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[Qin Zhao <chaochin@xxxxxxxxx>]

Public bug reported:

Python stack

(gdb) py-bt
#4 file '/usr/lib64/python2.6/subprocess.py', in '_eintr_retry_call'
#8 file '/usr/lib64/python2.6/subprocess.py', in '_execute_child'
#11 file '/usr/lib64/python2.6/subprocess.py', in '__init__'
#18 file '/usr/lib/python2.6/site-packages/eventlet/green/subprocess.py', in '__init__'
#29 file '/usr/lib/python2.6/site-packages/nova/openstack/common/processutils.py', in 'execute'
#34 file '/usr/lib/python2.6/site-packages/nova/utils.py', in 'execute'
#38 file '/usr/lib/python2.6/site-packages/nova/virt/configdrive.py', in '_make_iso9660'
#41 file '/usr/lib/python2.6/site-packages/nova/virt/configdrive.py', in 'make_drive'
#44 file '/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py', in '_create_image'
#48 file '/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py', in 'spawn'
#52 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in '_spawn'
#57 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
#61 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in '_build_instance'
#64 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in '_run_instance'
#68 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'do_run_instance'
#73 file '/usr/lib/python2.6/site-packages/nova/openstack/common/lockutils.py', in 'inner'
#77 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'run_instance'
#82 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
#87 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
#92 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
#97 file '/usr/lib/python2.6/site-packages/nova/exception.py', in 'wrapped'
#102 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/server.py', in 'inner'
#107 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '_do_dispatch'
#110 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '_dispatch'
#113 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '_dispatch_and_reply'
#116 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '<lambda>'
#121 file '/usr/lib/python2.6/site-packages/eventlet/greenthread.py', in 'main'
#141 file 0x0, in <unknown at remote 0x3a1b0994b0>
#143 file '/usr/lib/python2.6/site-packages/eventlet/green/select.py', in 'on_read'
#147 file '/usr/lib/python2.6/site-packages/eventlet/hubs/poll.py', in 'wait'
#151 file '/usr/lib/python2.6/site-packages/eventlet/hubs/hub.py', in 'run'

** Affects: nova
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1313477

Title:
  libvirt driver hang when boot new instance

Status in OpenStack Compute (Nova):
  New

Bug description:
  Python stack

  (gdb) py-bt
  #4 file '/usr/lib64/python2.6/subprocess.py', in '_eintr_retry_call'
  #8 file '/usr/lib64/python2.6/subprocess.py', in '_execute_child'
  #11 file '/usr/lib64/python2.6/subprocess.py', in '__init__'
  #18 file '/usr/lib/python2.6/site-packages/eventlet/green/subprocess.py', in '__init__'
  #29 file '/usr/lib/python2.6/site-packages/nova/openstack/common/processutils.py', in 'execute'
  #34 file '/usr/lib/python2.6/site-packages/nova/utils.py', in 'execute'
  #38 file '/usr/lib/python2.6/site-packages/nova/virt/configdrive.py', in '_make_iso9660'
  #41 file '/usr/lib/python2.6/site-packages/nova/virt/configdrive.py', in 'make_drive'
  #44 file '/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py', in '_create_image'
  #48 file '/usr/lib/python2.6/site-packages/nova/virt/libvirt/driver.py', in 'spawn'
  #52 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in '_spawn'
  #57 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
  #61 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in '_build_instance'
  #64 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in '_run_instance'
  #68 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'do_run_instance'
  #73 file '/usr/lib/python2.6/site-packages/nova/openstack/common/lockutils.py', in 'inner'
  #77 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'run_instance'
  #82 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
  #87 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
  #92 file '/usr/lib/python2.6/site-packages/nova/compute/manager.py', in 'decorated_function'
  #97 file '/usr/lib/python2.6/site-packages/nova/exception.py', in 'wrapped'
  #102 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/server.py', in 'inner'
  #107 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '_do_dispatch'
  #110 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '_dispatch'
  #113 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '_dispatch_and_reply'
  #116 file '/usr/lib/python2.6/site-packages/oslo/messaging/rpc/dispatcher.py', in '<lambda>'
  #121 file '/usr/lib/python2.6/site-packages/eventlet/greenthread.py', in 'main'
  #141 file 0x0, in <unknown at remote 0x3a1b0994b0>
  #143 file '/usr/lib/python2.6/site-packages/eventlet/green/select.py', in 'on_read'
  #147 file '/usr/lib/python2.6/site-packages/eventlet/hubs/poll.py', in 'wait'
  #151 file '/usr/lib/python2.6/site-packages/eventlet/hubs/hub.py', in 'run'

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