Flow Rates - Assume 1,000,000 sites changing on average of once a day. Using SBA and PGM.
Search Engines
- 1,000,000 messages a day which is about a tenth of what a typical trading room sees on a slow day.
Caches, Proxies
- 1,000 pages cached, then 1000 messages a day. Also Trivial.
Users Caches and Browsers.
- A few messages a day, typically when viewing highly active sites with constantly changing content.