Closed
Description
With the given initial retry of 0.1 sec, multiplier of 1.3, it will take over 18 attempts before the retry interval is > 10s.
The backoff should be more aggressive for RPCs that could retry ResourceExhausted. In the C++ library, that is all RPCs: https://github.com/googleapis/google-cloud-cpp/blob/main/google/cloud/pubsub/retry_policy.h#L29-L37