Proxy Server system configuration:
4Gbytes tmpfs cache
Suitably higher values for RqThrottle (320 — 512)
Keep alive disabled
Web polygraph benchmarking tool, which is a popular freely available benchmarking tool for caching proxies, origin server accelerators, L4/7 switches, content filters, and other web intermediaries, was used to evaluate the performance of Proxy Server 4.0.
The studies were conducted with the following content:
The content size of each object followed an exponential distribution, with an average content size of 13 Kbytes
All objects were cacheable with a two minute life cycle