[SCM] Samba Shared Repository - branch v3-0-test updated - release-3-0-32-11-g0b39c04

[Jeremy Allison]

On Thu, Sep 04, 2008 at 02:24:56PM -0700, James Peach wrote:
> 2008/9/4 Jeremy Allison <jra at samba.org>:
> > On Thu, Sep 04, 2008 at 09:37:40AM -0700, Jeremy Allison wrote:
> >
> >> I don't think it's a big problem else we'd see many
> >> more corrupted tdb's than we do, so your thoughts on
> >> the matter would be most appreciated.
> >
> > Having said that, look at this report on Darwin....
> >
> > http://lists.apple.com/archives/darwin-development/2003/Mar/msg00034.html
> >
> > Probably a bug, but it does seem unclear all round.
> > We need some test results to benchmark this. I'll
> > bug Simo to do some (and do some myself :-) :-).
> 
> By way of FYI, I have seen 1 customer on Mac OS X with some
> gencache.tdb corruption (hash chain loop).

I'm coming to the conclusion (after some research)
that any system that doesn't implicitly msync(MS_ASYNC)
on munmap is inherently buggy :-).

Can you check with Terry Lambert to see if Mac OS X
guarentees this ?

Cheers,

	Jeremy.