Function GetRendezvousKey

tensorflow/core/common_runtime/direct_session.cc:179–186

TODO(vrv): Figure out how to unify the many different functions that generate RendezvousKey, since many of them have to be consistent with each other.

// that generate RendezvousKey, since many of them have to be
// consistent with each other.
string GetRendezvousKey(const string& tensor_name,
                        const DeviceAttributes& device_info,
                        const FrameAndIter& frame_iter) {
  return strings::StrCat(device_info.name(), ";",
                         strings::FpToString(device_info.incarnation()), ";",
                         device_info.name(), ";", tensor_name, ";",
                         frame_iter.frame_id, ":", frame_iter.iter_id);
}

// TODO: Any better allocate policy?
void AllocateVisibleCpusForSession(