[HACKERS] Re: xlog checkpoint depends on sync() ... seems unsafe

[Tom Lane]

"Mikheev, Vadim" <[EMAIL PROTECTED]> writes:
> Maybe now, with two checkpoints in log, we should start redo from
> oldest one? This will increase recovery time of course -:(

Yeah, and it doesn't even solve the problem: consider a crash just
after we've written a shutdown checkpoint record.  On restart,
we won't think we need to redo anything at all.

                        regards, tom lane

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