MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:07:12,789::cmdutils::150::root::(exec_cmd) /sbin/ifdown bond0 (cwd None)
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:07:14,121::cmdutils::158::root::(exec_cmd) SUCCESS: <err> = ''; <rc> = 0
MainProcess|jsonrpc/4::INFO::2018-09-27 16:07:14,127::sysfs_driver::102::root::(set_options) Bond bond0 options set: {u'miimon': u'100', u'mode': u'4'}.
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:07:14,127::cmdutils::150::root::(exec_cmd) /usr/bin/systemd-run --scope --unit=2e795063-f88e-456b-95bc-fbef2bb6e2e8 --slice=vdsm-dhclient /sbin/ifup bond0 (cwd None)
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:08:15,315::cmdutils::158::root::(exec_cmd) FAILED: <err> = 'Running scope as unit 2e795063-f88e-456b-95bc-fbef2bb6e2e8.scope.\n'; <rc> = 1
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:08:15,316::logutils::317::root::(_report_stats) ThreadedHandler is ok in the last 69 seconds (max pending: 3)
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:08:15,317::cmdutils::150::root::(exec_cmd) /sbin/ifdown bond0 (cwd None)
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:08:16,684::cmdutils::158::root::(exec_cmd) SUCCESS: <err> = ''; <rc> = 0
MainProcess|jsonrpc/4::INFO::2018-09-27 16:08:16,752::ifcfg::487::root::(restoreAtomicBackup) Rolling back configuration (restoring atomic backup)
MainProcess|jsonrpc/4::INFO::2018-09-27 16:08:16,752::ifcfg::496::root::(restoreAtomicBackup) Restored /etc/sysconfig/network-scripts/ifcfg-eno1
MainProcess|jsonrpc/4::INFO::2018-09-27 16:08:16,753::ifcfg::496::root::(restoreAtomicBackup) Restored /etc/sysconfig/network-scripts/ifcfg-enp12s0f1
MainProcess|jsonrpc/4::INFO::2018-09-27 16:08:16,753::ifcfg::496::root::(restoreAtomicBackup) Restored /etc/sysconfig/network-scripts/ifcfg-bond0
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:08:16,754::cmdutils::150::root::(exec_cmd) /usr/bin/systemd-run --scope --unit=9cbfaaaa-dcd7-45a5-b0ab-ce512ef04265 --slice=vdsm-dhclient /sbin/ifup bond0 (cwd None)
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:09:18,731::cmdutils::158::root::(exec_cmd) FAILED: <err> = 'Running scope as unit 9cbfaaaa-dcd7-45a5-b0ab-ce512ef04265.scope.\n'; <rc> = 1
MainProcess|jsonrpc/4::DEBUG::2018-09-27 16:09:18,732::logutils::317::root::(_report_stats) ThreadedHandler is ok in the last 63 seconds (max pending: 0)
MainProcess|jsonrpc/4::ERROR::2018-09-27 16:09:18,732::ifcfg::848::root::(start_devices) Failed to ifup device bond0 during rollback.
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/vdsm/network/configurators/ifcfg.py", line 845, in start_devices
    _exec_ifup_by_name(dev)
  File "/usr/lib/python2.7/site-packages/vdsm/network/configurators/ifcfg.py", line 928, in _exec_ifup_by_name
    raise ConfigNetworkError(ERR_FAILED_IFUP, out[-1] if out else '')
ConfigNetworkError: (29, '\n')
MainProcess|jsonrpc/4::ERROR::2018-09-27 16:09:18,732::supervdsm_server::100::SuperVdsm.ServerCallback::(wrapper) Error in setupNetworks
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/vdsm/supervdsm_server.py", line 98, in wrapper
    res = func(*args, **kwargs)
  File "/usr/lib/python2.7/site-packages/vdsm/network/api.py", line 217, in setupNetworks
    _setup_networks(networks, bondings, options)
  File "/usr/lib/python2.7/site-packages/vdsm/network/api.py", line 238, in _setup_networks
    netswitch.configurator.setup(networks, bondings, options, in_rollback)
  File "/usr/lib/python2.7/site-packages/vdsm/network/netswitch/configurator.py", line 140, in setup
    _setup_legacy(legacy_nets, legacy_bonds, options, in_rollback)
  File "/usr/lib/python2.7/site-packages/vdsm/network/netswitch/configurator.py", line 157, in _setup_legacy
    in_rollback)
  File "/usr/lib/python2.7/site-packages/vdsm/network/legacy_switch.py", line 488, in bonds_setup
    _bonds_edit(edit, configurator, _netinfo)
  File "/usr/lib/python2.7/site-packages/vdsm/network/legacy_switch.py", line 560, in _bonds_edit
    configurator.editBonding(bond, _netinfo)
  File "/usr/lib/python2.7/site-packages/vdsm/network/configurators/ifcfg.py", line 196, in editBonding
    _exec_ifup(bond)
  File "/usr/lib/python2.7/site-packages/vdsm/network/configurators/ifcfg.py", line 942, in _exec_ifup
    _exec_ifup_by_name(iface.name, cgroup)
  File "/usr/lib/python2.7/site-packages/vdsm/network/configurators/ifcfg.py", line 928, in _exec_ifup_by_name
    raise ConfigNetworkError(ERR_FAILED_IFUP, out[-1] if out else '')
ConfigNetworkError: (29, '\n')