Modern System Administration: Building and Maintaining Reliable Systems

I. Foundations
1. Introduction
    Principles
    Modernization of Compute, Network and Storage
        Compute
        Network
        Storage
    Infrastructure Management
    Scaling Production Readiness
    A Role by any Other Name
        DevOps
        Site Reliability Engineering (SRE)
        How do Devops and SRE Differ?
        System Administrator
    Finding Your Next Opportunity
2. Infrastructure Strategy
    Understanding Infrastructure Lifecycle
        Lifecycle of Physical Hardware
        Lifecycle of Cloud Services
        Challenges to Planning Infrastructure Strategy
    Infrastructure Stacks
    Infrastructure as Code
    Wrapping Up
II. Principles
3. Version Control
    Fundamentals of Git
        Branching
    Working with Remote Git Repositories
    Resolving Conflicts
    Fixing Your Local Repository
    Advancing Collaboration with Version Control
    Wrapping Up
4. Local Development Environments
    Choosing an Editor
        Minimizing required mouse usage
        Integrated Static Code Analysis
        Easing editing through auto completion
        Indenting code to match team conventions
        Collaborating while editing
        Integrating workflow with git
        Extending the development environment
    Selecting Languages to Install
    Installing and Configuring Applications
    Wrapping Up
5. Testing
    Why should Sysadmins Write Tests?
    Differentiating the Types of Testing
        Linting
        Unit Tests
        Integration Tests
        End-to-End Tests
    Examining the Shape of Testing Strategy
    Existing Sysadmin Testing Activities
    When Tests Fail
        Environment Problem
        Flawed Test Logic
        Assumptions Changed
        Code Defects
        Failures in Test Strategy
    Flaky Tests
    Wrapping Up
6. Security
    Collaboration in Security
    Borrow the Attacker Lens
    Design for Security Operability
        Qualifying Issues
    Wrapping Up
III. Principles in Practice
7. Infracode
    Building Machine Images
        Building with Packer
        Building With Docker
    Provisioning Infrastructure Resources
    Provisioning with Terraform
    Configuring Infrastructure Resources
        Configuring with Chef
    Getting Started with Infracode
    Wrapping Up
8. Testing in Practice
    Writing Unit Tests for Infracode
        Writing Unit Tests with Chefspec
        Writing Unit Tests for Datadog Install Recipe
    Writing Integration Tests for Infracode
        Writing Integration Tests for Datadog Install Recipe
        Linting Chef Code with Rubocop and Foodcritic
    Wrapping Up
9. Security and Infracode
    Managing Identity and Access
        How should you control access to your system?
        Who should have access to your system?
    Managing Secrets
        Password Managers and Secret Management Software
        Defending Secrets and Monitoring Usage
    Securing Compute Infrastructure
    Managing Networking
    Recommendations for your Security Infracode
IV. Scaling Production Readiness
10. Monitoring Theory
    Why Monitor?
    How Monitoring and Observability Differ?
    Monitoring Building Blocks
        Events
        Monitors
        Data: Metrics, Logs, and Tracing
    What does Monitoring look like?
        Event Detection
        Data Collection
        Data Reduction
        Data Analysis
        Data Presentation
    Monitoring for Sustainable Work
11. Presenting Information
    Know your audience
    Choosing your channel
    Choose your story type
    Presenting Data in Action
        Charts are Worth A Thousand Words.
        Telling the Same Story With a Different Audience
        The Key Takeaway
    Know your visuals
        Visual Cues
        Chart types
    Recommended Visualization Practices
12. Building Resilient On-Call Teams
    What Is On-Call?
        Adding Developers to the On-call Rotation
        Updating On-Call Processes
    Monitor the On-Call Experience
    Adopt a Whole Team(s) Approach
    On-Call in Practice
        Preparing for On-Call
    Wrapping Up
13. Managing Incidents
    What is an Incident?
    What is Incident Management?
        Roles and Responsibilities
    Pre-emptive Planning
    Handling the Incident
    Post-incident meeting
    Practice Failure