"Qingqing Zhou" <[EMAIL PROTECTED]> wrote > > I wonder if we should really implement file-system-cache-warmup strategy > which we have discussed before. There are two natural good places to do > this: > > (1) sequentail scan > (2) bitmap index scan >
For the sake of memory, there is a third place a warm-up cache or pre-read is beneficial (OS won't help us): (3) xlog recovery Regards, Qingqing ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly