Linux Servers, Centos, Debian...

Virtual desktops on Linux

Had this problem:
deployed on a server one powerful system with possible users of the system, like the desktop. Each user should be assigned a certain strictly defined configuration (for example, 1 core, 2GB operatives, etc.). Everything should be as transparent to the end user (connected, job, disconnected).

How to disable PCI-switches on the device on the fly

I am developing a manual test in which there is a need to simulate disabling SCSI fiber channel.
Uses SCSI FC adapter QLogic ISP2532 coupled with OSes CentOS 6.2.

How to install Python3.3 on Debian x64?

The situation: a server on a remote Debian 6 x64. There trying to make a Python script.
For the script needs Python 3.3 (this version, others do not roll) with the module sqlite3 (since the script writes to the database in this format)

OpenSUSE 12.3 released

Today, March 13, 2013, without delay was a new release of the popular distribution openSUSE 03/12 . Of the innovations is worth noting:

Linux 3.8 Local Root Vulnerability

It seems that the call clone () with parameters CLONE_NEWUSER | CLONE_FS results in a uid 0, ie, provides a standard user root.

New distribution Backtrack: Meet Kali Linux

Known distribution for pentestinga BackTrack changes name to Kali Linux and moved to Ubuntu on Debian. Kali Linux is the best Linux distribution for penetration testing and security audit.

OpenVZ: Mounting Host Devices/Partitions/Directories In A Container With Bind Mounts (Debian/Ubuntu)

Sometimes you are in a situation where you need to mount a hard drive, partiiton or directory from the OpenVZ host inside an OpenVZ container - for example, you add a fast SSD to the host and want to put

How To Benchmark Your System (CPU, File IO, MySQL) With sysbench

sysbench is a benchmark suite which allows you to quickly get an impression about system performance which is important if you plan to run a database under intensive load. This article explains how to benchmark your CPU, file IO, and MySQL performance with sysbench.

How To Take Screenshots Of VirtualBox VMs

VirtualBox is a great virtualization solution, however if lacks one big feature: the ability to take screenshots of a virtual machine. Of course, you can use the host operating system’s print screen feature, but this wil ltake a picture of the whole workspace, including window decorations, etc. which you will have to remove in your iage editing software which is a tedious task.

VBoxHeadless - Running Virtual Machines With VirtualBox 4.1 On A Headless CentOS 6.2 Server - Page 2

This guide explains how you can run virtual machines with VirtualBox 4.1 on a headless CentOS 6.2 server. Normally you use the VirtualBox GUI to manage your virtual machines, but a server does not have a desktop environment. Fortunately, VirtualBox comes with a tool called

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