We believe we know the cause of this and are testing a fix, though I don't have an ETA for when it might go live.
-- Ikai Lan Developer Programs Engineer, Google App Engine Blogger: http://googleappengine.blogspot.com Reddit: http://www.reddit.com/r/appengine Twitter: http://twitter.com/app_engine On Wed, Sep 29, 2010 at 7:05 PM, Dom Derrien <dominique.derr...@gmail.com>wrote: > Thanks Ikai for taking a look at the issue. > > Re: reasonable to expect an email delay <5 minutes, with the 90th > percentile of emails being delivered in under 2 minutes or less. > => I totally agree. The communication service offered by > AnotherSocialEconomy offers the same expectation to its user base. In > fact, because the notification initiator and the notification > recipient are two different persons, a small delay has no negative > impact. I've just decided to report it because 15+ minutes is very > long these days ;) > > We have noticed the delays only because we were doing smoke tests and > assuming the two roles (initiator and recipient). It happened 2 or 3 > times late last week, and also yesterday morning but we didn't record > the exact time :( Is there any information you want us to communicate > to help tracking the issue? > > A+, Dom > -- > On Sep 29, 2:57 pm, "Ikai Lan (Google)" > <ikai.l+gro...@google.com<ikai.l%2bgro...@google.com> > > > wrote: > > Mail shouldn't be affected by the datastore, though other users are > > reporting general deadline issues with email delivery. > > > > I'm looking into the issues with email, but there's no guarantee that > email > > is instantaneous - it just so happens that email performance has improved > so > > much that we have come to expect it. 15 minutes seems wrong, so there > might > > be something going on, but I think it is commercially reasonable to > expect > > an email delay <5 minutes, with the 90th percentile of emails being > > delivered in under 2 minutes or less. > > > > Do you have any information about the dates or times when email seems to > be > > slower? > > > > -- > > Ikai Lan > > Developer Programs Engineer, Google App Engine > > Blogger:http://googleappengine.blogspot.com > > Reddit:http://www.reddit.com/r/appengine > > Twitter:http://twitter.com/app_engine > > > > On Wed, Sep 29, 2010 at 3:05 AM, Dom Derrien < > dominique.derr...@gmail.com>wrote: > > > > > Hi, > > > > > Lately, for my app (id: anothersocialeconomy), I've started to notice > > > that many mail messages are delivered after a long delay. > > > > > Usually, when I can reply to a generated message, I get a feedback by > > > email in a matter of seconds. In GMail, I see the yellow box in bottom > > > right corner announcing the new message and offering a link to "show" > > > it in the context of the thread. > > > > > Now, it happens that some messages are only received after a long > > > period of time, 15 minutes and plus, which is very annoying :( I've > > > been able to verify in the logs that the messages is correctly sent > > > (no error reported, no timeout). I don't know if the issue is in the > > > SMTP queue, if it's just after the javax.mail.Transport.send() call, > > > or if it's related to the email accounts (all issues I've identified > > > were related to GMail recipients)... > > > > > Maybe it's related to the latest reported latencies in the datastore > > > (http://groups.google.com/group/google-appengine-downtime-notify/ > > > browse_thread/thread/f32919f348f619ce?hl=en) > > > > > Any idea? > > > > > A+, Dom > > > > > -- > > > You received this message because you are subscribed to the Google > Groups > > > "Google App Engine for Java" group. > > > To post to this group, send email to > > > google-appengine-j...@googlegroups.com. > > > To unsubscribe from this group, send email to > > > google-appengine-java+unsubscr...@googlegroups.com<google-appengine-java%2bunsubscr...@googlegroups.com> > <google-appengine-java%2bunsubscr...@googlegroups.com<google-appengine-java%252bunsubscr...@googlegroups.com> > > > > > . > > > For more options, visit this group at > > >http://groups.google.com/group/google-appengine-java?hl=en. > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine for Java" group. > To post to this group, send email to > google-appengine-j...@googlegroups.com. > To unsubscribe from this group, send email to > google-appengine-java+unsubscr...@googlegroups.com<google-appengine-java%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine-java?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
