[Linux-cluster] failover domain and service start

Thu Nov 21 23:19:44 UTC 2013

if you are using virsh for manage your vms, change this in your
cluster.conf

from
use_virsh="0"
to
use_virsh="1"


2013/11/22 Paras pradhan <pradhanparas at gmail.com>

> I think i found the problem.
>
> virsh list --all does not show my vm . This is because it was created on
> another node. and another node has it. Now I want to start the service on a
> different node in which it was not created or where virsh list --all does
> not have an entry. Is it possible to create this entry using a xen config
> file?Looks like this is now a Xen issue rather than a linux-cluster issue .
> :)
>
> Paras.
>
>
>
> On Thu, Nov 21, 2013 at 4:58 PM, emmanuel segura <emi2fast at gmail.com>wrote:
>
>> 1:did you verify your xen livemigration configuration?
>> 2: where you vm disk reside?
>> 3: can you see your vm defined on every cluster node with xm list?
>>
>>
>> 2013/11/21 Paras pradhan <pradhanparas at gmail.com>
>>
>>> This is what I get
>>>
>>> Hypervisor: xen
>>> Management tool: virsh
>>> Hypervisor URI: xen:///
>>> Migration URI format: xenmigr://target_host/
>>> Virtual machine guest1 is error: failed to get domain 'guest1'
>>> error: Domain not found: xenUnifiedDomainLookupByName
>>>
>>> <debug>  virsh -c xen:/// start guest1
>>> error: failed to get domain 'guest1'
>>> error: Domain not found: xenUnifiedDomainLookupByName
>>>
>>> ++ printf '\033]0;%s@%s:%s\007' root vtst3 '~'
>>> [root at cvtst3 ~]# set +x
>>> + set +x
>>>
>>>
>>> --
>>>
>>>
>>>  I am wondering why it failed to get domain .
>>>
>>>
>>> -Paras.
>>>
>>>
>>>
>>> On Thu, Nov 21, 2013 at 4:43 PM, emmanuel segura <emi2fast at gmail.com>wrote:
>>>
>>>> yes
>>>>
>>>>
>>>> 2013/11/21 Paras pradhan <pradhanparas at gmail.com>
>>>>
>>>>> Well it is guest1. Isn't it?.
>>>>>
>>>>> <vm autostart="1" domain="myfd1" exclusive="0" max_restarts="0"
>>>>> name="guest1" path="/vms_c" recovery="restart" restart_expire_time="0"
>>>>> use_virsh="0"/>
>>>>>
>>>>> It is a vm service if it matters.
>>>>>
>>>>> -Paras.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Thu, Nov 21, 2013 at 4:22 PM, emmanuel segura <emi2fast at gmail.com>wrote:
>>>>>
>>>>>> use the servicename you defined in your cluster.conf
>>>>>>
>>>>>>
>>>>>> 2013/11/21 Paras pradhan <pradhanparas at gmail.com>
>>>>>>
>>>>>>> Says:
>>>>>>>
>>>>>>> Running in test mode.
>>>>>>> No resource guest1 of type service found
>>>>>>>
>>>>>>> -Paras.
>>>>>>>
>>>>>>>
>>>>>>> On Thu, Nov 21, 2013 at 4:07 PM, emmanuel segura <emi2fast at gmail.com
>>>>>>> > wrote:
>>>>>>>
>>>>>>>> rg_test test /etc/cluster/cluster.conf start service guest1
>>>>>>>>
>>>>>>>>
>>>>>>>> 2013/11/21 Paras pradhan <pradhanparas at gmail.com>
>>>>>>>>
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> My failover domain looks like this:
>>>>>>>>>
>>>>>>>>> <failoverdomain name="myfd1" nofailback="1" ordered="1"
>>>>>>>>> restricted="0">
>>>>>>>>>                                 <failoverdomainnode name="vtst1"
>>>>>>>>> priority="1"/>
>>>>>>>>>                                 <failoverdomainnode name="vtst3"
>>>>>>>>> priority="2"/>
>>>>>>>>>                                 <failoverdomainnode name="vtst2"
>>>>>>>>> priority="3"/>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>                         </failoverdomain>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> I have vm service that uses this failover domain. If my node vtst1
>>>>>>>>> is offline, the service doesnot start on vtst3 which is 2nd in the priority.
>>>>>>>>>
>>>>>>>>> I tried to start it with: clusvcadm -e vm:guest1   and even with
>>>>>>>>> -F and -m option.
>>>>>>>>>
>>>>>>>>> All i see is this error:
>>>>>>>>>
>>>>>>>>> Nov 21 15:40:29 vtst3 clurgmgrd[13911]: <notice> start on vm
>>>>>>>>> "guest1" returned 1 (generic error)
>>>>>>>>> Nov 21 15:40:29 vtst3 clurgmgrd[13911]: <warning> #68: Failed to
>>>>>>>>> start vm:guest1; return value: 1
>>>>>>>>> Nov 21 15:40:29 vtst3 clurgmgrd[13911]: <notice> Stopping service
>>>>>>>>> vm:guest1
>>>>>>>>> Nov 21 15:40:35 vtst3 clurgmgrd[13911]: <notice> Service vm:guest1
>>>>>>>>> is recovering
>>>>>>>>> Nov 21 15:40:35 vtst3 clurgmgrd[13911]: <warning> #71: Relocating
>>>>>>>>> failed service vm:guest1
>>>>>>>>> Nov 21 15:40:35 vtst3 clurgmgrd[13911]: <notice> Service vm:guest1
>>>>>>>>> is stopped
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> How do I debug?
>>>>>>>>> Thanks!
>>>>>>>>> Paras.
>>>>>>>>>
>>>>>>>>> --
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>>>>>>>>> Linux-cluster at redhat.com
>>>>>>>>> https://www.redhat.com/mailman/listinfo/linux-cluster
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
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>>>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>>> --
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>>>>>>
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>>>>>>
>>>>>
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>>>>
>>>>
>>>>
>>>> --
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>>>>
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>>
>>
>>
>> --
>> esta es mi vida e me la vivo hasta que dios quiera
>>
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esta es mi vida e me la vivo hasta que dios quiera
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