On Sun, May 20, 2012 at 4:37 AM, Stefan Fuhrmann <[email protected]> wrote: > Directory deltification making wordpress.org > go from 400+GB to 10GB *is* a reason. > Without stable hashes, we would need special > code for hash deltification.
Having a stable hash function sure doesn't seem like this would account for that reduction. Can you please elaborate? > Again, these are my reasons for using svn_hash__make: > > * consistent behavior of SVN across different APR versions > * give devs time to check all the 500+ places that create > hashes throughout SVN for implicit assumptions on > ordering and such. > * performance improvement; particularly with directory- > or property-related operations I don't believe the first two matter in any tangible way. And, the third point doesn't make any sense to me without a further explanation. -- justin
