[Ussuri] Auto shutdown VM

Deepa KR deepa.kr at fingent.com
Mon Jan 4 09:23:59 UTC 2021


Hi All

Any suggestions highly appreciated.
We are facing these issues very frequently now .

On Mon, Nov 23, 2020 at 10:03 AM Deepa KR <deepa.kr at fingent.com> wrote:

> Hi
>
> Can see only  shutting down, reason=crashed in libvirt/qemu logs .Nothing
> else .
> Couldn't find anything else in neutron logs as well
>
>
> On Wed, Nov 18, 2020 at 5:23 PM Deepa KR <deepa.kr at fingent.com> wrote:
>
>> Thanks for pointing out. Have 70 + vms and has issue with just 3 vms so i
>> am really confused
>>
>> Sent from my iPhone
>>
>> On 18-Nov-2020, at 1:56 PM, rui zang <rui.zang at yandex.com> wrote:
>>
>> 
>> [instance: 28cd861c-ef15-444a-a902-9cac643c72b5] *Received unexpected
>> event network-vif-unplugged-e97839a1-bbc4-4d26-af30-768ca3630ce9 for
>> instance with vm_state active and task_state None.*
>>
>>
>> Clearly the network virtual interface was somehow removed or unplugged.
>> What you should look into is OVS or whatever the network solution you are
>> using.
>>
>>
>> 18.11.2020, 01:44, "Deepa KR" <deepa.kr at fingent.com>:
>>
>>  Hi All
>>
>> We have a Openstack setup with the *Ussuri Version* and I am *regularly
>> facing auto shutdown of a few VMs (ubuntu16.04) randomly* .
>> If I restart then the instance is back .
>>
>> From logs I was able to see the messages below .
>>
>>  WARNING nova.compute.manager [req-2a21d455-ac04-44aa-b248-4776e5109013
>> 813f3fb52c434e38991bb90aa4771541 10b5279cb6f64ca19871f132a2cee1a3 - default
>> default] [instance: 28cd861c-ef15-444a-a902-9cac643c72b5] *Received
>> unexpected event network-vif-unplugged-e97839a1-bbc4-4d26-af30-768ca3630ce9
>> for instance with vm_state active and task_state None.*
>>  INFO nova.compute.manager [-] [instance:
>> 28cd861c-ef15-444a-a902-9cac643c72b5] VM Stopped (Lifecycle Event)
>>  INFO nova.compute.manager [req-8261f607-4f1e-459d-85d4-e269694dd477 - -
>> - - -] [instance: 28cd861c-ef15-444a-a902-9cac643c72b5] *During
>> _sync_instance_power_state the DB power_state (1) does not match the
>> vm_power_state from the hypervisor (4). Updating power_state in the DB to
>> match the hypervisor.*
>> syslog:Nov 13 07:01:07 fgshwbucehyp04 nova-compute[2680204]: 2020-11-13
>> 07:01:07.684 2680204 WARNING nova.compute.manager
>> [req-8261f607-4f1e-459d-85d4-e269694dd477 - - - - -] [instance:
>> 28cd861c-ef15-444a-a902-9cac643c72b5] *Instance shutdown by itself.
>> Calling the stop API. Current vm_state: active, current task_state: None,
>> original DB power_state: 1, current VM power_state: 4*
>>   nova.compute.manager [req-8261f607-4f1e-459d-85d4-e269694dd477 - - - -
>> -] [instance: 28cd861c-ef15-444a-a902-9cac643c72b5] *Instance is already
>> powered off in the hypervisor when stop is called.*
>>  nova.virt.libvirt.driver [req-8261f607-4f1e-459d-85d4-e269694dd477 - - -
>> - -] [instance: 28cd861c-ef15-444a-a902-9cac643c72b5] *Instance already
>> shutdown.*
>>  nova.virt.libvirt.driver [-] [instance:
>> 28cd861c-ef15-444a-a902-9cac643c72b5] *Instance destroyed successfully.*
>>  nova.compute.manager [req-7a0a0d03-e286-42f0-9e36-38a432f236f3
>> d9ca03b9d0884d51a26a39b6c82f02eb 304d859c43df4de4944ca5623f7f455c - default
>> default] [instance: 28cd861c-ef15-444a-a902-9cac643c72b5] Get console output
>>  nova.virt.libvirt.driver [-] [instance:
>> 28cd861c-ef15-444a-a902-9cac643c72b5] *Instance destroyed successfully.*
>>
>> I searched a few blogs and forums but couldn't find a solution to it .
>>
>> Few mentioned to add s*ync_power_state_interval=-1 in *
>> */etc/nova/nova.conf *.But understood that this will help only when nova
>> stops vm.
>> But in this case vm itself is shutting down (*Instance shutdown by
>> itself. Calling the stop API*)
>> Also no memory issue in VM nor the hypervisor.
>> Also did apt-get upgrade .
>>
>> It would be great if anyone can shed light to this issue.
>>
>> Regards,
>> Deepa K R
>>
>> Sent from my iPhone
>>
>>
>
> --
>
>
> Regards,
>
> Deepa K R | DevOps Team Lead
>
>
>
> USA | UAE | INDIA | AUSTRALIA
>
>
>

-- 


Regards,

Deepa K R | DevOps Team Lead



USA | UAE | INDIA | AUSTRALIA
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