Linux Commands

The “tar” command in linux used for making archive of files and directories. Using “tar” command you can create “.tar“, “.tar.gz“, “.tar.bz2” file archive. These are known as “tarball“, “gizp“, “bzip” in Linux. TAR has more flexibility than ZIP, which is widely used in cross platform environment. I will show tar …

Linux system admins are very familiar with command line tools. Many time admins need to administrate mysql server, they need to create database, manage database user, backup & restore mysql database, repair database & much more. In this post I will explain some usefull command to administrate mysql server. To …

What is GREP ? Unix / Linux provides a powerful tool to search the contents of one or more text files, or to search the contents of input provided, for matching a pattern. This is referred to as pattern matching (a.k.a. regular expression or globbing). A pattern can be a …

If you are a linux system administrator one of the more important things to learn and to know is how to manage users and groups in linux systems. This guide will describe how to add, delete and modify users and groups (manage users and groups) on CentOS 6 linux (same applies …

fdisk stands (for “fixed disk or format disk“) is an most commonly used command-line based disk manipulation utility for a Linux/Unix systems. With the help of fdisk command you can view, create, resize, delete, change, copy and move partitions on a hard drive using its own user friendly text based …

Since RHEL 4.0 Kernel Version 2.6, ACPI enabled laptop battery related information can easily be found using the command: cat /proc/acpi/battery/BAT0/info