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Web Performance Tuning Speeding up the Web

ISBN-10: 059600172X

ISBN-13: 9780596001728

Edition: 2nd 2001

Authors: Patrick Killelea

List price: $44.99
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As long as there's been a Web, people have been trying to make it faster. The maturation of the Web has meant more users, more data, more features, and consequently longer waits on the Web. Improved performance has become a critical factor in determining the usability of the Web in general and of individual sites in particular. "Web Performance Tuning, 2nd Edition is about getting the best possible performance from the Web. This book isn't just about tuning web server software; it's also about streamlining web content, getting optimal performance from a browser, tuning both client and server hardware, and maximizing the capacity of the network itself. "Web Performance Tuning hits the…    
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Book details

List price: $44.99
Edition: 2nd
Copyright year: 2001
Publisher: O'Reilly Media, Incorporated
Publication date: 4/9/2002
Binding: Paperback
Pages: 480
Size: 7.01" wide x 9.17" long x 1.18" tall
Weight: 1.826
Language: English

Patrick Killelea currently works for a major on-line brokerage, but he won't say which one. He spends his days writing monitoring and load testing tools, and proclaiming the web to the be the one true front end because of its simplicity, portability, and performance. He thinks Microsoft is not to be trusted with your back end. Patrick knows there are huge web performance improvements yet to be realized using the details of existing open protocols. He is a fan of T/TCP and hopes one day to set up a connection and deliver an entire web page all in a single packet. Patrick spends his evenings playing with his wife and kids, and is interested in etymologies, obscure religions, and pan-seared…    

Preface
Preliminary Considerations
The Quick and the Dead
Questions for the Browser Side
Questions for the Server Side
Key Recommendations
Web Site Architecture
Trade-offs
Elements
Example Web Site Architectures
Trends
Sample Configurations
Key Recommendations
Capacity Planning
Do the Math
... But Trust Your Eyes More than the Math
Questions to Ask
How Much Bandwidth Do You Need?
How Fast a Server Do You Need?
How Much Memory Do You Need?
Key Recommendations
Performance Monitoring
Parameters of Performance
Latency and Throughput
Utilization
Efficiency
Monitoring Web Performance Using Perl
Automatically Generating Monitoring Scripts Using Sprocket
Using a Relational Database to Store and Retrieve Your Monitoring Data
Monitoring Machine Utilization with rstat
Monitoring Per-Process Statistics
Generating Graphs from ps Data
Monitoring Other Things
Making a System Dashboard Web Page
Key Recommendations
Load Testing
Load Test Preparation
Trade-offs with Load Testing Tools
Writing Your Own Load Testing Tools
Benchmark Specifications and Benchmark Tests
Other Resources
Key Recommendations
Performance Analysis
Using analysis.cgi to Find a Bottleneck
Snooping HTTP with Sprocket
Look at Connections
Log File Analysis
Hits per Second
A Few More Tips
Key Recommendations
Reliability
Typical Failures
Dependencies
Smoothing Outages
Key Recommendations
Security
HTTPS and SSL
Firewalls
Bastion Hosts
Chroot
Key Recomendation
Case Studies
Database Table Growing Without Limit
Reverse DNS Lookups Slows Logging
Kinked Cable
Database Connection Pool Growth Limits Performance
Key Recommendation
Principles and Patterns
Principles of Performance Tuning
Patterns of Performance Improvement
Key Recommendations
Tuning in Depth
Browsers
How Browsers Work
Types of Browsers
The Perfect Browser
Browser Speed
Browser Tuning Tips
Non-Browser Web Clients
Key Recommendations
Client Operating System
Microsoft Windows
Macintosh
Unix
Key Recommendations
Client Hardware
CPU
RAM
Cache
Bus
Disk
Video
BIOS
Key Recommendations
Lines and Terminators
Forwarding and Latency
Your Modem, the Information Driveway
ISDN
Cable Modems
xDSL
Higher Capacity Lines
Intranets
Network Modeling Tools
The Internet
PTTs
Key Recommendations
Network Protocols
Power and Protocols
Factors Affecting Network Protocol Performance
The Protocols of the Web
Key Recommendations
Server Hardware
Box on a Wire
Good I/O
Multiple Busses
Fast Disks
Lots of Memory
Scalability
Network Interface Card
Bus
Memory
RAM Characteristics
CPU
Symmetric Multiprocessing (SMP)
Disk Activity and PID
Key Recommendations
Server Operating System
Unix and the Origin of the Web
Unix Flavors
System Calls Versus Library Calls
Processes and the Kernel
The Filesystem
The Windowing System
Versions and Patches
Configurable OS Parameters
Unix OS Monitoring Tools
System Call Tracers
Network Snooping Tools
How Many Connections Can My Server Handle?
How Many Processes Can My Server Handle?
How Quickly Can My Server Fork New Processes?
Unix Versus NT as the Web Server OS
The Exokernel
Key Recommendations
Server Software
The Evolution of Web Servers
System Calls Made by a Web Server
How Servers Fail
Configuring Apache and Netscape Web Servers
Other Servers
Missing Features
Proxy Servers
Hierarchical Caches
Key Recommendations
Content
Size Matters
As Good As It Gets
Caching and Differences
HTML and Compression
Performance Tips for HTML Authors
The Document Object Model
Graphics
Audio
Video
Key Recommendations
Custom Applications
Programmers
CGI Programs
CGI Internals and Performance Problems
General CGI Tips
CGI Language-Specific Optimization Tips
Daemonize It
CGI Database Access Performance
Logging
NSAPI and ISAPI
DOM
JSP, ASP, PHP
Key Recommendations
Java
Java Will Never Be Good Enough for GUI Applications
Java Is Good Enough for the Server Side
Performance Problems Intrinsic to Java
Coding Tips
Compilers
Profile Your Code
Decompilers
OS-Level Profiling Tools
JITs
Static Compilers
Virtual Machines
Runtime Options
Java Chips
Java Benchmarks
Web Sites with Java Performance Info
Key Recommendations
Databases
Do You Really Need a Relational Database?
Performance Tips
How Many Connections Can Your Database Handle?
When the Database Is Overloaded
Analysis
Key Recommendations
Web Performance Product Lists and Reviews
Index
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