Tokyo Tyrant tuning parameters

We've been working with Tokyo Tyrant for some large scale key-value lookups and the performance has been very nice, but has degraded over time. I've been poking around the various options to try to improve the performance and although there is documentation of various options, the pages are hard to read and figure out what's what. So I thought I'd collect them here for reference. I'll describe the

[xorphitus]

パラメータチューニング用のリファレンス

[jinim8]

パラメータ関係まとめ