Systemadministration
Install Ubuntu on DELL Latitude ST Tablet
NOTE: It’s all testing and not stable! Try at your own risk! Attention:Achtung The GMA600 graphic hardware acceleration is not working ! 1. InstallInstallation You need USB-Hub, USB-Keyboard and an USB-Stick. 1.1 Download UbuntuUbuntu herrunterladen First download the latest Ubuntu release (currently Ubuntu 12.04 Alpha 2) Download Daily BuildDaily Build herrunterladen Choose ‚precise-desktop-i386.iso‘ and download […]
Install Foswiki on Ubuntu with Nginx
The serverDer Server I start with a default installation of Ubuntu server (11.10 in this Howto). Install Nginx Install software to add PPA: aptitude install python-software-properties Add Nginx PPA: nginx=stable # use nginx=development for latest development version add-apt-repository ppa:nginx/$nginx Install Ngnix: aptitude update aptitude install nginx See Nginx install Ubuntu PPA for more details. FastCGI […]
Xen FileSystem Performance Test
Testing XenServer filesystem performance on plain hardware and the difference between EXT and LVM. How To Change the Default Storage Repository to EXT3 HardwareHardware IBM Blade HS21 2x Intel(R) Xeon(R) CPU E5540 @ 2.53GHz 16 GB RAM LSI SAS 1064 with 2 SAS Disc with Raid 1 SoftwareSoftware XenServer 5.6 SP2 Virtual Machines Ubuntu VMs […]
Color Bash Prompt on Ubuntu and Debian
Ubuntu Green Prompt for your user Edit “~/.bashrc“ and change: #force_color_prompt=yes to: force_color_prompt=yes To change it for all new users make the same in “/etc/skel/.bashrc“. Red Prompt for root Edit “/root/.bashrc“ and change “force_color_prompt=yes“ like for your user. Now change the color to red. Search this line: PS1=’${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ ‚ and change it to: PS1=’${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ ‚ […]
Create a Linux or Utility Live Stick
Create Linux Live USB Stick with UNetbootin. Easy way to test a lot of other linux distributions or play around with some system utilities. You can install the following OS and System utilities with unetbootin. Operating Systems * Ubuntu * Fedora * Debian * PCLinux OS * Linux Mint * Sabayon Linux * openSUSE * […]
Encrypt your USB Stick
Encrypt your USB Stick with cryptsetup or TrueCrypt on Ubuntu. 1. Use cryptsetup 1.1 Install cryptsetup: aptitude install cryptsetup 1.2 Setup cryptsetup volume: Unmount the stick and format it: umount /dev/usb1 cryptsetup luksFormat /dev/usb1 Type „YES“ an choose a password. Open the crypt partition: cryptsetup luksOpen /dev/usb1 crypt_USB Create new Filesystem and mount it: mkfs.ext4 […]
Fix Ubuntu 11.10 Oneiric Ocelot dbus Problem
After uprade to Ubuntu 11.10 Oneiric Ocelot i get the following message during the system boot:Nach dem Update zu Ubuntu 11.10 Oneiric Ocelot bekam ich folgende Meldung wärend des Systemstarts: Waiting for network configuration It takes a long time and leads to a black screen.Es dauerte eine Weile und führte zu einem schwarzen Bildschirm. You […]
System Administrator Appreciation Day – 2011
To all other system adminstrators „HAPPY SYSADMIN DAY !“ http://www.sysadminday.com and, of course Sources: http://www.userfriendly.org http://xkcd.org
Install Sun Java with Puppet on Ubuntu
Sun wants you to agree to its license before installing the JRE/JDK. For an unattended install you need a preseed file. You get the content of this file with „debconf-get-selections | grep sun-„ on a system where you have already installed the required packages. Create a file „/etc/puppet/files/sun-java6.preseed“ with the following example content: sun-java6-bin shared/accepted-sun-dlj-v1-1 […]
Install latest Broadcom bnx2 linux driver
Install new broadcom driver on Ubuntu or Debian: 1. Download Linux driver http://www.broadcom.com/support/ethernet_nic/downloaddrivers.php 2. Unpack unzip linux-6.2.23.zip cd Server/Linux/Driver tar vfx netxtreme2-6.2.23.tar.gz cd netxtreme2-6.2.23 3. Install build tools and install the driver sudo aptitude install build-essential linux-headers make sudo make install 4. Test before installation: $ ethtool -i eth0 driver: bnx2 version: 2.0.2 firmware-version: 4.6.1 […]