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Step by Step Installing CentOS Linux 8 with Screenshots
CentOS Linux 8 is completely free to use and licensed under GNU GPL, It provides all features available in RHEL 8 and support available from the community.Linux Variant'sStep by step Oracle Linux 8 Installation guide with screenshots
Step by step guide to install Oracle Linux 8 with the screenshot will explain how to perform a clean installation from scratch on Virtual or Physical servers.Linux Variant'sInstalling RedHat Enterprise Linux 8.0 with screenshots
RedHat Enterprise Linux 8.0 a Hybrid Cloud Operating System from Red Hat for containers, Artificial Intelligence and much more.Linux Variant'sStep by step Debian Linux 9 Installation guide with screenshots
In this guide, we about see how to install with Debian Linux version 9 code name "Stretch". The Debian project came to the universe by...Linux Variant'sStep by step Scientific Linux 7.5 Installation guide with screenshots
In our last guides, we have covered with how to install RHEL 7.x, CentOS 7.x, Oracle Linux 7.x. In this guide, we are about... - RHEL Linux
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- Oracle Linux
- Scientific Linux
- Debian Linux
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automation
Automation
Ansible tasks for Sysadmins with 25 examples
Ansible tasks are a set of actions, the number of tasks can be combined to form a playbook required for sysadmins in their daily routine operations.
Automation
Splunk forwarder installation using Ansible
(adsbygoogle = window.adsbygoogle || ).push({}); Splunk forwarder installation can be accomplished using Ansible. In...
Automation
Create a Logical volume using Ansible
(adsbygoogle = window.adsbygoogle || ).push({}); In our last guide, we have seen how to...
Automation
RunDeck IT automation tool step by step installation guide
RunDeck is an Open source server application to automate our daily IT tasks by replacing tools like Ansible, puppet, chef.
Automation
Ansible Playbook to create Users and Groups in Linux
Step by step creating with a user adding ansible playbook, Automating user account creation in Linux using Ansible playbooks made easy with Ansible.
Containerization
Cloud & Containerization
Create a Rolling Update Kubernetes Deployment in 3 ways
Kubernetes Deployment will help to bring up our Application online in a short span of time with the number of designated Replica sets.
Cloud & Containerization
How to Create a Kubernetes Pod
Creating our first Kubernetes Pod on our new Kubernetes cluster in some available methods. Let's see how to generate a YAML file from the created Pod as well.
Cloud & Containerization
How to access Kubernetes Dashboard ( Web UI)
To get a rich graphical view of Kubernetes cluster, we need to deploy a few pods, replica, service and much more, Which allow to access Kubernetes dashboard.
Cloud & Containerization
How to Install a Kubernetes on CentOS 7
Kubernetes is a container orchestrator used to deploy container-based application upon the requirement for developers and system administrators.
Cloud & Containerization
Create Windows Server Image for OpenStack
Create a Cloud image for OpenStack environment for windows server in QCOW2 format. This solves the purposes of running windows instance in a cloud environment.
Security
Security
Import RPM Signing GPG keys on CentOS 8
GPG Keys or GNU Privacy Guard is used to making sure that we are getting the right package from a trusted repository.
Security
Install Wazuh Open Source Security Analytics
Install production-ready Wazuh OpenSource security analytics tool to monitor your critical production environment.
Security
Migrate existing Iptables to Nftables in RHEL8/CentOS
Iptables can be migrated to nftables without spending time on writing it. Red Hat 8 based operating system provides translate tool to migrate the rules.
Security
How to start using SELinux or Security-Enhanced Linux
SELinux is one of security layer in Linux which protect the directory, files, process and ports with its own labels by preventing unauthorised access.
Security
Generate a CSR Certificate Signing Request in Linux
Generating a Certificate Signing Request (CSR) for Secure Sockets Layer (SSL) Certificate required when we need to sign with a Certificate Authority (CA).
Troubleshooting
Security
Import RPM Signing GPG keys on CentOS 8
GPG Keys or GNU Privacy Guard is used to making sure that we are getting the right package from a trusted repository.
Security
Install Wazuh Open Source Security Analytics
Install production-ready Wazuh OpenSource security analytics tool to monitor your critical production environment.
Security
Migrate existing Iptables to Nftables in RHEL8/CentOS
Iptables can be migrated to nftables without spending time on writing it. Red Hat 8 based operating system provides translate tool to migrate the rules.
Security
How to start using SELinux or Security-Enhanced Linux
SELinux is one of security layer in Linux which protect the directory, files, process and ports with its own labels by preventing unauthorised access.
Security
Generate a CSR Certificate Signing Request in Linux
Generating a Certificate Signing Request (CSR) for Secure Sockets Layer (SSL) Certificate required when we need to sign with a Certificate Authority (CA).
Storage Server
Storage Servers
Introduction to Software RAID and RAID Levels in Linux
Physical RAID or Software RAID (Redundant array of independent disks are used for reliability, resilience and performance. The most important part is to save our precious data without losing it in a production platform.
Storage Servers
Moving a Volume Group from one Server to another Server
Moving a Volume group from one system to another system without missing any underlying logical volumes and file systems.
Storage Servers
How to Create a Thinly Provisioned Logical Volume on CentOS/RHEL/7/8
Thinly Provisioned Logical volume is one of the advanced feature available in Logical volume Management, We can provision storage more than what we have.
Storage Servers
Migrating Logical Volumes in Logical Volume Management
Migrating Logical Volume by moving the extents from a PV to another PV when a faulty disk or the size of the disk need to be larger than the current one.
Storage Servers
Striped Logical Volume in Logical volume management (LVM)
How to create Striped Logical Volumes in Logical Volume Management to get good I/O performance by balancing the data written to disks.