ITAGAKI Takahiro <[EMAIL PROTECTED]> writes:
> Here is a small patch to prevent undesired WAL file caching by kernel.
> posix_fadvise(POSIX_FADV_DONTNEED) attempts to free cached pages and
> the kernel will discard them in preference to other data caches.

On plenty of platforms, this won't even compile ...

                        regards, tom lane

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