Rails Performance Notes

Static Caching

- Cache on demand through Rails
- Cron sweeper (minute.rb?)
- JS + cookie for username
- Caching functional test
- ngnix config (run it locally for testing?)
- deploying cron job


Performance

1. Query optimization - query analysis (doing n queries instead of joins)
2. Rails static page caching
3. Asset packager - Firebug Net tab (Page lead times, "apparent" performance)
4. Number of optimal Mongrels ( Topfunky screencast )
5. Rails log - Page load times, Query times
6. Unix diagnostics
- Top
- Vmstat
- MySQL tools
- tail / grep etc
7. Periodic reporting
8. Benchmarks