID-1 array has failed. Read the rest of this entry »

The tune2fs program can add a journal to an existing ext2 file system without altering the data already on the partition. Read the rest of this entry »