Do you own, manage, or monitor web applications? Looking for tips & recommendations on how to better profile and troubleshoot their performance? This book will help you.
Slow performing web applications can kill a business or organization! Whether you're the Owner providing them to your customers or the Performance Engineer responsible for managing them, you need to ensure that your web applications perform fast.
This eBook will give you the tips, recommendations and guidelines needed to analyze your web applications for better performance.
You will learn the things to look at to help save you time before, during or after your sites are slow. When your sites are performing slowly, time is of the essence! If not, you or your company could be losing customers and clients!
What you'll learn from this book?
10 questions you need to answer in order to analyze your web applications
5 additional questions to ask when your sites are slow
9 key performance metrics to look at during analysis
5 common recommendations for better performance
Author(s): Jean Tunis
Publisher: Byrnes Publishing
Year: 2015
About This Book
Brief History of HTTP
Simple Beginnings: HTTP 0.9
The Popular Kid: HTTP/1.0
The Standard: HTTP/1.1
The HTTP Protocol
Types of Requests
Types of Responses
HTTP 100
HTTP 200
HTTP 301
HTTP 404
HTTP 500
Header Fields
Message Body
HTTP Performance Analysis
The Network is Slow
Components of Network Delay
Performance Testing and Analysis
Tools
Pre-Capture Preparation
Key Must-Ask General Questions
Troubleshooting Questions
Capturing Data Tips
Tiers Involved
Agent-based and Agentless Captures
Agent-based Packet Capture
Agentless Packet Capture
Agent Installation
Installation Tips
Data Importing Tips
Data Analysis Tips
Nine Performance Metrics to Check
Five Common HTTP Analysis Recommendations
The Here Future: HTTP/2
HTTP/1.1 Limitations
Many Small Requests
Pipelining Not Multiplexed
Short-Lived Requests
Workarounds
Multiple Connections
Domain Sharding
Resource Inlining
Next Version
Conclusion (and Thank You)
