[ZODB-Dev] Use of fsync in FileStorage

[Chris McDonough]

> So 1 fsync slows by a factor ~3.5, and 2 is minor marginal loss beyond that.
> Given what you know so far, would you rather run in production with 0, 1, or
> 2 of these puppies?  You're not going to throw 1000 txn/sec at ZODB, so even
> your slowest rates here are "more than enough".  OTOH, do you believe the
> fsyncs buy you something worth having?
> 
> At this point it seems the choice has at least as much to do with perception
> as with technical merit, so I'm also keen to know what perceptions are.

I have no opinion except that maybe it should be configurable.

- C