IBM Nortel Networks L2/3 - Page 177

Chapter 9. Nortel Networks Layer 2/3 GbE Switch Module troubleshooting 163
Web load generator
A Web load generator allows you to test and analyze the performance characteristics and
bottlenecks of your Web site under various load conditions.
򐂰 Tools available for Windows:
– Microsoft Web Stress Tool
– WebBench
– LoadRunner
–Socrates
– WAPT
򐂰 Tools available for Linux:
– Apache Bench
– Web polygraph
Protocol analyzer
The Protocol analyzer allows you to take packet captures and read traces that are sent to you
by other users.
򐂰 Tools available for Windows:
– Ethereal
– Etherpeak
– Sniffer Pro/Net X-ray
–Shomiti
򐂰 Tools available for Linux (UNIX):
– Ethereal
– TCPDump
– Snoop
Note: Microsoft Web Stress Tool is a free load generator.
WebBench is a free load generator and performance benchmark tool.
LoadRunner is a commercial load generator and performance testing tool that is available
at:
http://www-heva.mercuryinteractive.com/products/loadrunner/
Note: Apache Bench is a freeware load generator that is included with Apache Web server
software for Linux.
Note: Ethereal is a freeware tool that runs on Windows and most UNIX variants. It has the
ability to read many capture formats including Sniffer, Sniffer Pro, Snoop, TCPdump. The
tool is available at:
http://www.ethereal.com/
Etherpeek, Sniffer, and Shomiti are commercial protocol analyzers.
Snoop is included with Solaris.