Books or Resources I have found useful:
The Debian Administrator’s Handbook
Data Storage Networking: CompTIA Storage+ Certification
CCENT/CCNA ICND1 100-101 Official Cert Guide
Infrastructure Blog focused around Virtualisation, Storage, Server and other Tech
Infrastructure Blog focused around Virtualisation, Storage, Server and other Tech
Infrastructure Blog focused around Virtualisation, Storage, Server and other Tech
Infrastructure Blog focused around Virtualisation, Storage, Server and other Tech