> "high write contention" actually is, i.e. how many writes per minute/ > second you'd have to hit to have write conflicts, i.e. when you should > consider a sharded approach. >
Datastore can handle 10/s write at constant interval. So if write occurs randomly at average 2/s there be about 1% probability transaction takes excessive time (300ms). --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to google-appengine@googlegroups.com To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en -~----------~----~----~----~------~----~------~--~---