On Mon, Dec 13, 2021 at 9:42 AM Niklas Larsson via Users <users@ovirt.org> wrote:

Hi,

Can't see any errors for networking - we only have one logical network, that has all the features:

/niklas

On 2021-12-13 09:26, Ales Musil wrote:
Hi,

is your engine reporting out-of-sync on that migration network?

Best regards,

Ales

On Mon, Dec 13, 2021 at 9:23 AM Niklas Larsson via Users <users@ovirt.org> wrote:

Hi,

we are using static ip, and the iptable-save is pretty empty - all rules
are ACCEPT as default.

We are doing this in our lab environment, not yet i production - so it's
not affecting anything yet.

/niklas

On 2021-12-10 17:37, Nathanaël Blanchet wrote:
> Hi,
>
> Is your migration network provisionned by DHCP?
>
> If so, there is a known bug that prevents NetworkManager to set ip
> rule table for your migration network, and it won't be fixed before
> 4.5 release.
>
> As a workaround, you can set the protocol to static or manually assign
> rule table to 0 as folowing on all on your hosts:
>
> nmcli connection mod migration ipv4.route-table 0 && nmcli con up
> migration
>
> Le 10/12/2021 à 17:07, Niklas Larsson via Users a écrit :
>> Hi,
>>
>> we are trying to upgrade 4.3.7 -> 4.4.9 (Ovirt-Node, hosted engine).
>> And things looks good until we try to migrate VM from 4.3.7 host to
>> the 4.4.9 host, it fails with an generic error - and in below is from
>> the vsdm.log from the 4.3.7 host.
>>
>> Migrating VM from 4.4.9 host -> 4.3.7 host works.
>>
>> Upgraded the 4.3.7 to 4.3.10 - did not solve it
>>
>> Log from the 4.3 host:
>> 2021-12-10 16:18:22,829+0100 INFO (jsonrpc/1) [api.virt] START
>> migrate(params={u'incomingLimit': 2, u'src':
>> u'kvm22.shg.mgn.weblink.se', u'dstqemu': u'10.1.2.111',
>> u'autoConverge': u'true', u'tunneled': u'false', u'enableGuestEvents': T
>> rue, u'dst': u'kvm21.shg.mgn.weblink.se:54321',
>> u'convergenceSchedule': {u'init': [{u'params': [u'100'], u'name':
>> u'setDowntime'}], u'stalling': [{u'action': {u'params': [u'150'],
>> u'name': u'setDowntime'}, u'limit': 1}, {u'action': {u'params':
>> [u'200'], u'name': u'setDowntime'}, u'limit': 2}, {u'action':
>> {u'params': [u'300'], u'name': u'setDowntime'}, u'limit': 3},
>> {u'action': {u'params': [u'400'], u'name': u'setDowntime'}, u'limit':
>> 4}, {u'action': {u'params': [u'500'], u'name': u'setDowntime'},
>> u'limit': 6}, {u'action': {u'params': [], u'name': u'abort'},
>> u'limit': -1}]}, u'vmId': u'11f3a2aa-7951-4064-92f9-bb8ab515373b',
>> u'abortOnError': u'true', u'outgoingLimit': 2, u'compressed':
>> u'false', u'maxBandwidth': 62, u'method': u'online'})
>> from=::ffff:10.1.2.51,46546,
>> flow_id=03aca28c-00c9-4b58-a1e8-3aa355e162c2,
>> vmId=11f3a2aa-7951-4064-92f9-bb8ab515373b (api:48)
>> 2021-12-10 16:18:22,831+0100 INFO (jsonrpc/1) [api.virt] FINISH
>> migrate return={'status': {'message': 'Migration in progress',
>> 'code': 0}, 'progress': 0} from=::ffff:10.1.2.51,46546,
>> flow_id=03aca28c-00c9-4b58-a1e8-3aa355e162c2,
>> vmId=11f3a2aa-7951-4064-92f9-bb8ab515373b (api:54)
>> 2021-12-10 16:18:22,831+0100 INFO (jsonrpc/1)
>> [jsonrpc.JsonRpcServer] RPC call VM.migrate succeeded in 0.01 seconds
>> (__init__:312)
>> 2021-12-10 16:18:22,873+0100 ERROR (migsrc/11f3a2aa) [virt.vm]
>> (vmId='11f3a2aa-7951-4064-92f9-bb8ab515373b') [Errno -2] Name or
>> service not known (migration:282)
>> 2021-12-10 16:18:22,875+0100 ERROR (migsrc/11f3a2aa) [virt.vm]
>> (vmId='11f3a2aa-7951-4064-92f9-bb8ab515373b') Failed to migrate
>> (migration:450)
>> Traceback (most recent call last):
>> File "/usr/lib/python2.7/site-packages/vdsm/virt/migration.py",
>> line 402, in _regular_run
>>     self._setupVdsConnection()
>> File "/usr/lib/python2.7/site-packages/vdsm/virt/migration.py",
>> line 239, in _setupVdsConnection
>>     client = self._createClient(port)
>> File "/usr/lib/python2.7/site-packages/vdsm/virt/migration.py",
>> line 227, in _createClient
>>     client_socket = utils.create_connected_socket(host, int(port),
>> sslctx)
>> File "/usr/lib/python2.7/site-packages/vdsm/utils.py", line 435, in
>> create_connected_socket
>>     socket.AF_UNSPEC, socket.SOCK_STREAM)
>> gaierror: [Errno -2] Name or service not known
>> 2021-12-10 16:18:22,888+0100 INFO (jsonrpc/7) [api.virt] START
>> getMigrationStatus() from=::ffff:10.1.2.51,46546,
>> vmId=11f3a2aa-7951-4064-92f9-bb8ab515373b (api:48)
>> 2021-12-10 16:18:22,888+0100 INFO (jsonrpc/7) [api.virt] FINISH
>> getMigrationStatus return={'status': {'message': 'Done', 'code': 0},
>> 'migrationStats': {'status': {'message': 'Fatal error during
>> migration', 'code': 12}, 'progress': 0}} from=::ffff:10.1.2.51,46546,
>> vmId=11f3a2aa-7951-4064-92f9-bb8ab515373b (api:54)
>> 2021-12-10 16:18:22,889+0100 INFO (jsonrpc/7)
>> [jsonrpc.JsonRpcServer] RPC call VM.getMigrationStatus succeeded in
>> 0.00 seconds (__init__:312)
>> 2021-12-10 16:18:23,431+0100 INFO (jsonrpc/3)
>> [jsonrpc.JsonRpcServer] RPC call Host.ping2 succeeded in 0.00 seconds
>> (__init__:312)
>>
>> Any ideas?
>>
>> /niklas
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--

Ales Musil

Software Engineer - RHV Network

Red Hat EMEA

amusil@redhat.com IM: amusil
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