[2019/11/06 01:08:45.469] ERROR: test_user_admin (test_session.TestSession)
 [2019/11/06 01:08:45.469] ----------------------------------------------------------------------
 [2019/11/06 01:08:45.469] Traceback (most recent call last):
 [2019/11/06 01:08:45.469]   File "/data/mci/662dc43935c1f813ee13c247d5eb8cfe/src/test/test_session.py", line 92, in tearDown
 [2019/11/06 01:08:45.469]     self.client.drop_database('pymongo_test')
 [2019/11/06 01:08:45.470]   File "/data/mci/662dc43935c1f813ee13c247d5eb8cfe/src/pymongo/mongo_client.py", line 1968, in drop_database
 [2019/11/06 01:08:45.470]     session=session)
 [2019/11/06 01:08:45.470]   File "/data/mci/662dc43935c1f813ee13c247d5eb8cfe/src/pymongo/database.py", line 630, in _command
 [2019/11/06 01:08:45.470]     client=self.__client)
 [2019/11/06 01:08:45.470]   File "/data/mci/662dc43935c1f813ee13c247d5eb8cfe/src/pymongo/pool.py", line 613, in command
 [2019/11/06 01:08:45.470]     user_fields=user_fields)
 [2019/11/06 01:08:45.470]   File "/data/mci/662dc43935c1f813ee13c247d5eb8cfe/src/pymongo/network.py", line 167, in command
 [2019/11/06 01:08:45.470]     parse_write_concern_error=parse_write_concern_error)
 [2019/11/06 01:08:45.470]   File "/data/mci/662dc43935c1f813ee13c247d5eb8cfe/src/pymongo/helpers.py", line 159, in _check_command_response
 [2019/11/06 01:08:45.470]     raise OperationFailure(msg % errmsg, code, response)
 [2019/11/06 01:08:45.470] OperationFailure: cannot perform operation: a background operation is currently running for database pymongo_test

 [2019/11/06 01:03:09.130] db version v4.3.0-2049-g7772aaf
 [2019/11/06 01:03:09.130] git version: 7772aaf0ca46ae5edc0064d377cb027ce05b8ba3
 [2019/11/06 01:03:09.130] allocator: system
 [2019/11/06 01:03:09.130] modules: enterprise
 [2019/11/06 01:03:09.130] build environment:
 [2019/11/06 01:03:09.130]     distarch: x86_64
 [2019/11/06 01:03:09.130]     target_arch: x86_64