Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> TODO has:
> * Consider use of open/fcntl(O_DIRECT) to minimize OS caching
> Should the item be removed?
I think it's fine ;-) ... it says "consider it", not "do it". The point
is that we could do with more research in this area, even if O_DIRECT
per se is not useful. Maybe you could generalize the entry to
"investigate ways of fine-tuning OS caching behavior".
regards, tom lane