Comment 2 for bug 1793665

duplicating comment from https://bugs.launchpad.net/tripleo/+bug/1796040 just now since it will be marked duplicate for this one:

master gate check hitting this today too http://logs.openstack.org/98/604298/20/check/tripleo-ci-centos-7-scenario001-multinode-oooq-container/037bd06/job-output.txt.gz#_2018-10-04_04_39_49_234612 2018-10-04 04:39:48.087051

primary | TASK [validate-tempest : Exit with tempest result code if configured] **********
2018-10-04 04:39:48.127135 | primary | Thursday 04 October 2018 04:39:48 +0000 (0:00:02.239) 0:04:26.387 ******
2018-10-04 04:39:49.234612 | primary | fatal: [undercloud]: FAILED! => {"changed": true, "cmd": "tail -10 tempest.log; exit 1", "delta": "0:00:00.012430", "end": "2018-10-04 04:39:49.184002", "msg": "non-zero return code", "rc": 1, "start": "2018-10-04 04:39:49.171572", "stderr": "", "stderr_lines": [], "stdout": "2018-10-04 04:39:18 | - Skipped: 0\n2018-10-04 04:39:18 | - Expected Fail: 0\n2018-10-04 04:39:18 | - Unexpected Success: 0\n2018-10-04 04:39:18 | - Failed: 1\n2018-10-04 04:39:18 | Sum of execute time for each test: 23.6150 sec.\n2018-10-04 04:39:18 | \n2018-10-04 04:39:18 | ==============\n2018-10-04 04:39:18 | Worker Balance\n2018-10-04 04:39:18 | ==============\n2018-10-04 04:39:18 | - Worker 0 (1 tests) => 0:00:23.614971", "stdout_lines": ["2018-10-04 04:39:18 | - Skipped: 0", "2018-10-04 04:39:18 | - Expected Fail: 0", "2018-10-04 04:39:18 | - Unexpected Success: 0", "2018-10-04 04:39:18 | - Failed: 1", "2018-10-04 04:39:18 | Sum of execute time for each test: 23.6150 sec.", "2018-10-04 04:39:18 | ", "2018-10-04 04:39:18 | ==============", "2018-10-04 04:39:18 | Worker Balance", "2018-10-04 04:39:18 | ==============", "2018-10-04 04:39:18 | - Worker 0 (1 tests) => 0:00:23.614971"]}