"Simon Riggs" <[EMAIL PROTECTED]> writes:
> On Fri, 2006-12-29 at 10:49 -0500, Tom Lane wrote:
>> Counterexample: table in which all tuples exceed half a page.
> Current FSM code will ignore those too, if they are less than the
> average size of the tuple so far requested. Thats a pretty wierd
> counterexample, even if it is a case that needs handling.
Better read it again. The number that's passed to the FSM is the
free space *after* vacuuming, which in this scenario will be
BLCKSZ-less-page-header. This case is not broken now, but it will
be if we adopt your proposal.
regards, tom lane
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TIP 2: Don't 'kill -9' the postmaster
