message: Reduce verbosity of rendezvous initialize logging.
diff: @@ -155,7 +155,7 @@ Status BaseRemoteRendezvous::Initialize(WorkerSession* session) {
  mutex_lock l(mu_);
  if (session_ != nullptr) {
  if (session_->worker_name() == session->worker_name()) {
  - LOG(INFO) << "Skipping rendezvous re-initialization.";
  + VLOG(1) << "Skipping rendezvous re-initialization.";
  return Status::OK();
  }
  Status s = errors::Internal(
  