Programming Amazon EC2 by Vliet, Jurg van -- Read -- Imperial Library of Trantor

Index

Programming Amazon EC2

SPECIAL OFFER: Upgrade this ebook with O’Reilly Foreword Preface

Audience Conventions Used in This Book Using Code Examples Safari® Books Online How to Contact Us Acknowledgments

1. Introducing AWS

From 0 to AWS

Biggest Problem First Infinite Storage Computing Per Hour Very Scalable Data Store Optimizing Even More Going Global

Growing into Your Application

Start with Realistic Expectations Simply Small Growing Up Moving Out

“You Build It, You Run It”

Individuals and Interactions: One Team Working Software: Shared Responsibility Customer Collaboration: Evolve Your Infrastructure Responding to Change: Saying Yes with a Smile

In Short

2. Starting with EC2, RDS, and S3/CloudFront

Setting Up Your Environment

Your AWS Account Command-Line Tools AWS Management Console Other Tools

Choosing Your Geographic Location, Regions, and Availability Zones Choosing an Architecture Creating the Rails Server on EC2

Creating a Key Pair Finding a Suitable AMI Setting Up the Web/Application Server

Launching an instance (Request Instances Wizard) Setting up the instance Creating and using an EBS volume Creating and associating an EIP Installing the software Creating a custom image Provisioning the instance at boot/launch User data

RDS Database

Creating an RDS Instance (Launching the DB Instance Wizard) Is This All?

S3/CloudFront

Setting Up S3 and CloudFront Static Content to S3/CloudFront

Case study: Publitas—CloudFront to the rescue

Making Backups of Volumes

Installing the Tools Running the Script

In Short

3. Growing with S3, ELB, Auto Scaling, and RDS

Preparing to Scale

Setting Up the Tools

S3 for File Uploads

User Uploads for Kulitzer (Rails)

Elastic Load Balancing

Creating an ELB Difficulties with ELB

Auto Scaling

Setting Up Auto Scaling

Launch configuration Autoscaling group Autoscaling (alarms and policies) Semiautoscaling

Auto Scaling in Production

Pausing Auto Scaling Replacing the launch configuration Changing the alarms Changing the autoscaling group Decommissioning an autoscaling group

Scaling a Relational Database

Scaling Up (or Down)

DB instance classes

Scaling Out

Storage engine

Tips and Tricks

Disk is slow Slow log Storage

Elastic Beanstalk In Short

4. Decoupling with SQS, SimpleDB, and SNS

SQS

Example 1: Offloading Image Processing for Kulitzer (Ruby) Example 2: Priority PDF Processing for Marvia (PHP)

Installing the tools for PHP Writing messages Reading messages

Example 3: Monitoring Queues in Decaf (Java)

Getting the queues Reading the queue attributes Checking a specific queue attribute

SimpleDB

Use Cases for SimpleDB Example 1: Storing Users for Kulitzer (Ruby)

Adding a user Getting a user

Example 2: Sharing Marvia Accounts and Templates (PHP)

Adding an account Getting an account Incrementing the counter

Example 3: SimpleDB in Decaf (Java)

Listing domains Listing items in a domain: select Getting domain metadata

SNS

Example 1: Implementing Contest Rules for Kulitzer (Ruby)

Preparing tools for SNS in Ruby Topics per contest Subscribing to registration updates Publishing messages to a topic Deleting a topic Publishing to Facebook

Example 2: PDF Processing Status (Monitoring) for Marvia (PHP)

Creating a topic for an account Subscription and confirmation Publishing and receiving status updates

Example 3: SNS in Decaf (Java)

Listing topics Subscribing to a topic via email Sending notifications on a topic

In Short

5. Managing the Inevitable Downtime

Measure

Up/Down Alerts Monitoring on the Inside Monitoring on the Outside

CloudWatch ELBs Region

Understand

Why Did I Lose My Instance? Spikes Are Interesting Predicting Bottlenecks

Improvement Strategies

Benchmarking and Tuning The Merits of Virtual Hardware

Replace hardware Scaling up Auto Scaling group of one

In Short

6. Improving Your Uptime

Measure

EC2

Dimensions Metrics

ELB

Dimensions Metrics

RDS

Dimensions Metrics

Using Dimensions from the Command Line Alerts

Understand

Setting Expectations Viewing Components

Improvement Strategies

Planning Nonautoscaling Components Tuning Auto Scaling

In Short

7. Managing Your Decoupled System

Measure

S3 SQS

Queue size Latency Throughput

SimpleDB

Size Fragmentation

SNS

Burst factor

Understand

Imbalances Bursts

Improvement Strategies

Queues Neutralize Bursts Notifications Accelerate

In Short

8. And Now…

Other Approaches Private/Hybrid Clouds Thank You

Index About the Authors Colophon SPECIAL OFFER: Upgrade this ebook with O’Reilly

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