Category Archives: Linux

Using EPEL (Extra Packages for Enterprise Linux)

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.

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Using dmidecode to read the BIOS

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 … Continue reading 

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How to fix a failed RAID-1 array

Problem: One of the disks in your software RAID-1 array has failed.

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Converting from Ext2 to Ext3 filesystems

The tune2fs program can add a journal to an existing ext2 file system without altering the data already on the partition.

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Performance testing with Bonnie++

Bonnie++ is a short test, running about 30 minutes on a single client. The information it yields can be used to compare differences between different mount options, but its real value is in deriving CPU usage during the various tests … Continue reading 

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