linux

Beginners guide to install Ansible on RHEL/CentOS 8

Step by step tutorial to install ansible on RHEL 8 or CentOS 8 Linux. Configure ansible.cfg, create static inventory and run ad-hoc commands yum install ansible

Deepak Prasad11 min read
linux

Install Eclipse IDE on Rocky Linux 9 [Step-by-Step]

Step by step instructions to install eclipse IDE on Rocky Linux 9

Omer Cakmak4 min read
linux

How to Install PowerISO on Linux [Step-by-Step]

Step by step instructions to install poweriso in Linux. Install PowerISO using GUI or Terminal manager in Ubuntu, Debian, Red hat, CentOS and any other distribution.

Omer Cakmak4 min read
linux

Install Apache from Source Code Rocky Linux [Step-by-Step]

Step by Step instructions to install and configure apache from source code in Rocky Linux 8

Deepak Prasad6 min read
linux

How to configure ipv6 address in Linux (RHEL / CentOS 7/8)

Configure IPv6 address using Network Manager (nmtui), CLI, Modify existing IPv6 address using nmci on Linux (RHEL / CentOS 7), Best practices for IPv6 usage

Deepak Prasad8 min read
linux

Install Maven in Rocky Linux 9

2 different methods to install latest maven package using system package manager or from downloading maven from official repository.

Omer Cakmak3 min read
security

How to PROPERLY Open Port in RHEL/CentOS Linux

Examples to open port in linux RHEL/CentOS 7/8 Use netstat to check port status. centos open firewall port. how to open and close ports. check if port is open

Deepak Prasad13 min read
linux

Step-by-Step: Create LVM during installation RHEL/CentOS 7/8

Step by step screenshots to create LVM during installation using Red Hat or CentOS 7/8 ISO. how to create lvm in redhat linux 7 step by step

Deepak Prasad6 min read
system-administration

Configure Thin Provision LVM using kickstart with example in CentOS/RHEL 7/8

Configure thin provision lvm using kickstart and PXE server in CentOS/RHEL 7 and 8 Linux with examples. Define custom chunksize and metadata to create thinpool

Deepak Prasad5 min read
linux

3 simple & easy steps to install vlc player on CentOS 8

Step by step tutorial to install vlc player media on linux with and without head for both GUI and CLI mode with examples

Deepak Prasad6 min read
storage

5 easy steps to resize root LVM partition in RHEL/CentOS 7/8 Linux

Steps to resize root LVM partition. Increase or decrease root logical volume partition size with examples in RHEL/CentOS 7/8 Linux. Extend or shrink root LVM

Deepak Prasad8 min read
storage

How to configure iSCSI target and initiator on CentOS/RHEL 7/8 Linux

How to configure iscsi target and initiator multipath SAN on CentOS / RHEL 7 Linux. Configure iscsi target with targetcli and initiator with iscsiadm

Deepak Prasad8 min read
linux

How to create or configure network bridge in CentOS / RHEL 7/8

configure network bridge by this step by step guide on CentOS or RHEL 7 linux, configure network bridge using NetworkManager TUI, nmtui.

Deepak Prasad6 min read
security

How to configure secure Kerberized NFS Server ( RHEL / CentOS 7)

Setup Kerberized NFS share secured with kerberos authentication for LDAP Users using IPA server on RHEL / CentOS 7 Linux added security with sec=krb5p NFS share

Deepak Prasad6 min read
linux

Samba Active Directory Setup

Step by step instructions to setup Samba Active Directory on Rocky Linux 8. Join WIndows Client to Samba Domain Controller

Deepak Prasad11 min read
storage

Tutorial: What is GlusterFS shared storage and types of volumes

What is GlusterFS Tutorial Replication Types of Volumes. Distributed Volume Replicated Volume. RHEL CentOS 8 glusterfs shared storage. gluster file system linux

Deepak Prasad6 min read
linux

How to set GRUB2 password using grub2-setpassword (RHEL / CentOS 7)

Steps to set grub2 password using grub2-setpassword for unautorized modification of grub2 entries. Also steps to remove grub2 password from rhel /centos 7

Deepak Prasad3 min read
linux

Install MongoDB on Rocky Linux 8.4 (Step-by-Step)

In this tutorial we will cover the steps to install MongoDB on Rocky Linux.

Deepak Prasad5 min read
system-administration

Install & configure FreeIPA Server & Client (RHEL/CentOS 7)

Step by Step guide tutorial on how to install and configure FreeIPA, ipa server LDAP, kerberos, DNS and IPA client on RHEL/CentOS 7 Linux with GUI and CLI

Deepak Prasad12 min read
devops

What is fencing | Setup KVM cluster fencing RHEL CentOS 8

Step-by-Step Tutorial to configure cluster fencing, stonith device in RHEL and CentOS 8 Linux. Use fence_xvm to fence KVM HA Cluster nodes. Setup pacemaker fencing.

Deepak Prasad10 min read
linux

Install Oh My Zsh on Linux [Step-by-Step]

Step by Step instructions to install Oh My Zsh on different Linux distributions such as Ubuntu, Red Hat, CentOS, Debian, OpenSuSE, Arch Linux

Omer Cakmak5 min read
linux

Convert CentOS 8 to Rocky Linux 8

As you know, CentOS Linux 8 became the end of life on 31 Dec 2021. It will now continue its life as CentOS Stream 8. Many people/organizations using CentOS

Omer Cakmak5 min read
devops

Install ELK stack on Rocky Linux 8

Step by step instructions to install ELK Stack on Rocky Linux. Install Elasticsearch, Logstash and Kibana

Deepak Prasad8 min read
system-administration

Create KVM virtual machine | virt-manager | RHEL CentOS 8

Step-by-Step Guide to create KVM Virtual Machine using Virtual Manager in RHEL and CentOS 8 Linux. Create VM, Take Snapshot, Assign Networks using Virtual manager GUI

Deepak Prasad6 min read
linux

Install MongoDB on AlmaLinux 8 [Step-by-Step]

Step by Step instructions to install mongodb on AlmaLinux 8. Access mongodb shell, create admin user, establish a connection with mongodb server using a different client. configure firewall and selinux

Deepak Prasad6 min read
linux

Install Rancher on Rocky Linux 9 [Step-by-Step]

Step by step instructions to install rancher on Rocky Linux 9 with screenshots.

Omer Cakmak6 min read
linux

Install R on Rocky Linux 8 & 9

Step by Step instructions to install R Programming Language in Rocky Linux. Download and Install specific version of R language

Omer Cakmak5 min read
system-administration

How to install Oracle Virtual Box on Linux (CentOS / RHEL 7)

Step by step Guide to install Oracle Virtual Box on RHEL / CentOS 7 Linux. To install Oracle Virtual Box you need EPEL repo. Oracle Virtual 5.2 is out now

Deepak Prasad3 min read
networking

How to create and configure network bridge using nmcli (static & dhcp)

Configure network bridge using nmcli for static and dhcp ip. nmcli connection reload. nmcli onboot. nmcli network manager centos 7. nmcli con add modify

Deepak Prasad7 min read
system-administration

How to enable SSH access & configure network in rescue mode (CentOS/RHEL

Steps to enable SSH access in linux rescue mode and configure network in rescue mode in RHEL/CentOS 7/8 with example transfer sosreport file inst.sshd=1

Deepak Prasad4 min read