How to find filesystem block size in linux or Unix ?
Today we will look how to find a filesystem blocksize in Linux or Unix Operating System. There are many ways, however the preferred ways are quoted below. 1. Use blockdev...
Tag: centos
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How to get services listening to a particular port in Linux ?
Today we will look how to get the service name listening to a particular port on Linux. The preferred and widely used command is netstat. With netstat, we can grep...
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How to copy files and keep it in sync using rsync command in Linux ?
In this post, we will look at an interesting tip to keep two directories in sync with each other. It helps us to take backup of a directory and perform...
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Linux: How to redirect command output to a file and also view it on screen side by side ?
Here we will see a trick to save the command output to one or more files alongwith viewing the output on screen. This commandis very ueful for logging and at...
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RHEL or Centos: How to count number of files inside a directory in Linux ?
In this article, we will look different ways or tricks to count number of files inside a directory in linux. I. Get files inside /tmp Using “wc -l” command on...
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How to view IPv6 IP address and ping it on Linux ?
Let us have a look how to view IPv6 addresses in Linux. For this, we can use the same “ifconfig” command. 1. Viewing IPv6 Address [root@ngelinux ]# ifconfig -a enp0s3:...
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Use of shebang #!/bin/bash in Linux shell scripts.
#! is known as shebang sequence. It marks the start of every script in linux. It tells the system what interpreter to use when executing the particular code written in...