Konstantin Knizhnik <knizhnik@garret.ru> writes:
> Is it is ok, that regression tests do not pass with small value of
> shared buffers (for example 1Mb)?
There are quite a few GUC settings with which you can break the
regression tests. I'm not especially bothered by this one.
> More general question - is it really good that in situation when there
> is actually no concurrent queries, seqscan is started not from the first
> page?
You're going to have race-condition issues if you try to make that
(not) happen, I should think.
regards, tom lane