Skip to main content 
Sysadmin & DevOps
- How to navigate Linux, inspect logs, and monitor resource usage
- How to harden servers with firewalls, SSH policies, and automatic updates
- How to deploy DSPACE in Docker or k3s and keep it running
- Learn Basic Linux Commands
- Inspect System Logs
- Monitor System Resources
- Launch DSPACE in Docker
- Set Up a CI Pipeline
- Configure Firewall Rules
- Laptop Computer for SSH sessions and configuration work
- Raspberry Pi 5 board for local testing and automation
- External backup SSD for snapshots and recovery drills
- PoE+ switch for managed network lab setups
- Making changes without capturing the current configuration state
- Leaving SSH exposed without key-based auth or firewall rules
- Skipping backup restores to verify that they actually work
- Pair deployments with Backups guidance.
- Review hosting basics in Self-hosting.
Sysadmin and DevOps quests are about keeping real systems reliable: secure shells, monitor logs, ship updates, and automate backups.