Hi Jim, There is actually an earlier thread discussing this which should offer some additional insights:
http://groups.google.com/group/google-apps-apis/browse_thread/thread/3b191cc9dbefe937 Thanks, --Tony On Dec 9, 9:05 am, BigSky <[EMAIL PROTECTED]> wrote: > I'm interested in how other developers are other handling 503 errors > when using the email migration API. I consistently start seeing 503 > errors around 650 imported messages (I'm using the C# Batch API with a > batch size of 50.) If I use exponential backoff, as suggested in the > Google documentation, I end up with a delay time of several minutes, > which is not a viable strategy as this yields an import rate of less > than 2000 messages per hour. > > I've found that the best strategy is to throttle the upload rate until > less than 25% of the messages return 503 errors. Shooting for zero 503 > errors is not viable. > > It also appears that the maximum allowed upload rate has a dependency > on the total number of users. When I tried to test my 503 handling > over the weekend, I didn't see any 503 errors. I tried again on Monday > with the same code and the errors started again. > > Other opinions/observations? > > Jim --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Apps APIs" 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-apps-apis?hl=en -~----------~----~----~----~------~----~------~--~---
