"Matthew T. O'Connor" <matthew@zeut.net> writes:
> The vacuum man page says, "FREEZE is not recommnded for routine use".
> That was enough to keep me away. However if vacuum freeze was
> considerably lighter than normal database wide vacuums then there might
> be an advantage to using it.
If anything it would be slower than normal vacuum (more pages touched).
I concur with just using plain VACUUM to deal with impending wraparound.
regards, tom lane