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Your #1 all-in-one reference and exam Study Guide for the UPDATED AWS SysOps Administrator certification!
This comprehensive book guides readers through the role of a SysOps Administrator and helps prepare candidates to take the updated AWS Certified SysOps Administrator-Associate (SOA-C01) Exam. The AWS Certified SysOps Administrator-Associate certification validates technical expertise in deployment, management, and operations on the AWS platform.
This Study Guide not only prepares readers for the AWS exam, but it makes sure the reader is ready to perform the duties expected of SysOps Administrators. The book focuses on the skill-set required of AWS professionals by filling in the gap between test preparation and real-world preparedness. Concepts covered include:
Monitoring and Reporting
High Availability
Deployment and Provisioning
Storage and Dada Management
Security and Compliance
Networking
Automation and Optimization
And More
Readers will also have one year of free access to the Sybex interactive online learning environment and test bank, providing a suite of robust study tools including an assessment test, chapter tests, bonus practice exam, electronic flashcards, and a glossary of key terms.
TABLE OF CONTENTS
Introduction xxvii
Assessment Test xxxiv
Part I AWS Fundamentals 1
Chapter 1 Introduction to Systems Operations on AWS 3
The AWS Ecosystem 5
The AWS Services Model 6
The AWS Global Presence 7
AWS Managed Services 8
What is Systems Operations? 14
The AWS Shared Responsibility Model 15
The AWS Service Level Agreement 16
The Seven Domains 16
Working with AWS 17
The AWS Management Console 17
The AWS CLI 19
AWS SDKs 19
Technical Support and Online Resources 19
Support Plans 20
Other Support Resources 20
Key Exam Resources 20
Summary 21
Exam Essentials 21
Review Questions 24
Part II Monitoring and Reporting 29
Chapter 2 Amazon CloudWatch 31
Monitoring on AWS 32
Monitoring is Event-Driven 33
Monitoring is Customizable 34
Monitoring Drives Action 36
Basic CloudWatch Terms and Concepts 36
CloudWatch is Metric- and Event-Based 36
Alarms Indicate Notifiable Change 36
Events and CloudWatch Events are Lower Level 37
CloudWatch Events Has Three Components 37
Choosing Between Alarms and Events 37
What's in a Namespace? 37
To the 10th Dimension 38
Statistics Aggregate Metrics 38
Monitoring Compute 39
EC2 Instance Metrics 39
EC2 EBS Metrics 40
ECS Metrics 41
Monitoring Storage 41
S3 Metrics 42
RDS Metrics 42
DynamoDB2 Metrics 43
CloudWatch Alarms 44
Create an Alarm Threshold 45
Set Off an Alarm 45
Respond to an Alarm 45
CloudWatch Events 46
Events 46
Rules 46
Targets 47
Summary 47
Resources to Review 48
Exam Essentials 48
Exercises 49
Review Questions 56
Chapter 3 AWS Organizations 61
Managing Multiple Accounts 62
AWS Organizations Consolidates User Management 63
AWS Organizations Consolidates Billing 63
Core AWS Organizations Concepts 64
An Organization is a Collection of Accounts 64
Organizations Have a Master Account 65
Manage Organizational Units Across Accounts 65
Apply Service Control Policies 66
AWS Organizations and Consolidated Billing 68
Compliance Benefits 69
Prefer AWS Organizations Over Tagging 69
Summary 69
Exam Essentials 70
Exercises 70
Review Questions 73
Chapter 4 AWS Config 77
Managing Configuration Changes 78
Continuous Everything 79
On-Premises Solutions 80
Configuration in the Cloud 80
AWS Config Use Cases 81
Centralized Configuration Management 81
Audit Trails 83
Configuration as Security 83
AWS Config Rules and Responses 83
Rules are Desired Configurations 83
A Configuration Item Represents a Specific Configuration 84
Rules are Evaluated 85
AWS Config or AWS CloudTrail? 87
Summary 87
Resources to Review 88
Exam Essentials 88
Exercises 89
Review Questions 96
Chapter 5 AWS CloudTrail 101
API Logs are Trails of Data 102
What Exactly is a Trail? 103
The CloudTrail Process 105
CloudTrail as a Monitoring Tool 106
Viewing CloudTrail Logs 106
Connect a CloudTrail Trail to SNS 107
CloudTrail Handles Permissions.Sometimes 108
Summary 108
Resources to Review 108
Exam Essentials 109
Exercises 109
Review Questions 115
Part III High Availability 119
Chapter 6 Amazon Relational Database Service 121
Creating Databases with Amazon RDS 122
Amazon RDS vs. Your Own Instances 123
Supported Database Engines 125
Database Configuration and Parameter Groups 125
Scalability with Amazon RDS 127
Amazon RDS Key Features 128
Scaling Amazon RDS Instances 128
Backing Up Amazon RDS Instances 128
Securing Amazon RDS Instances 129
Multi-AZ Configuration 129
Creating a Multi-AZ Deployment 129
Failing Over to the Secondary Instance 130
Read Replicas 131
Replication to Read Replicas 131
Connecting to Read Replicas 132
Read Replicas' Requirements and Limitations 132
Amazon Aurora 132
Aurora Volumes 133
Aurora Replicas 133
Summary 133
Resources to Review 134
Exam Essentials 134
Review Questions 136
Chapter 7 Auto Scaling 141
Auto Scaling Terms and Concepts 142
Auto Scaling Groups 143
Scaling In and Scaling Out 143
Scaling More than EC2 144
Minimums, Maximums, and Desired Capacity 145
Auto Scaling Groups Auto Scale 145
Auto Scaling Instances Must Be Maintained 146
Launch Configurations 147
EC2 Instances are Launch Configuration Templates 147
One Auto Scaling Group Has One Launch Configuration 148
Launch Templates: Versioned Launch Configurations 148
Auto Scaling Strategies 149
Manual Scaling 149
Scheduled Scaling 149
Dynamic Scaling 150
Cooldown Periods 150
Instances Terminate in Order 151
When Auto Scaling Fails 152
Summary 153
Resources to Review 153
Exam Essentials 153
Exercises 154
Review Questions 158
Part IV Deployment and Provisioning 163
Chapter 8 Hubs, Spokes, and Bastion Hosts 165
VPC Peering 166
Understanding the Use Case for Hub-and-Spoke Architecture 168
Using a VPC Peering Connection Across Multiple Regions
(Interregion Peering) 169
Bastion Hosts 169
Architecting for Bastion Host Use 170
Options for Bastion Hosts 170
Summary 171
Resources to Review 172
Linux Bastion Hosts on the AWS Cloud: 172
Exam Essentials 172
Exercises 173
Review Questions 183
Chapter 9 AWS Systems Manager 187
AWS Systems Manager 188
Communication with AWS Systems Manager 189
AWS Managed Instances 190
AWS Resource Groups 191
Taking Action with AWS Systems Manager 191
Summary 196
Resources to Review 196
Exam Essentials 197
Exercises 197
Review Questions 205
Part V Storage and Data Management 209
Chapter 10 Amazon Simple Storage Service (S3)