Scalable Systems Blog

NFS simplified

NFS allows you to share folders across the entire Network or range of ip address(ex. and also on particular client (ex. unaware of user’s credentials. In this example, Objective is to share...

yum package repair

The Yellowdog Updater, Modified (yum) is an open-source command-line package-management utility for Linux operating systems using the RPM Package Manager. Yum allows automatic updates, package and dependency management, on RPM-based distributions. Like the Advanced...

Upload files of size more than 2MB using Apache web server and php

To upload files of size more than 2MB using Apache web server and php.

Useful Linux commands

Q1. Linux kernel version ? A1. # uname -a Linux localhost.localdomain 2.6.18-194.8.1.el5 #1 SMP Thu Jul 1 19:07:06 EDT 2010 i686 i686 i386 GNU/Li Q2. Linux distribution architect ? A2.# uname -m i686 #...


chkrootkit (Check Rootkit) is a common Unix-based program intended to help system administrators check their system for known rootkits. It is a shell script using common UNIX/Linux tools like the strings and grep commands...

How to find ‘DocumentRoot’ of apache web server on CentOS

DocumentRoot Directive : It is the Directory that forms the main document tree visible from the web

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