Linux sysadmins

Linux Sysadmins - Linux Guides, Nix Guides, Tutorials, Tips & Tricks.

Grub Rescue

Troubleshooting

How to fix Grub Rescue in CentOS and RHEL 7

Babin Lonston Jan 19, 2020

A fix for boot issue (Grub rescue) will be carried out by sysadmins by following few steps. A brief guide…

Linux

How to Harden sshd.service Using systemd Without Breaking SSH Access

Cloud & Containerization

OKD Cluster (OpenShift) Installation on Bare Metal

Linux

Configuring HAProxy LB for OKD HA Cluster

DHCP Servers

Configuring DHCP Server for OKD HA Clusters