On Sat, May 21, 2011 at 12:52:04PM +0200, Frederik Ramm wrote: > On 05/21/2011 03:53 AM, Igor Brejc wrote: > >Can you give some rough estimates on how much time we still have until > >this 64bit issue comes up? > > My rough estimate would be that it *may* happen around the end of > this year, but more likely around mid-2012. Of course this depends > heavily on how good we are at stopping data importers going crazy > ;-) > > Just look at http://wiki.openstreetmap.org/wiki/File:Osmdbstats2.png > and ask yourself when that line reaches ~2 billion (take into > account that the line only indicates the number of visible nodes; > the highest node id tends to be about 20% higher than the number of > visible nodes).
If we use unsigned ints we have some more time. Problematic would only be a few cases where negative IDs are currently used (like in JOSM for data thats not yet uploaded to the server). But it seems wasteful to me, to go to 64bit a year or so earlier than needed to accommodate this case. Jochen -- Jochen Topf [email protected] http://www.remote.org/jochen/ +49-721-388298 _______________________________________________ dev mailing list [email protected] http://lists.openstreetmap.org/listinfo/dev
