What is that chart, QPS? If you're hitting issues at one or two QPS, there is very probably a design problem with your app.
Use Appstats and try to figure out what's going wrong. Maybe you're doing a bunch of RPCs serially. Check your logs for errors. Robert On Sun, Feb 13, 2011 at 18:34, smeans <[email protected]> wrote: > One of the major reasons I went with Google AppEngine over other > possible solutions was that I believed that I wouldn't have to worry > about capacity issues. If I wrote to the GAE API, my app would work > just as well for 10, 100, or 1000 users. My application is the back- > end content delivery system for an iPhone application, and when > Verizon users started coming online last Thursday my GAE traffic went > crazy. Here's a chart: > > https://skitch.com/smeans/rqugd/dashboard-coolibah-gallery > > My third-party monitoring service (Pingdom) has reported several > outages since then (one of about 55 minutes.) I've authorized plenty > of daily budget for my app, and done my best to use memcache, etc. to > keep the performance up. > > Now, I'm afraid to do anything to disturb my application > configuration. I haven't made any changes to my inventory, etc. > because I don't want to invalidate cache and possibly end up with > another major outage like I experienced Friday. > > How can I separate problems due to Google infrastructure from problems > due to my application architecture? > > -- > 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.
