Hi Ikai, Thanx for your answer.
Here is my application ID : vinocities The "data" kind is rather generic and has probably quite a few different properties. François On Thu, Feb 2, 2012 at 01:11, Ikai Lan (Google) <[email protected]> wrote: > Hi Francois, > > I was just talking to Arie about this. So some implementation details (for > anyone who is curious): The way the backup tool works is by iterating over > all of your data in a mapper job. The number of shards is determined by the > number of Kinds * Entities per kind. Entities are serialized ( > entity.ToPb().SerializeToString() ), batched in a LevelDB format ( > http://code.google.com/p/leveldb/) and written to the Blobstore ( > http://code.google.com/p/appengine-mapreduce/source/browse/trunk/python/src/mapreduce/output_writers.py > ). > > What's happening in your case is that there are too many worker shards and > the metadata required to describe the job is exceeding the entity size > limit, and it's causing a mapreduce exception which is bubbling all the way > up to the top. This is a bug in the API and will be fixed. I don't have an > ETA for when the fix will go live, however - hopefully sometime in the next > few days. > > In the meantime, do you have an application ID? Arie on the engineering > team would like to take a look at your datastore to look at the metadata > entity, but he needs your permission to do so. He might be able to > recommend a workaround if there's something that jumps out at us. > > -- > Ikai Lan > Developer Programs Engineer, Google App Engine > plus.ikailan.com > > > > On Wed, Feb 1, 2012 at 1:26 PM, Arie Ozarov <[email protected]> wrote: > >> We are looking into it. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/google-appengine/-/roABfczfSxYJ. >> >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/google-appengine?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
