Network Performance Effects of HTTP/1.1, CSS1, and PNG

Network Performance Effects of HTTP/1.1, CSS1, and PNG

Outline of Talk

HTTP/1.0 Protocol

Consequences of HTTP/1.0

Consequences of HTTP/1.0 (Cont.)

HTTP/1.1 Facilities

Pipelining and Output Buffering

Pipelining and Output Buffering (Continued)

Description of Tests

Test Setup

Test Setup (Cont.)

Network Environments Tested

LAN First-time Retrieval against Apache

WAN First-time Retrieval against Apache

PPP First-time Retrieval against Apache

PPP Cache Validation against Apache

Results - LAN Load/Validation

Results - WAN Load/Validation

Results - Dialup Load/Validation

Dialup Navigator and MSIE

Footnotes to Tables

Tools

Protocol Test Summary

Protocol Test Summary (Continued)

Deflate Compression Results

Having “fixed” HTTP use of TCP, then what?

What are Style Sheets?

Effects of Style Sheets in Web Contents

Portable Network Graphics (PNG) and Multiple-image Network Graphics (MNG)

Conclusions

More Information