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Category: Linux/Unix

All about linux and unix

Linux/UnixPosted onApril 26, 2022April 26, 2022

AWK practical examples & usage – Complete guide

One of the most powerful data manipulation utilities is awk, a program that incorporates a wide range of data matching, modifying, and programming features. The…

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Linux/UnixPosted onApril 25, 2020April 26, 2022

AWK Complete Guide with follow along examples in PDF

Above file contains many follow along examples with easy to understand instructions. All examples tested in Ubuntu bash shell. After going through this pdf you…

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ApachePosted onApril 3, 2018April 3, 2018

Common Issues & Troubleshooting in Weblogic

1 – OOM issues Young Generation : It is place where lived for short period and divided into two spaces: Eden Space : When object…

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Linux/UnixPosted onSeptember 1, 2017September 1, 2017

Running a Command on Multiple servers using Free Fanout Utility

Fanout is a nifty tool for sysadmins to quickly run a set of commands on multiple servers: It runs non-interactive commands (like dd, cat, adduser, uname -a, etc.) and…

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Linux/UnixPosted onJanuary 28, 2017January 30, 2017

Take remote GUI of Solaris or Linux Machine with Free and Open Source xMing

This is a frequent requirement when you want to run some program which has a GUI on remote Linux machine , you will get an…

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Linux/UnixPosted onAugust 30, 2016

Redirection in Unix/Linux

Redirection is a very important concept in Unix, it is quite helpful when you setup cron or schedule the scripts, it helps you in redirection…

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Linux/UnixPosted onJanuary 28, 2016January 28, 2016

Finding High mount point greater than threshold in single command

You can use below command to find a mount point whose usage is greater than threshold value Example below we have 1st filed as mount…

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ApachePosted onApril 13, 2014April 13, 2014

Heartbleed Bug affecting Weblogic websphere apache & other middleware application / web servers ?

So we all are hearing various news about Heartbleed Bug, so let’s see which of our middleware application servers are affected by this: Here is…

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Linux/UnixPosted onNovember 22, 2013

Find which process is using a particular Port (AIX, Linux, Windows)

AIX Command 1. lsof -i :<port number> – This command must be run as root. lsof executable is available here. https://www14.software.ibm.com/webapp/iwm/web/reg/pick.do?source=aixbp&lang=en_US AIX Example Let’s set…

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Linux/UnixPosted onJune 16, 2013June 16, 2013

Excluding some files in present directory to while creating tar

In Below Example Excluding zip files in a particular directory

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