Open Stack

Did you check your configuration before attempting the migration?

http://docs.openstack.org/trunk/config-reference/content/section_configuring-compute-migrations.html

-Chris


On 05/06/2014 04:29 AM, Liu Wenmao wrote:
> Hi all:
>
> 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 "*Error: *Failed to live migrate instance to 
> host "node1.expr-zone"." error.
>
> 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:
>
> [Tue May 06 08:18:32 2014] [error] REQ: curl -i 
> 'http://controller:8774/v2/53707d290204404dbff625378969c25c/os-hypervisors/detail' 
> -X GET -H "X-Auth-Project-Id: 53707d290204404dbff625378969c25c" -H 
> "User-Agent: python-novaclient" -H "Accept: application/json" -H 
> "X-Auth-Token: 6e3dcd16941b44a6aa19b07c64a4374f"
> [Tue May 06 08:18:32 2014] [error]
> [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'})
> [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}]}
> [Tue May 06 08:18:32 2014] [error]
> [Tue May 06 08:18:32 2014] [error]
> [Tue May 06 08:18:32 2014] [error] REQ: curl -i 
> 'http://controller:8774/v2/53707d290204404dbff625378969c25c/servers/f1df31ff-6e42-44ed-8697-1bd0dd708762/action' 
> -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"}}'
> [Tue May 06 08:18:32 2014] [error]
> [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'})
> [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}}
> [Tue May 06 08:18:33 2014] [error]
> [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)
>
>
> the services seems to be up :
> root at controller:/usr/src/horizon# nova-manage service list
> Binary           Host Zone             Status     State Updated_At
> nova-scheduler   controller internal         enabled    :-)   
> 2014-05-06 08:28:57
> nova-cert        controller internal         enabled    :-)   
> 2014-05-06 08:28:57
> nova-consoleauth controller internal         enabled    :-)   
> 2014-05-06 08:28:57
> nova-conductor   controller internal         enabled    :-)   
> 2014-05-06 08:28:57
> nova-compute     node1 nova             enabled    :-)   2014-05-06 
> 08:28:52
> nova-conductor   node1 internal         enabled    :-)   2014-05-06 
> 08:28:37
> nova-compute     node2 nova             enabled    :-)   2014-05-06 
> 08:28:58
> nova-conductor   node2 internal         enabled    :-)   2014-05-06 
> 08:29:14
>
> So how can I solve this problem?
>
> Thanks
>
> Wenmao Liu
> NSFOCUS Inc
>
>
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