> Linus's argument at the time was "well, do we need it, or is fsync
> fast enough now?" If anyone is prepared to put performance numbers
> on it, now is the time to put your paws in the air. :-)
>
> How complex is the code? Ideally, O_SYNC should be as fast as
> possible, even on very large files -- if the code is simple and small
> enough, I would go for it...
O_SYNC needs to be disk fast, and it needs to issue all the blocks then parallel
wait for them in order to get maximum performance.
Alan
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