dmesg command is used to display the kernel related messages on Unix like systems. dmesg stands for “display message or display driver“. dmesg command retrieve its data by reading the kernel ring buffer. While...
Touch command is used to create empty files and also changes the timestamps of existing files on Unix & Linux System. Changing timestamps here means updating the access and modification time of files and...
Overview sudo stands for superuser do. It allows authorized users to execute command as an another user. Another user can be regular user or superuser. However, most of the time we use it to...
iostat command is used to monitor CPU utilization and I/O (input /output) statistics of all the disks and file systems. nfsiostat command is used to monitor i/o statistics of network file system(NFS). iostat command...
ncat or nc is networking utility with functionality similar to cat command but for network. It is a general purpose CLI tool for reading, writing, redirecting data across a network. It is designed to...
As the name suggests ‘split‘ command is used to split or break a file into the pieces in Linux and UNIX systems. Whenever we split a large file with split command then split output...
Sed command or Stream Editor is very powerful utility offered by Linux/Unix systems. It is mainly used for text substitution , find & replace but it can also perform other text manipulations like insertion,...
DNF or Dandified YUM is a fork of YUM package manager. It was introduced in fedora 18 & on fedora 22, it has now become default package manager for handling the RPM packages. DNF...
For years & years we have been using ‘ifconfig‘ command to perform network related tasks like checking network interfaces or configuring them. But ‘ifconfig’ is no longer being maintained & has been deprecated on...
Docker Container is one of the most emerging technologies now a days. Docker Containers are generally used in CI/CD (Continuous Integration/Continuous Deployment) platform. Containers are the light weight VMs (Virtual Machines) which use under...
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