I can confirm high latency when using Capabilities API these last few days.
I have attached a few screenshots to this production issue<http://code.google.com/p/googleappengine/issues/detail?id=8292> which show such latency. Francois On Thursday, October 18, 2012 10:55:29 AM UTC+2, Ibrahim Arief wrote: > > Our app uses the Capabilities API to check whether the Memcache service is > available or not, and fall back gracefully if Memcache is unavailable. > However, since the past several days, we are experiencing intermittent > ApiDeadlineExceededException with the following stack trace: > > com.google.apphosting.api.ApiProxy$ApiDeadlineExceededException: The API call > capability_service.IsEnabled() took too long to respond and was cancelled. > at com.google.apphosting.api.ApiProxy.makeSyncCall(ApiProxy.java:101) > at com.google.apphosting.api.ApiProxy.makeSyncCall(ApiProxy.java:50) > at > com.google.appengine.api.capabilities.CapabilitiesServiceImpl.getStatus(CapabilitiesServiceImpl.java:29) > > > Checking our logs, it appears that the Capabilities API had waited for > five seconds before timed out and threw the exception. We would rather have > the app to be immediately falling back gracefully when the Capabilities API > is not available instead of waiting for full five seconds, especially since > the service in question is Memcache. Is there any time-inexpensive way to > check whether the Capabilities API is available or not? > > Also, I tried to open a production issue in the googleappengine issue > tracker, but the production issue template and tag seems to be gone. > -- 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/-/FZdul3MhLxAJ. 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.
