As most of us know, background agents in Windows Phone have limitations on API (either which can be used or referenced).
What I'm looking for is a framework or service or SDK that allows to track events/crashes/logs from background agents.
List of services known:
What are you, folks, using for analytics in background agents?
Background agents have very low memory limits. That's why in the agent I've used my own custom code that only saves some data to the isolated storage.
Later, when my app is launched normally in the foreground, I read and handle that data. For example if my background agent has crashed I notify user "audio has been terminated due to an error: ..." and submit a crash report.