Transcript Web Facts and Fantasy Stephen Manley, Network Appliance Margo Seltzer, Harvard University presented by Andreas Anagnostatos CSE 291 Feb.

Web Facts and Fantasy
Stephen Manley,
Network Appliance
Margo Seltzer,
Harvard University
presented by
Andreas Anagnostatos
CSE 291
Feb. 29, 2000
Jump to first page
Server logs
Site growth and traffic
Site Characteristics

Traditional Business

Peaks indicate periods where the
site was overhauled

Government Agency

Users visit more pages on the site

Adult Site

Search engine ranking
determines traffic
Effects of CGI
Persistent Connections
Limiting the number of
open connections

Time-out and maximum number
of connections must be well
balanced




How many persistent
connections must be allowed
per client?
One connection = better
network utilization
ISPs charge for connections
Latency?
Client Latency
Discussion...

Site growth correlates with one of six quantities
Number of users
 Number of documents on site
 Number of documents per user
 Fees to access site
 Search engine ranking
 Web masters efforts
CGI is NOT becoming increasingly important (?)
Loaded server are NOT the main cause of latency (?)
Persistent connections improve performance (?)





