Time Management for System Administrators
Thomas A. Limoncelli
Git Fundamentals
Thom Parkin
Site Reliability Engineering: How Google Runs Production Systems
Niall Richard Murphy & Chris Jones & Jennifer Petoff & Betsy Beyer
Amazon Web Services in Action
Andreas Wittig & Michael Wittig
Getting Started With Varnish Cache: Accelerate Your Web Applications
Thijs Feryn
Getting Started With Memcached
Ahmed Soliman