Howard Chu writes: >> BTW, if back-bdb and dbpagesize measure pages in 1K block units, >> back-bdb must ensure Berkeley DB doesn't pick 512-byte blocks. > > If you set an explicit size, BDB doesn't get to pick, so that's irrelevant.
OK. I was thinking the other way: If back-bdb reads the setting and makes use of it for something. I guess not. > Besides, no worthwhile filesystems in common use today use 512 byte blocks. Famous last words... Next FS revolutions will see - oh, blocks of blocks where the inner blocks often are small. Or whatever. >> Brainstorming a bit more: For a DB admin, I imagine it could be >> nice to allow "I don't care as long as you don't pick too small or >> too large pages". I.e. a pagesize range: > (...) > Anyone who changes this setting should have read all of the relevant > BDB docs first, to understand the risks and tradeoffs. At that point, > they should choose a specific number, none of this fuzzy approximate > range stuff. Fine by me. -- Hallvard
