On Mon, Mar 29, 2010 at 09:05:52AM -0600, Tim Haley wrote: > On 03/29/10 09:01 AM, Joep Vesseur wrote: > >On 03/29/10 16:57, Tim Haley wrote: > >>Not sure exactly what sort of properties you have in mind - many I can > >>think of would > >>result in us detecting a modification to the file itself, for example: > > > >I meant something like > > > > chmod u+s /usr/bin/sh > > > >Would this be reported as a change to /usr/bin? And would someone > >have to go and look at the diff of the directory listing? > > > >Or would it be reported as a change to /usr/bin/sh? > > It's reported as a modification to /usr/bin/sh.
I'm guessing that ZFS would need a second generation number per-dnode to track data and meta-data changes separately (or a data checksum that excludes parts of blkptr_t -- the parts that refer to disk locations). Still, this feature is absolutely fantastic. Nico --
