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Reviewed:  https://review.openstack.org/265485
Committed: https://git.openstack.org/cgit/openstack/nova/commit/?id=fb5a0442cf20b5c5946e33d2c82ddaa7648efe18
Submitter: Jenkins
Branch:    master

commit fb5a0442cf20b5c5946e33d2c82ddaa7648efe18
Author: Diana Clarke <diana.joan.clarke@xxxxxxxxx>
Date:   Fri Jan 8 19:37:50 2016 -0500

    Fix unit tests on Mac OS X
    
    Commit f6969afa4708d1702321dcd48062591bd400789e resulted in a bunch of
    unit test failures on Mac OS X because '/proc/self/mounts' doesn't
    exist.
    
    Change-Id: I4b5cd48ab4774093419a219dddf00672ca6d2e64
    Closes-Bug: #1532340


** Changed in: nova
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/1532340

Title:
  No such file or directory: '/proc/self/mounts'

Status in OpenStack Compute (nova):
  Fix Released

Bug description:
  I'm seeing 147 unit test failures like the following on my mac since
  this was merged a few hours ago:

  https://github.com/openstack/nova/commit/b3879bd199036a9327a32d7c7cacdff3a9c9807d

  https://github.com/openstack/nova/blob/b1588cea68d2037dfc2e792b25fbb56d76b7d439/nova/virt/libvirt/host.py#L1005

      Traceback (most recent call last):
        File "nova/tests/unit/virt/test_virt_drivers.py", line 55, in wrapped_func
          return f(self, *args, **kwargs)
        File "nova/tests/unit/virt/test_virt_drivers.py", line 380, in test_power_off
          instance_ref, network_info = self._get_running_instance()
        File "nova/tests/unit/virt/test_virt_drivers.py", line 264, in _get_running_instance
          [], 'herp', network_info=network_info)
        File "nova/virt/libvirt/driver.py", line 2506, in spawn
          write_to_disk=True)
        File "nova/virt/libvirt/driver.py", line 4402, in _get_guest_xml
          context)
        File "nova/virt/libvirt/driver.py", line 4223, in _get_guest_config
          self._update_guest_cputune(guest, flavor, virt_type)
        File "nova/virt/libvirt/driver.py", line 3571, in _update_guest_cputune
          is_able = self._host.is_cpu_control_policy_capable()
        File "nova/virt/libvirt/host.py", line 1005, in is_cpu_control_policy_capable
          with open("/proc/self/mounts", "r") as fd:
      IOError: [Errno 2] No such file or directory: '/proc/self/mounts'

  Related:

  https://bugs.launchpad.net/nova/+bug/1496854
  https://review.openstack.org/#/c/224726/

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