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[Launchpad Bug Tracker <1384240@xxxxxxxxxxxxxxxxxx>]

[Expired for neutron because there has been no activity for 60 days.]

** Changed in: neutron
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1384240

Title:
  Linux bridge and vethpair  were not cleaned after instance is removed

Status in OpenStack Neutron (virtual network service):
  Expired
Status in OpenStack Compute (Nova):
  Invalid

Bug description:
  After I added/removed routers, nets and subnets many times, for
  testing purpose, I found that I have 45 interfaces:

  b# ifconfig|grep encap:Ethernet
  br-eth0   Link encap:Ethernet  HWaddr d0:67:e5:03:18:0f
  br-eth0:1 Link encap:Ethernet  HWaddr d0:67:e5:03:18:0f
  eth0      Link encap:Ethernet  HWaddr d0:67:e5:03:18:0f
  int-br-eth0 Link encap:Ethernet  HWaddr 82:ad:59:16:ca:da
  phy-br-eth0 Link encap:Ethernet  HWaddr da:e4:8d:cd:38:43
  qbr056025bc-49 Link encap:Ethernet  HWaddr fa:c1:6d:fe:5e:b8
  qbr3dccedf9-e8 Link encap:Ethernet  HWaddr 02:42:c0:73:d2:0b
  qbr422898c8-df Link encap:Ethernet  HWaddr 76:b0:42:f5:ad:f9
  qbr69eb1f6a-71 Link encap:Ethernet  HWaddr d6:d2:7f:ee:1a:34
  qbr750aa557-b7 Link encap:Ethernet  HWaddr 5a:2e:b3:f3:30:b1
  qbr81eb2deb-b7 Link encap:Ethernet  HWaddr f2:d0:95:19:fb:c4
  qbr971c890b-8f Link encap:Ethernet  HWaddr ce:a1:c9:f0:b6:24
  qbr9ab03868-2f Link encap:Ethernet  HWaddr 2a:d5:8a:61:0a:a1
  qbrcfd38872-d1 Link encap:Ethernet  HWaddr 16:7d:ad:1b:4b:82
  qbrde55f70b-7d Link encap:Ethernet  HWaddr 2a:8c:f5:2b:49:99
  qbrdead1da5-98 Link encap:Ethernet  HWaddr d6:95:61:73:1d:c6
  qbrf0db8340-a6 Link encap:Ethernet  HWaddr 9e:9b:36:c3:cb:d3
  qbrf3f3c43f-ff Link encap:Ethernet  HWaddr 4a:c6:5c:70:e4:b4
  qvb056025bc-49 Link encap:Ethernet  HWaddr fa:c1:6d:fe:5e:b8
  qvb3dccedf9-e8 Link encap:Ethernet  HWaddr 02:42:c0:73:d2:0b
  qvb422898c8-df Link encap:Ethernet  HWaddr 76:b0:42:f5:ad:f9
  qvb69eb1f6a-71 Link encap:Ethernet  HWaddr d6:d2:7f:ee:1a:34
  qvb750aa557-b7 Link encap:Ethernet  HWaddr 5a:2e:b3:f3:30:b1
  qvb81eb2deb-b7 Link encap:Ethernet  HWaddr f2:d0:95:19:fb:c4
  qvb971c890b-8f Link encap:Ethernet  HWaddr ce:a1:c9:f0:b6:24
  qvb9ab03868-2f Link encap:Ethernet  HWaddr 2a:d5:8a:61:0a:a1
  qvbcfd38872-d1 Link encap:Ethernet  HWaddr 16:7d:ad:1b:4b:82
  qvbde55f70b-7d Link encap:Ethernet  HWaddr 2a:8c:f5:2b:49:99
  qvbdead1da5-98 Link encap:Ethernet  HWaddr d6:95:61:73:1d:c6
  qvbf0db8340-a6 Link encap:Ethernet  HWaddr 9e:9b:36:c3:cb:d3
  qvbf3f3c43f-ff Link encap:Ethernet  HWaddr 4a:c6:5c:70:e4:b4
  qvo056025bc-49 Link encap:Ethernet  HWaddr aa:82:8b:9f:d6:a0
  qvo3dccedf9-e8 Link encap:Ethernet  HWaddr ea:8c:1f:0e:ab:92
  qvo422898c8-df Link encap:Ethernet  HWaddr 7a:9f:47:3c:3b:57
  qvo69eb1f6a-71 Link encap:Ethernet  HWaddr a6:dd:41:ce:e6:39
  qvo750aa557-b7 Link encap:Ethernet  HWaddr 32:6c:f8:ca:af:e9
  qvo81eb2deb-b7 Link encap:Ethernet  HWaddr ea:22:94:19:ac:4c
  qvo971c890b-8f Link encap:Ethernet  HWaddr 2e:f8:a7:72:1c:85
  qvo9ab03868-2f Link encap:Ethernet  HWaddr aa:3e:bb:c6:6d:d3
  qvocfd38872-d1 Link encap:Ethernet  HWaddr 16:3a:12:30:f5:71
  qvode55f70b-7d Link encap:Ethernet  HWaddr fa:ee:28:ed:52:37
  qvodead1da5-98 Link encap:Ethernet  HWaddr 5a:66:51:d9:a5:60
  qvof0db8340-a6 Link encap:Ethernet  HWaddr 66:b6:23:c9:ca:73
  qvof3f3c43f-ff Link encap:Ethernet  HWaddr 5e:5b:53:e8:11:58
  tapdead1da5-98 Link encap:Ethernet  HWaddr fe:54:00:39:74:0a

  Also ther'a 265 namespaces.

  I use Icehouse.

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