Bruce Momjian <pgman@candle.pha.pa.us> writes:
> I remember the other difference between 8.0 and pre-8.0. When a backend
> has to write a block in 8.0, it does a write _plus_ fsync(), while in
> pre-8.0 it did only a write. There was a proposal to pass backend write
> information to the background writer so it would know to fsync at
> checkpoint, but it was decided that backend writing would be rare. I
> think we have to rethink that assumption.
No, just read the code. The above assertions are all wet.
regards, tom lane
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