Author Archive: Bobbin Zachariah

Founder of LinOxide , passionate lover of linux and technology writer. Started his career in Linux / Opensource from 2000. Love travelling, blogging and listening music. Reach Bobbin Zachariah about me page and also below google plus page.

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SteamOS: Game Changing for the Linux Games Industry ?

Valve recently announced its intent to release steamOS, an open source project based on Linux, intended to bring gaming onto Linux. This push by valve is significant because it is challenging windows in one of its last remaining bastions of strength, that is gaming. The ripple effects of this announcement were obvious when both AMD […]

October 11, 2013 | By
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Samba 4.0.10 Released - Fixes Some Major Bugs

Samba is a software that uses TCP/IP protocol to enable interaction between Microsoft Windows and other systems (like Unix, Linux etc.). It is a popular tool for file transfers across the systems. Samba 4.0.10 A new version of Samba -- 4.0.10 -- has been released on 8th October 2013. It is the latest stable release […]

October 9, 2013 | By
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Linux Top Command - Find How Much Memory The Process Use

However, generally we look at the memory usage as the 'free' command that provide us the total physical memory and used memory out of total memory . But top command is more useful to check memory usage in linux. Free command display only physical memory usage but top display virtual memory usages by each process. […]

September 13, 2013 | By
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Linux Pmap Command - Find How Much Memory Process Use

Pmap provide memory map of a process, The pmap command display the memory usage map of a process or multiple processes. Pmap reports information about the address space or memory usage map of a process. Pmap is actually a Sun OS command and Linux supports only very limited number of features. But it is very […]

September 11, 2013 | By
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Linux PS Command - Find How Much Memory Process Use

The ps or "process status" command is used to provide information about the currently running processes, including their process identification numbers (PIDs), USER, TTY, %CPU, %MEM and command. Every process is assigned a unique ID the system that is called PID. Here USER is username, under which user a process is running. TTY stands for […]

September 9, 2013 | By
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Power Of Linux sed Command

Linux Sed command is a stream editor that can perform basic text transformation on input stream. It can be used for editing in shell scripts for non-interactive editing. Other command line editors like vi, nano or emcs are big text editors, and these cannot be used for non-interactive editing. Sed's ability to filter text in […]

August 19, 2013 | By
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Fg/Bg Command - Linux Manage Process Foreground / Background

Linux treats everything as file. Even the processes are present as files under /proc directories. The processes are basically programs in execution. They can also be called jobs. We can run the jobs in background without any intervention from user. The jobs can be run in foreground as current jobs. The bg and fg commands […]

August 12, 2013 | By
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Linux wc Command - File Count Options

The linux wc utility in Linux counts the number of bytes, characters, words, and lines in a file or in standard input. This is a small but very useful utility provided among various utilities in Linux. This article explores wc command. Wc commamd By default, wc takes its input from STDIN. The default output counts […]

August 5, 2013 | By
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Linux Groupadd Command - Adding New Groups

The linux groupadd command is used to add a new group to the system. The groups are required for easy maintenance of users. Multiple users can be part of a group and a user can be part of more than one group. So there is many to many mapping of users to groups. This article […]

July 29, 2013 | By
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Managing Linux Services at Startup With Chkconfig Command

Linux chkconfig is a simple command line utility for manage and maintain /etc/rc[0-6].d directory hierarchy. This command is normally used to setup, view or change different services which are configured at startup. Through this command we can control what services start at the time of server startup and in which order. Chkconfig command is having […]

July 22, 2013 | By
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Shell Script To Run Same Command In Directories & SubDirectories

This linux shell script allows system administrator to run same command in all folders and sub-folders. For example system administrator need to have list of all file or need to rename or delete etc. Linux Shell Script #!/bin/bash # we ask user to enter directory from where to start echo -n "Please enter directory from […]

July 15, 2013 | By
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Linux User Add Command And Its All Options

Useradd is one of the many useful commands for the system administration. Administrating the users involve adding users and/or groups and modifying them whenever necessary. Useradd command is used to add users to the system. It also updates the default values for adding the users. Useradd command The users can be added simply by giving […]

July 8, 2013 | By
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Linux Tail Command Options With Examples

The linux tail command does something like its name. It displays the last few lines of a file. It is mostly used for viewing log file updates as these updates are appended to the log files. This article explains tail command with most common options. Tail Command Options The tail command accepts input from STDIN. […]

July 1, 2013 | By
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Linux Process And Directory Structure Tree Commands

Linux provides us with a number of small utilities for system monitoring and logging. These small tools are very helpful for a system administrator. The Unix ‘ls’ and ‘ps’ commands are very useful for listing directories and processes. But if we want the output in tree-like structure, we have tree and pstree commands. This article […]

June 24, 2013 | By
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