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 machine snapshot is a copy of...
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...
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 (Controller and Compute) via undercloud...
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 Virtual machines...
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 servers (Controller, Compute...
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...
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 Linux,...
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...
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 & run a virtual...
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 them in human...
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