** Description changed:

  [Impact]
  
  virsh command is hang if there is broken VM on broken NFS
  
  This is affected to Xenial
  
  [Test Case]
  
  1. deploy VM with NFS storage ( running )
  2. block NFS via iptables
  - iptables -A OUTPUT -d NFS_SERVER_IP -p tcp --dport 2049 -j DROP ( on host 
machine )
  3. virsh blkdeviotune generic hda => hang
  4. virsh domstats => hang
  5. virsh list => lang
  
  [Regression]
  After patch, we can command domstats and list with short timeout. and 
libvirt-bin needs to be restarted. so if there are many VMs it will be affected 
short time while it is restarting.
  
  [Others]
  
  This bug is fixed in redhat bug report[1] and mailing list[2] and git
  commit[3][4][5]
  
+ and it is merged 1.3.5 upstream
+ 
+ 
https://libvirt.org/git/?p=libvirt.git;a=blobdiff;f=docs/news.html.in;h=1ad8337f5f8443b5ac76450dc3370f95c51503fd;hp=d035f6833fb5eaaced8f5a7010872f3e61b6955b;hb=7324444bc70dcc3e2d1fe0baa640712efb99e273;hpb=d57e73d06fe5901ac4ab9c025b3531251292b509
+ 
+ 
  [1] https://bugzilla.redhat.com/show_bug.cgi?id=1337073
  [2] https://www.redhat.com/archives/libvir-list/2016-May/msg01353.html
  [3] 
https://libvirt.org/git/?p=libvirt.git;a=commit;h=5d2b0e6f12b4e57d75ed1047ab1c36443b7a54b3
  [4] 
https://libvirt.org/git/?p=libvirt.git;a=commit;h=3aa5d51a9530a8737ca584b393c29297dd9bbc37
  [5] 
https://libvirt.org/git/?p=libvirt.git;a=commit;h=71d2c172edb997bae1e883b2e1bafa97d9f953a1

** Patch added: "lp1746630_xenial.debdiff"
   
https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1746630/+attachment/5046651/+files/lp1746630_xenial.debdiff

** Tags added: sts-sru-needed

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https://bugs.launchpad.net/bugs/1746630

Title:
  virsh api is stuck when vm is down with NFS borken

Status in libvirt package in Ubuntu:
  New

Bug description:
  [Impact]

  virsh command is hang if there is broken VM on broken NFS

  This is affected to Xenial

  [Test Case]

  1. deploy VM with NFS storage ( running )
  2. block NFS via iptables
  - iptables -A OUTPUT -d NFS_SERVER_IP -p tcp --dport 2049 -j DROP ( on host 
machine )
  3. virsh blkdeviotune generic hda => hang
  4. virsh domstats => hang
  5. virsh list => lang

  [Regression]
  After patch, we can command domstats and list with short timeout. and 
libvirt-bin needs to be restarted. so if there are many VMs it will be affected 
short time while it is restarting.

  [Others]

  This bug is fixed in redhat bug report[1] and mailing list[2] and git
  commit[3][4][5]

  and it is merged 1.3.5 upstream

  
https://libvirt.org/git/?p=libvirt.git;a=blobdiff;f=docs/news.html.in;h=1ad8337f5f8443b5ac76450dc3370f95c51503fd;hp=d035f6833fb5eaaced8f5a7010872f3e61b6955b;hb=7324444bc70dcc3e2d1fe0baa640712efb99e273;hpb=d57e73d06fe5901ac4ab9c025b3531251292b509

  
  [1] https://bugzilla.redhat.com/show_bug.cgi?id=1337073
  [2] https://www.redhat.com/archives/libvir-list/2016-May/msg01353.html
  [3] 
https://libvirt.org/git/?p=libvirt.git;a=commit;h=5d2b0e6f12b4e57d75ed1047ab1c36443b7a54b3
  [4] 
https://libvirt.org/git/?p=libvirt.git;a=commit;h=3aa5d51a9530a8737ca584b393c29297dd9bbc37
  [5] 
https://libvirt.org/git/?p=libvirt.git;a=commit;h=71d2c172edb997bae1e883b2e1bafa97d9f953a1

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