"Heikki Linnakangas" <heikki@xxxxxxxxxxxxxxxx> writes: > Decibel! wrote: >> Also, Simon and Tom had an idea at PGCon: Don't set hint-bits in the >> back-end if the page isn't already dirty. > Or even better: set the hint-bits, but don't dirty the page. Which in fact is what Simon suggested, not the other thing. regards, tom lane