12/08 17:12:46.978 ERROR|      shard_client:0313| Heartbeat failed. JSONRPCException: DoesNotExist: Shard matching query does not exist. Lookup parameters were {'hostname': '${::fqdn}'}
Traceback (most recent call last):
  File "/usr/local/autotest/frontend/afe/json_rpc/serviceHandler.py", line 109, in dispatchRequest
    results['result'] = self.invokeServiceEndpoint(meth, args)
  File "/usr/local/autotest/frontend/afe/json_rpc/serviceHandler.py", line 147, in invokeServiceEndpoint
    return meth(*args)
  File "/usr/local/autotest/frontend/afe/rpc_handler.py", line 270, in new_fn
    return f(*args, **keyword_args)
  File "/usr/local/autotest/frontend/afe/rpc_interface.py", line 2045, in shard_heartbeat
    shard_obj = rpc_utils.retrieve_shard(shard_hostname=shard_hostname)
  File "/usr/local/autotest/frontend/afe/rpc_utils.py", line 922, in retrieve_shard
    return models.Shard.smart_get(shard_hostname)
  File "/usr/local/autotest/frontend/afe/model_logic.py", line 835, in smart_get
    return manager.get(**{cls.name_field : id_or_name})
  File "/usr/local/autotest/site-packages/django/db/models/manager.py", line 143, in get
    return self.get_query_set().get(*args, **kwargs)
  File "/usr/local/autotest/site-packages/django/db/models/query.py", line 389, in get
    (self.model._meta.object_name, kwargs))
DoesNotExist: Shard matching query does not exist. Lookup parameters were {'hostname': '${::fqdn}'}