A self reference guide on up and running with Pi-hole on a Ubuntu 22.04 LTS virtual machine. System Requirement for Pi-hole Using 192.168.0.50 as IP address for Pihole […]
Troubleshooting / Ubuntu Linux
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Configure network interface using NMCLI on Ubuntu 22.04 LTS
By default Ubuntu 22.04 LTS Jammy Jellyfish enabled with netplan network configuration using YAML format. If you are comfortable with using nmcli we need to install Network Manager […]
Cloud & Containerization
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Install Kubernetes Cluster on Ubuntu 22.04 LTS using kubeadm
A self reference guide for setting up a Vanilla Kubernetes on top of 4 virtual machines.The current setup running with latest Kuberenets release version v1.28.1 All new packages […]
Cloud & Containerization
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Portworx Cheat Sheet
Options can be replaced with short aliases as follows Print the cluster provision status To list the cluster nodes. To Inspect a single node using node ID. To […]
pfSense Router / Virtualization
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Home Lab | Proxmox and Pfsense with Cisco SG300-10
How-to-guide for self when VLANs are configured in Pfsense and Cisco SG300-10. Pfsense with VLANs –> Cisco Switch –> Proxmox (vmbr0) After a factory reset, access the switch […]
Cloud & Containerization / Linux
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How to extend space for a OCP /sysroot mounted for /
The current disk size is 64 GB and disk was extended from VMware end, Now time to extend from RedHat OpenShift side. We are getting below package from […]
Cloud & Containerization
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Creating Podman container systemd unit files for rootless containers
By default Docker or Podman doesn’t have any systemd unit to start the container during a reboot. Let’s see how to create a systemd unit file for a […]
Troubleshooting
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LEAPP Upgrade failed with more space needed on the / filesystem
LEAPP Upgrade from RHEL 7 to 8 fails for lack of space, The actual error while performing a LEAPP upgrade. Just we need to increase the size of […]
Automation
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Installing Ansible on Rocky Linux 8.x
Introduction A step-by-step installation and configuration of Ansible on Rocky Linux. Numerous guides are available over the internet, however, installing on a Basic server will confuse some newbies. […]
Cloud & Containerization
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Podman cheat Sheet
A handy Podman cheat sheet, documenting for self reference. Basic Podman Options To check the current installed version of podman. Print everything about podman in this server. The […]