While Working on Linux Servers, assigning Static IP address on NIC / Ethernet cards is one of the common tasks that every Linux engineer do. If one configures the Static IP address correctly on...
Now a days in IT field, automation is the hot topic and every organization is start adopting the automation tools like Puppet, Ansible, Chef, CFEngine, Foreman and Katello. Out of these tools Ansible is...
In OpenStack terminology, Availability Zones (AZ) is defined as a logical partition of compute(nova), block storage (cinder) and network Service (neutron). Availability zones are required to segregate the work load of environments like production...
Managing Disk quota on file systems is one of the most common day to day operation tasks for Linux admins, in this article we will demonstrate how to setup disk quota on XFS file...
Let me start by explaining what a container is, it is normal process on the host machine (any Linux based m/c) with following characteristics, It feels like a VM, but it is not. Uses...
Hello All!!!, Good to See you! So we saw how to install Debian 10(Buster) in the previous article. Today, we are going to learn how to upgrade from Debian 9 to Debian 10. Since...
Generally, all Linux administrators use history command to track which commands were executed in previous sessions, but there is one limitation of history command is that it doesn’t store the command’s output. There can...
KVM is an open source virtualization technology which converts your Linux machine into a type-1 bare-metal hypervisor that allows you to run multiple virtual machines (VMs) or guest VMs KVM stands for Kernel based...
There are some scenarios where we want to assign multiple IPs from different VLAN on the same Ethernet card (nic) on Linux servers (CentOS / RHEL). This can be done by enabling VLAN tagged...
Introduction: Challenges like number of open files in any of the production environment has become common now a day. Since many applications which are Java based and Apache based, are getting installed and configured,...
In this article, we’ll be looking at how to install LEMP stack on Fedora 30 Server. LEMP Stands for: L -> Linux E -> Nginx M -> Maria DB P -> PHP I am...
Ansible is tool of choice these days if you must manage multiple devices, be it Linux, Windows, Mac, Network Devices, VMware and lot more. What makes Ansible popular is its agent less feature and...
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