Problem The command: # hdparm -d /dev/hdc reports that DMA is disabled. Attempting to enable DMA on an optical drive…
Centos
TipsAndTricks/WindowsShares
Contents Required packages Basic method Better Method Even-better method Yet Another Even-better method OK, we live in the wonderful world…
TipsAndTricks/SelinuxBooleans
The list below is from CentOS 5. There are a few booleans on CentOS 4, which you also might find…
TipsAndTricks/BrokenVserver
Contents But I DO have yum already, and I AM on CentOS I don’t have yum on my CentOS installation…
TipsAndTricks/BecomingRoot
It is highly recommended that GUI interfaces not be run as root. That can easily lead to disaster. It is…
TipsAndTricks/BannerFiles
or say hello to the user that log in and NO to unauthorized users. Author: matsk Final: 2009-02-10 Send improvements,…
TipsAndTricks/Repair RAID5 Volumes
Author: LevShamardin It is usually bad when a disk fails in a RAID5 volume, but sometimes things may get even…
TipsAndTricks/KickStart
For full documentations, please see https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/5/html/Installation_Guide/ch-kickstart2.html (CentOS 5), https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Installation_Guide/ch-kickstart2.html (CentOS 6) or https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Installation_Guide/chap-kickstart-installations.html (CentOS 7) Tuning the %packages section When…
TipsAndTricks/YumAndRPM
Contents Getting rpm to display architecture Query packages not from CentOS Reset File Permissions View the Changelog Using RPM Using…
TipsAndTricks/IdentifyHardDisk
When working with hard disks it is sometimes difficult to determine which piece of hardware corresponds to which Linux device.…