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Linux

Amazon Glacier: Cloud Storage For Archives And Backups Launched

Amazon web services (AWS) launched a new service called Amazon Glacier. You can use this service for archiving mission-critical data and backups in a reliable way in an enterprise IT or for personal usage. This service cost as low as $0.01 (one US penny, one one-hundredth of a dollar) per Gigabyte, per month. You can […]

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Linux

Making a high secured Linux server

Data or application security is one of the major headaches faced as a system Administrator. In my blog am trying to share a few points which make a server less vulnerable to a hack. Remove all unwanted Software: remove/disable all unnecessary services or package installed in the server, you can remove unnecessary package from your server […]

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Linux

How to add a new hard disk to a Linux operating System?

Once the new harddisk is connected, you can verify the connected harddisk by  issuing the below comment. $fdisk -l see the screenshot below.               As you can see above the second hard disk is detected as “/dev/sdb” Steps for creating a new ext3 partition 1. #fdisk /dev/sdb type “m” […]

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Linux

How do I list connected USB devices in linux?

In all flavors of Linux, we can use a utility called “lsusb” to get information on various USB devices connected. $ lsusb The above command lists devices connected to the Linux kernel. See the screenshot attached below.   You can use, $ lsusb -v to get more detailed information on the devices connected to the system.

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Linux

Install Subversion with Web Access on Ubuntu

To install subversion, open a terminal and run the following command: sudo apt-get install subversion libapache2-svn We’re going to create the subversion repository in /svn, although you should choose a location that has a good amount of space. sudo svnadmin create /svn Next we’ll need to edit the configuration file for the subversion webdav module. […]

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Linux Redhat

RedHat Enterprise Linux (RHEL 5 installation guide)

RHEL 5 can be installed using a variety of methods, like DVD/CD ROM Harddrive NFS FTP HTTP Here we are going to discuss RHEL5 installation using the first method (by using a RHEL5 DVD) As a starting procedure, boot your server from the DVD drive, the installation program then probes our system and tries to […]

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Linux

GettingUbuntu

There are several methods of obtaining Ubuntu. Downloading the Ubuntu ISO Go to the Official Download Page Select the Ubuntu Desktop version that you wish to install: If you have a recent computer (>2010), or if you know that your computer is 64bit, you should select the 64bit version for better performance and UEFI compatibility. […]

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Linux

Linux- Free and opensource

Linux is a UNIX-like computer operating system assembled under the model of free and opensource Software development and distribution. Linux is one of the leading operating system used in servers both in small scale and even large scale mission critical projects. More than 90% of the supercomputers existing in this century runs on one or […]

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Linux

Extending a logical volume in a virtual machine running Red Hat or Cent OS

To extend the logical volume:Note: These steps only apply to EXT3 file systems. Caution: VMware recommends having a complete backup of the virtual machine prior making these changes. Power off the virtual machine. Edit the virtual machine settings and extend the virtual disk size. For more information, see Increasing the size of a virtual disk (1004047). […]

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Linux

Local Yum Setup for RHEL

The Yellowdog Updater, Modfied (YUM) is an Open-source command line package-management utility for RPM based Linux systems. YUM allows automatic updates, package and dependency management. This article helps you in YUM setup in RHEL enviroments 1. Create RPM directory root@technix#mkdir /RPMS 2. Copy all the rpm packages from disk to “/RPMS” directory 3. Install createrepo rpm […]