Recent Articles

What Is SNMP? How To Install & Configure SNMP in Linux

Simple Network Management Protocol (SNMP) is an internet standard protocol which can be used to remotely retrieve the operational statistics of the routers and firewalls. Devices that typically support SNMP include routers, switches, servers, workstations and more. The monitoring tools such as MRTG, cacti uses SNMP to retrieve information from the routers to draw the […]

October 31, 2011 | By
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What Is Linux RPM And Installing, Uninstalling, Updating, Querying,Verifying RPM

What is RPM? Anybody who works with Linux knows what RPM is unless a newbie. RPM stands for redhat package manager. Although RPM was designed originally for REDHAT Linux, any other Linux version supports for RPM. What can RPM do for you? RPM is a command line system used in installing, uninstalling, updating, querying and verifying software […]

October 20, 2011 | By
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Did You Set Linux Kernel Parameters For Oracle Installation?

Installing oracle in a Linux box requires several requirements and modifications to your kernel. I will show you the requirements to install ORACLE 11g on centos 6.2. To make it complete, I am going to show other requirements also. Hardware requirements. According to ORACLE, your Linux box should have at least 1GB of RAM and […]

October 20, 2011 | By
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Linux Crontab: How To Configure Cron With Best Examples?

Linux crontab will allow you to schedule a job execution at regular intervals in background. You can schedule any command/script to be executed, place it in the crontab of the linux system, so that it will automatically execute at the scheduled time and will mail you the details. In this article, we will go through […]

October 2, 2011 | By
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How To Mount NFS Using Autofs?

Autofs uses the automount daemon to manage your mount points by only mounting them dynamically when they are accessed. Autofs consults the master map configuration file /etc/auto.master to determine which mount points are defined. It then starts an automount process with the appropriate parameters for each mount point. Each line in the master map defines […]

October 2, 2011 | By
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How To Configure NFS Service In Linux?

1. Introduction to NFS. The Network File System (NFS) is one of the most popular services of Linux operating system and it is specially designed to access remote file system over the network. This service is mainly based on the concept of RPC (Remote Procedure Call). This means that clients can access the partitions of […]

October 2, 2011 | By
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11 Examples How To Use Linux Tar Command And All Options

Tar command is the primary archiving utility. The tar command bundles a bunch of files together and creates an archive on the tape, disk drive or floppy disk. To create an archive using tar, use command like this, which bundles all the files in the current directory that end with .tar file. Using tar command […]

September 7, 2011 | By
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Learn How To Use Linux vi Editor And Its Commands

"vi" is the standard text editor in Unix and Linux systems. It is a visual editor as opposed to line editors "ed" and "ex". vi can be a little uncomfortable to use at first if you are new to it or have been using other advanced editors like 'gedit'. But once you get used to […]

September 7, 2011 | By
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Linux Commands To Manage Shared Libraries

The commands ldd and ldconfig are the Linux tools for managing shared libraries. You might have noticed many files starting with lib* in /lib and /usr/lib directories of your Linux machine. These files are called libraries. A library is a collection of objects, functions etc. A library makes it possible for a program to use […]

September 6, 2011 | By
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8 Examples - Linux du Command With All Its Options

The Disk Usage (du) is one of the best command in Linux to check the directory size including its other contents as well as the size of individual files. This command is also very useful in checking the space hogs mean those files and directories that are consuming large amount of disk space on your […]

September 6, 2011 | By
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What Is Zombie Process? How To Kill Zombie Process In Linux?

What is a zombie process? In Linux OS, a zombie process or a defunct process is a finished (dead) process, but it has still occupied an entry in the process table. Normally, a child process that has completed its execution will send a SIGCHLD signal to the parent process which has created it. Then the […]

September 6, 2011 | By
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15 Difference Between Linux Yum and Up2date Command

What is YUM? Yellow dog Updater, Modified (YUM) is an open source and free command line utility for package management. It is only compatible with that Linux operating system is having RPM facility in to it. Basic concept of YUM is to find out the dependencies which are required to install any package. With the […]

September 6, 2011 | By
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Example - How To Use Tee Command In Linux

In Unix and Linux world, a large number of small and single purpose programs are available. These programs can be chained together to perform complex tasks. Command chaining and redirection are the features that are used for these complex tasks. You can redirect the output and/or errors to a file and it will not be […]

August 22, 2011 | By
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13 Examples To Explain Linux Netstat Commad

The netstat command in Linux provides a lot of information about network activities and configuration on a system. It can display information on various network interface statistics. It can be used to check the network traffic, network sockets, listening ports, etc. This command provides a huge output many times, so you need to filter the […]

August 22, 2011 | By
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