How to take dump or backup of all mysql databases in Linux ?
Today we will look how to take backup/dump of all mysql databases of our linux system from command line. I. Taking Backup To take backup, we will use mysqldump command...
Category: Linux/Unix
In this category, you can see all articles related to Unix or Linux operating System.
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Solved: lastb command not working or utmp file not updating.
Today we will look at the solution of two issues w.r.t lastb command. lastb command by default shows details of all the bad login attempts. Issue 1: last command display...
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How to view current logged in users in linux ?
Today we will look various different ways to view current logged in users in linux. The user login data is usually saved and read from /var/run/utmp file. Lets see different...
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How to view, setup and analyze sshd(Secure shell daemon) logs in redhat or centos linux ?
In this article, we will look how to view, analyze and setup SSHD logs on our Redhat or Centos Linux system. 1. Viewing SSHD Log file. ## For Ubuntu [root@nglinux...
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How to kill or clean zombie or defunct processes in linux ?
Processes marked as are zombie(Z in ps command output) processes (also called as “dead” processes) that remain in process table memory because their parent has not destroyed them properly after...
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What is character class in bash shell linux and how to use them to search a pattern ?
In Linux, Character Classes is a group of characters which are responsible to perform pattern matching. Character Classes are defined using “[]” i.e. square brackets and matches any of the...
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Different ways/commands to look for IP address of your Linux Machine ?
This is one of another basic article that explains various commands through which we can look for IP address assigned to our Linux Operating System. 1. ifconfig Ifconfig is most...
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Different ways to create a file in Linux ?
Today we will look at a very basic article to know various ways to create a file in linux. Lets see the various commands below. 1. Touch command [root@ngelinux ]#...