Abdur Rehman
DevOps | DevSecOps | MLOps | Multi-Cloud Infrastructure
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Recently took on a hands-on infrastructure challenge building an Active Directory environment from the ground up on a dedicated server.
From configuring RAID and installing Windows Server, to setting up the Forest/Domain, AD user accounts, Group Policies, a print server, and a...
Just finished diving into Terraform and hands-on building infrastructure as code. Learned a lot along the way, including:
Setting up resources and variables
Using outputs to see what’s happening in my infra
Playing with interpolation, for_each, and conditional logic
Debugging...
Case Study: Versioned Deployment & Rollback Pipeline (Without Kubernetes)
The Problem:
Many teams struggle with deployments that aren't traceable or reversible. Using latest tags creates ambiguity, you never know exactly which image is running, and rollbacks often mean...
Just wrapped up testing an automated VM monitoring setup using n8n on my local machine.
It SSHs into all 5 local servers every morning at 9 AM PKT and sends a color coded health report (CPU, RAM, Disk, Uptime, Services) to the team via email.
Everything's been verified against live terminal output, Data is accurate.
Taints in Kubernetes (K8s)
Taints in Kubernetes are used to control which pods can be scheduled on specific nodes. They act as restrictions placed on nodes, preventing pods from being scheduled unless the pods have matching tolerations. This helps in reserving nodes for specific...
