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    <div class="moz-cite-prefix">Did you check your configuration before
      attempting the migration? <br>
      <br>
<a class="moz-txt-link-freetext" href="http://docs.openstack.org/trunk/config-reference/content/section_configuring-compute-migrations.html">http://docs.openstack.org/trunk/config-reference/content/section_configuring-compute-migrations.html</a><br>
      <br>
      -Chris<br>
      <br>
      <br>
      On 05/06/2014 04:29 AM, Liu Wenmao wrote:<br>
    </div>
    <blockquote
cite="mid:CAL7G-MZUGpPy9wUE3cdYgBiP1=hCrQ5X+R2FuLeeOb2HGJfRpA@mail.gmail.com"
      type="cite">
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          <div>
            <div>
              <div>
                <div>
                  <div>
                    <div>Hi all:<br>
                      <br>
                    </div>
                    I upgrade Openstack to Icehouse and find that there
                    is a new horizon feature in which VM can be live
                    migrated. So I tried to move a VM from node2 to
                    node1, but got a "<strong>Error: </strong>Failed to
                    live migrate instance to host "node1.expr-zone"."
                    error. <br>
                    <br>
                  </div>
                  There seems no error logs in nova compute services of
                  node1 or node2, the nova api and nova schduler on
                  controller does not give any hints either. The only
                  error is found  in apache error log:<br>
                  <br>
                  [Tue May 06 08:18:32 2014] [error] REQ: curl -i '<a
                    moz-do-not-send="true"
href="http://controller:8774/v2/53707d290204404dbff625378969c25c/os-hypervisors/detail">http://controller:8774/v2/53707d290204404dbff625378969c25c/os-hypervisors/detail</a>'
                  -X GET -H "X-Auth-Project-Id:
                  53707d290204404dbff625378969c25c" -H "User-Agent:
                  python-novaclient" -H "Accept: application/json" -H
                  "X-Auth-Token: 6e3dcd16941b44a6aa19b07c64a4374f"<br>
                  [Tue May 06 08:18:32 2014] [error] <br>
                  [Tue May 06 08:18:32 2014] [error] RESP: [200]
                  CaseInsensitiveDict({'date': 'Tue, 06 May 2014
                  08:18:32 GMT', 'content-length': '1561',
                  'content-type': 'application/json',
                  'x-compute-request-id':
                  'req-75b0e3d3-4f66-459d-a54f-b35163c6a730'})<br>
                  [Tue May 06 08:18:32 2014] [error] RESP BODY:
                  {"hypervisors": [{"service": {"host": "node1", "id":
                  6}, "vcpus_used": 12, "hypervisor_type": "QEMU",
                  "local_gb_used": 240, "host_ip": "20.0.0.11",
                  "hypervisor_hostname": "node1.expr-zone",
                  "memory_mb_used": 25088, "memory_mb": 128898,
                  "current_workload": 0, "vcpus": 24, "cpu_info":
                  "{\\"vendor\\": \\"Intel\\", \\"model\\":
                  \\"SandyBridge\\", \\"arch\\": \\"x86_64\\",
                  \\"features\\": [\\"pdpe1gb\\", \\"osxsave\\",
                  \\"dca\\", \\"pcid\\", \\"pdcm\\", \\"xtpr\\",
                  \\"tm2\\", \\"est\\", \\"smx\\", \\"vmx\\",
                  \\"ds_cpl\\", \\"monitor\\", \\"dtes64\\", \\"pbe\\",
                  \\"tm\\", \\"ht\\", \\"ss\\", \\"acpi\\", \\"ds\\",
                  \\"vme\\"], \\"topology\\": {\\"cores\\": 6,
                  \\"threads\\": 2, \\"sockets\\": 1}}", "running_vms":
                  3, "free_disk_gb": 1728, "hypervisor_version":
                  1005000, "disk_available_least": 1396, "local_gb":
                  1968, "free_ram_mb": 103810, "id": 1}, {"service":
                  {"host": "node2", "id": 8}, "vcpus_used": 13,
                  "hypervisor_type": "QEMU", "local_gb_used": 222,
                  "host_ip": "20.0.0.12", "hypervisor_hostname":
                  "node2.expr-zone", "memory_mb_used": 24064,
                  "memory_mb": 128909, "current_workload": 0, "vcpus":
                  24, "cpu_info": "{\\"vendor\\": \\"Intel\\",
                  \\"model\\": \\"SandyBridge\\", \\"arch\\":
                  \\"x86_64\\", \\"features\\": [\\"pdpe1gb\\",
                  \\"osxsave\\", \\"dca\\", \\"pcid\\", \\"pdcm\\",
                  \\"xtpr\\", \\"tm2\\", \\"est\\", \\"smx\\",
                  \\"vmx\\", \\"ds_cpl\\", \\"monitor\\", \\"dtes64\\",
                  \\"pbe\\", \\"tm\\", \\"ht\\", \\"ss\\", \\"acpi\\",
                  \\"ds\\", \\"vme\\"], \\"topology\\": {\\"cores\\": 6,
                  \\"threads\\": 2, \\"sockets\\": 1}}", "running_vms":
                  7, "free_disk_gb": 1746, "hypervisor_version":
                  1005000, "disk_available_least": 1398, "local_gb":
                  1968, "free_ram_mb": 104845, "id": 2}]}<br>
                  [Tue May 06 08:18:32 2014] [error] <br>
                  [Tue May 06 08:18:32 2014] [error] <br>
                  [Tue May 06 08:18:32 2014] [error] REQ: curl -i '<a
                    moz-do-not-send="true"
href="http://controller:8774/v2/53707d290204404dbff625378969c25c/servers/f1df31ff-6e42-44ed-8697-1bd0dd708762/action">http://controller:8774/v2/53707d290204404dbff625378969c25c/servers/f1df31ff-6e42-44ed-8697-1bd0dd708762/action</a>'
                  -X POST -H "X-Auth-Project-Id:
                  53707d290204404dbff625378969c25c" -H "User-Agent:
                  python-novaclient" -H "Content-Type: application/json"
                  -H "Accept: application/json" -H "X-Auth-Token:
                  6e3dcd16941b44a6aa19b07c64a4374f" -d
                  '{"os-migrateLive": {"disk_over_commit": false,
                  "block_migration": false, "host": "node1.expr-zone"}}'<br>
                  [Tue May 06 08:18:32 2014] [error] <br>
                  [Tue May 06 08:18:33 2014] [error] RESP: [400]
                  CaseInsensitiveDict({'date': 'Tue, 06 May 2014
                  08:18:33 GMT', 'content-length': '107',
                  'content-type': 'application/json; charset=UTF-8',
                  'x-compute-request-id':
                  'req-ede459ef-cea4-42d3-a212-abe63021c05d'})<br>
                  [Tue May 06 08:18:33 2014] [error] RESP BODY:
                  {"badRequest": {"message": "Compute service of
                  node1.expr-zone is unavailable at this time.", "code":
                  400}}<br>
                  [Tue May 06 08:18:33 2014] [error] <br>
                  [Tue May 06 08:18:33 2014] [error] Recoverable error:
                  Compute service of node1.expr-zone is unavailable at
                  this time. (HTTP 400) (Request-ID:
                  req-ede459ef-cea4-42d3-a212-abe63021c05d)<br>
                  <br>
                  <br>
                </div>
                the services seems to be up :<br>
                root@controller:/usr/src/horizon# nova-manage service
                list<br>
                Binary           Host                                
                Zone             Status     State Updated_At<br>
                nova-scheduler   controller                          
                internal         enabled    :-)   2014-05-06 08:28:57<br>
                nova-cert        controller                          
                internal         enabled    :-)   2014-05-06 08:28:57<br>
                nova-consoleauth controller                          
                internal         enabled    :-)   2014-05-06 08:28:57<br>
                nova-conductor   controller                          
                internal         enabled    :-)   2014-05-06 08:28:57<br>
                nova-compute     node1                               
                nova             enabled    :-)   2014-05-06 08:28:52<br>
                nova-conductor   node1                               
                internal         enabled    :-)   2014-05-06 08:28:37<br>
                nova-compute     node2                               
                nova             enabled    :-)   2014-05-06 08:28:58<br>
                nova-conductor   node2                               
                internal         enabled    :-)   2014-05-06 08:29:14<br>
                <br>
              </div>
              So how can I solve this problem?<br>
              <br>
            </div>
            Thanks<br>
            <br>
          </div>
          Wenmao Liu<br>
        </div>
        NSFOCUS Inc<br>
      </div>
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      <br>
      <pre wrap="">_______________________________________________
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</pre>
    </blockquote>
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