Robert Haas <[email protected]> writes:
> In my view, the elephant in the room here is that it's dramatically
> inefficient for every backend to send an fsync request on every block
> write.
Yeah. This was better before the decision was taken to separate
bgwriter from checkpointer; before that, only local communication was
involved for the bulk of write operations (or at least so we hope).
I remain less than convinced that that split was really a great idea.
regards, tom lane
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