Major Description
When using the Mesos containerizer with namespaces/pid isolator and a Docker image the Thermos executor is unable to launch processes. The executor tries to fork the process then is unable to locate the process after the fork.
thermos_runner.INFO
I1006 21:36:22.842595 75 runner.py:865] Forking Process(BigBrother start) I1006 21:37:22.929864 75 runner.py:825] Detected a LOST task: ProcessStatus(seq=205, process=u'BigBrother start', start_time=None, coordinator_pid=1144, pid=None, return_code=None, state=1, stop_time=None, fork_time=1475789782.842882) I1006 21:37:22.931456 75 helper.py:153] Coordinator BigBrother start [pid: 1144] completed. I1006 21:37:22.931732 75 runner.py:133] Process BigBrother start had an abnormal termination I1006 21:37:22.935580 75 runner.py:865] Forking Process(BigBrother start) I1006 21:38:23.023725 75 runner.py:825] Detected a LOST task: ProcessStatus(seq=208, process=u'BigBrother start', start_time=None, coordinator_pid=1157, pid=None, return_code=None, state=1, stop_time=None, fork_time=1475789842.935872) I1006 21:38:23.025332 75 helper.py:153] Coordinator BigBrother start [pid: 1157] completed. I1006 21:38:23.025629 75 runner.py:133] Process BigBrother start had an abnormal termination I1006 21:38:23.029414 75 runner.py:865] Forking Process(BigBrother start) I1006 21:39:23.117208 75 runner.py:825] Detected a LOST task: ProcessStatus(seq=211, process=u'BigBrother start', start_time=None, coordinator_pid=1170, pid=None, return_code=None, state=1, stop_time=None, fork_time=1475789903.029694) I1006 21:39:23.118841 75 helper.py:153] Coordinator BigBrother start [pid: 1170] completed. I1006 21:39:23.119134 75 runner.py:133] Process BigBrother start had an abnormal termination I1006 21:39:23.122920 75 runner.py:865] Forking Process(BigBrother start) I1006 21:40:23.211095 75 runner.py:825] Detected a LOST task: ProcessStatus(seq=214, process=u'BigBrother start', start_time=None, coordinator_pid=1183, pid=None, return_code=None, state=1, stop_time=None, fork_time=1475789963.123206) I1006 21:40:23.212711 75 helper.py:153] Coordinator BigBrother start [pid: 1183] completed. I1006 21:40:23.213006 75 runner.py:133] Process BigBrother start had an abnormal termination I1006 21:40:23.216810 75 runner.py:865] Forking Process(BigBrother start) I1006 21:41:23.305505 75 runner.py:825] Detected a LOST task: ProcessStatus(seq=217, process=u'BigBrother start', start_time=None, coordinator_pid=1196, pid=None, return_code=None, state=1, stop_time=None, fork_time=1475790023.21709) I1006 21:41:23.307157 75 helper.py:153] Coordinator BigBrother start [pid: 1196] completed. I1006 21:41:23.307450 75 runner.py:133] Process BigBrother start had an abnormal termination I1006 21:41:23.311230 75 runner.py:865] Forking Process(BigBrother start) I1006 21:42:23.398277 75 runner.py:825] Detected a LOST task: ProcessStatus(seq=220, process=u'BigBrother start', start_time=None, coordinator_pid=1209, pid=None, return_code=None, state=1, stop_time=None, fork_time=1475790083.311512) I1006 21:42:23.399893 75 helper.py:153] Coordinator BigBrother start [pid: 1209] completed. I1006 21:42:23.400185 75 runner.py:133] Process BigBrother start had an abnormal termination