** Changed in: nova
Status: Fix Committed => Fix Released
** Changed in: nova
Milestone: None => havana-1
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https://bugs.launchpad.net/bugs/1157992
Title:
libvirt tests fail due to too many connections
Status in OpenStack Compute (Nova):
Fix Released
Bug description:
Our libvirt unit tests can open too many connections to libvirt and
cause a failure:
ft533.70:
nova.tests.test_libvirt.LibvirtConnTestCase.test_xml_and_uri_no_ramdisk_StringException:
Empty attachments:
stderr
stdout
pythonlogging:'nova': {{{
Loading network driver 'nova.network.linux_net'
Loading network driver 'nova.network.linux_net'
Loading network driver 'nova.network.linux_net'
URI qemu:///system does not support events
Loading network driver 'nova.network.linux_net'
Connection to libvirt failed: Cannot recv data: Connection reset by peer
Traceback (most recent call last):
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
625, in _connect
return libvirt.openReadOnly(uri)
File "/usr/lib/python2.7/dist-packages/libvirt.py", line 247, in
openReadOnly
if ret is None:raise libvirtError('virConnectOpenReadOnly() failed')
libvirtError: Cannot recv data: Connection reset by peer
URI qemu:///system does not support events
Connection to libvirt failed: Cannot write data: Broken pipe
Traceback (most recent call last):
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
625, in _connect
return libvirt.openReadOnly(uri)
File "/usr/lib/python2.7/dist-packages/libvirt.py", line 247, in
openReadOnly
if ret is None:raise libvirtError('virConnectOpenReadOnly() failed')
libvirtError: Cannot write data: Broken pipe
URI qemu:///system does not support events
}}}
Traceback (most recent call last):
File
"/home/jenkins/workspace/gate-nova-python27/nova/tests/test_libvirt.py", line
940, in test_xml_and_uri_no_ramdisk
expect_kernel=True, expect_ramdisk=False)
File
"/home/jenkins/workspace/gate-nova-python27/nova/tests/test_libvirt.py", line
2012, in _check_xml_and_uri
rescue=rescue)
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
2326, in to_xml
disk_info, rescue, block_device_info)
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
2145, in get_guest_config
guest.cpu = self.get_guest_cpu_config()
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
1996, in get_guest_cpu_config
cpu = self.get_host_cpu_for_guest()
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
1937, in get_host_cpu_for_guest
caps = self.get_host_capabilities()
File
"/home/jenkins/workspace/gate-nova-python27/nova/virt/libvirt/driver.py", line
1922, in get_host_capabilities
xmlstr = self._conn.getCapabilities()
AttributeError: 'NoneType' object has no attribute 'getCapabilities'
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