bricklen <brick...@gmail.com> writes:
> Hi, I have a question about a db-wide vacuum that I am running that is
> taking a much longer time than normal. We switched over to our warm standby
> server today -- which is virtually identical to the source db server -- and
> I initiated a "vacuum analyze verbose". Normally this process wouldn't take
> more than 6 hours, but so far we are well over 9 hours. I seem to recall
> reading in one of these pg lists that a db-wide vacuum of a new (?) database
> would go about setting the hint bits and cause a lot more disk IO than is
> normal. Is that a possible cause.
Yeah, it seems possible. You could look at vmstat to see if there's
tons of write activity ...
regards, tom lane
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