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11 Useful spilt command examples for Linux Users
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 file’s default size...
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How to Install and Configure Bind 9 (DNS Server) on Ubuntu / Debian System
DNS or Domain Name System, as we know is an internet service that is used to translate the user friendly domain into computer friendly IP addresses. Not only can we translate domain names to IP...
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How to Upgrade Fedora 26 to Fedora 27 Workstation via GUI and Command Line
The month of November 2017 saw many interesting releases for Linux and one such instance where the community was so excited was the release of Fedora 27. The development process of Fedora 27 around...
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How to Install and Use Wireshark on Debian 9 / Ubuntu 16.04 / 17.10
Wireshark is free and open source, cross platform, GUI based Network packet analyzer that is available for Linux, Windows, MacOS, Solaris etc. It captures network packets in real time & presents...
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20 Red Hat Satellite Server Interview Questions and Answers
Q:1 What is Red Hat satellite Server and why it is required ? Ans: Red Hat satellite Server is a system management tool that can be used to configure new systems and provide software updates from Red...
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10 useful ncat (nc) Command Examples for Linux Systems
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...
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How to enable Nested Virtualization in KVM on CentOS 7 / RHEL 7
Nested virtualization means to configure virtualization environment inside a virtual machine. In other words we can say nested virtualization is a feature in the hypervisor which allows us to install...
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How to View Contents of Compressed (.zip, .gz , .tgz, .tbz2, .7z) Files and...
We use compression or archives the file & folders either to backup or to save space on our system. We can use tar, gzip or any other utility to perform the compression/archiving of the files and...
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How to Install and Configure HAProxy on Debian 9 / Ubuntu 16.04 Server
HAProxy is a free & open source solution for High availability and load balancing, it can also be used for proxying TCP & HTTP based applications. HAProxy can be installed and configured on...
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Fedora 27 Server Installation Guide with Screenshots
Hello and Welcome to all Linux Lovers to LinuxTechi, one of the leading Linux Tutorials and Guide website. Today we are going to see about the newly released Fedora 27 Server, its new features along...
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How Install Tripleo(Openstack on Openstack) UnderCloud on CentOS 7
Undercloud is a single node OpenStack installation deployed either in a Virtual machine or in bare metal server. The objective of undercloud is to install, test, manage and update its overcloud...
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How to Install and Configure Foreman 1.16 on Debian 9 / Ubuntu 16.04 Server
Foreman is a free and open source Configuration and provisioning tool which can be installed on Red Hat, CentOS, Scientific Linux, Debian and Ubuntu Systems. With Forman tool we can easily provision...
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How to Install and Configure Icinga 2 / Icinga Web 2 on CentOS 7 and RHEL 7
Icinga 2 is an open source monitoring tool that is used for checking the availability of IT resources (Network, servers etc) & report the outage in case a resource is down. It also generates...
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How to deploy TripleO Overcloud (Controller , Compute) on CentOS 7 VMs
Welcome back LinuxTechi users, with the continuation of our openstack deployment with Tripleo approach. In this tutorial we will discuss the steps how we can deploy tripleo overcloud Servers...
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Install ‘SuperTux 2’ Game for Kids on Ubuntu 16.04 / Debian 9 / Linux Mint 18.03
SuperTux 2 is an exciting 2D jump and run game that is pretty much similar to the ever popular series of Super Mario Games. It is a free and open-source linux game that was originally conceived and...
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How to add remote Linux and Windows Host to Icinga 2 for Monitoring
As discussed in our earlier article, Icinga2 is an open source tool for monitoring the IT resources. We have already covered the installation of icinga2 on CentOS / RHEL 7 machines & in this...
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How to Create, Revert and Delete KVM Virtual machine (domain) snapshot with...
While working on the virtualization platform system administrators usually take the snapshot of virtual machine before doing any major activity like deploying the latest patch and code. Virtual...
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How to Monitor Linux Systems Performance with iostat command
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)....
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How to Install VLC 3 (Media Player) on Debian 9 / Ubuntu 16.04 / 17.10
As of we know VLC is the most widely used media player on Linux and Windows Desktop. VideoLan project has recently released its latest & stable version of VLC 3. Some of the new features of VLC 3...
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Top 12 Open Source Backup Tools for Linux Systems
When it comes to data safety and security, not only large companies, but also personal computer owners also need to have good backup and recovery software that protects their data from losing their...
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