Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base

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Compression and Archival Tools for Linux Administrators

  File Compressing and Decompressing Utilities We have several tools to compress and decompress in unix and linux environment. Below is the list of some commonly used tools. gzip-compression The gzip tool is typically categorized as the “classic” method of compressing data on a Linux machine....

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I/O direction commands in Linux

There are also a few characters you can use to direct or redirect output of commands. These characters are > Directs output to a file or device (overwrites if the file exists) < Directs input from the file or device >> Appends output or text to...

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Linux regular expressions ( regex) to analyze text

Create a Sample file to Understand how RegEx commands works in Linux My original text Another line with the number 3 Search for the word “me” I contain 5and6 Skip me and me 0 + 1 = 1 Above this line is a math equation…duh! 1....

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Basic Linux Commands for Everyday Usage

1.  List the contents of the current directory: # ls Desktop Documents Downloads Music Pictures Public Templates Videos 2. Show the current location: # pwd /home/user01 Presently, you are in user01’s home directory, so the output of the ls command was all directories that belong to...

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How to verify Link Configuring and Vnet Settings on LDOMS

There are two basic components involved in virtual networking for LDoms: Virtual switches and virtual network devices.  The virtual switch should be seen just like a real ethernet switch.  It “runs” in the service domain and moves ethernet packets back and forth. A virtual network device...

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