Infra

EvoIT

Aspect	SysAdmin 💀 (1990 - 2010)	DevOps 🚀 (2015 - Present)
Provisioning	SSH + Manual commands	Infrastructure as Code (Terraform, ArgoCD)
Configuration	Custom Bash scripts	Config Management (Ansible/Puppet)
Deployment	Manual FTP / SCP	CI/CD Pipelines + GitOps
Scaling	Manual cloning / racking	Auto-scaling & Kubernetes (K8s)
Monitoring	Nagios + Basic scripts	Observability (Prometheus + Grafana)
Logging	SSH + tail -f	Centralized Logs (ELK / Loki)
Backup	Cron jobs + Local scripts	Automated Snapshots / Cloud Backup
Documentation	Static Wikis / Manual docs	Code is the documentation
Disaster Recovery	Days (Manual rebuild)	Minutes (Automated redeploy)

Contents

• Data management
  • Backup and integrity
  • Software raid - mdadm
  • zpool setup
• Shell
  • Monitoring tools
  • Lab of network - netkit
  • Tmux
• Bootstrap GitOps with k3s
• chroot jail
• Database disk footprint
• Firefox configuration
• Initramfs mode
• Containers with LXC
• nginx
• Server config
• Tools
• Workstation config