"Juan J. Quintela" wrote:
>
> >>>>> "chris" == Chris Quinn <cq@htec.demon.co.uk> writes:
>
> chris> Hello folks,
Hi Juan,
I don't think MAP_PRIVATE quite fits the bill because pages become divorced from the file; msync() and munmap() seem no longer to reflect changes back to disk. I want to keep that association as it is efficient.
Thanks for the MAP_NORESERVE ... didn't know about that vital flag.
regards,
Chris
> s/MAP_SWAP/MAP_PRIVATE/ does just that ....
> you need to have in account if you allow several processes reading the
> database, blah, blah, blah .... Oh, and if you have a really _BIG
> DATABASE_ you could want to play with MAP_NORESERVE (linux and some
> others UNIX specific, not standard).
>
> Later, Juan.
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