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From "Fabiano A. Souza" <f.so...@fdsouza.com.br>
Subject Re: SystemVM can't start
Date Wed, 15 Mar 2017 16:15:44 GMT
Yes. I set up the DataCenter with the Advanced Network configuration. 

I'm attaching XenServer file log detailed sample. 

Thank you so much for your help.

---
FABIANO A. SOUZA
_Assistência e Consultoria em TI_
f.souza@fdsouza.com.br
http://www.fdsouza.com.br 

Em 15/03/2017 12:52, Rafael Weingärtner escreveu:

> I am not sure if this is a complete destroy and if ACS re-uses something
> from the old VMs.
> 
> From your logs,
> 
>> VIF.unplug
>> R:68394c4e8e7c failed with exception Db_exn.DBCache_NotFound("missing
> 
> This probably happened because when the VM was being created and the VIF
> was not created in the hypervisor. There are probably other error log
> entries before this one. From your other log:
> 
> errorInfo: [HOST_CANNOT_ATTACH_NETWORK,
> 
> It is clear that there is something wrong in your XenServer. If you want us
> to help you, you need to provide a more log entries (not scattered bits).
> Also, in the XenServer logs, there will be plenty of exceptions there
> regarding this problem.
> You said that user VMs are working. I am guessing you have an advanced
> networking set up. Maybe the Guest network was not affected, but the
> Management or Storage network configuration in the XenServer may be
> affected by some misconfiguration/corruption that happened during the
> force-reboot.
> 
> On Wed, Mar 15, 2017 at 11:42 AM, Fabiano A. Souza <f.souza@fdsouza.com.br>
> wrote:
> 
> The ACS is trying to do this itself.
> 
> ACS create, trying start, after error stop and destroy the systemvms
> instance. The instance name or ID is being incremented at each attempt
> to create these instances (s-300-VM, s-301-VM...).
> 
> ---
> FABIANO A. SOUZA
> _Assistência e Consultoria em TI_
> f.souza@fdsouza.com.br
> http://www.fdsouza.com.br
> 
> Em 15/03/2017 12:27, Rafael Weingärtner escreveu:
> 
> You said you forced a reboot. It looks like something got corrupted in your host.
> 
> I would not do some drastic measure like destroying pool.
> 
> Have you tried to destroy the system VMs and then let ACS re-create them?
> 
> On Wed, Mar 15, 2017 at 11:23 AM, Fabiano A. Souza < f.souza@fdsouza.com.br> wrote:
> 
> Hi Rafael
> 
> I have some other Guest (Windows/Linux) include VRs that works normally.
> Only systemvms has problem to deploy. I use one pool with two XenServer
> 7 host. In xenresource.log I see this error below.
> 
> Mar 15 08:31:32 fl-mia-compute1 xapi: [error|fl-mia-compute1|605 INET
> :::80|dispatch:VIF.unplug D:6cce7f031461|backtrace] VIF.unplug
> R:68394c4e8e7c failed with exception Db_exn.DBCache_NotFound("missing
> row", "VIF", "OpaqueRef:20e49fbf-5c92-ef21-805b-13b1997e326e")
> 
> Mar 15 08:31:32 fl-mia-compute1 xapi: [error|fl-mia-compute1|605 INET
> :::80|dispatch:VIF.unplug D:b37f4fd2de0c|backtrace] VIF.unplug
> R:fcca316e07d3 failed with exception Db_exn.DBCache_NotFound("missing
> row", "VIF", "OpaqueRef:4d7c3a36-982a-825e-e71f-8978108ec56b")
> 
> I'm thinking remove the hosts from CloudStack and destroy pool. Create
> again the pool and re-attach them again on CloudStack configuration. Do
> you believe that can I have problem to start the guests instance after
> that?
> 
> ---
> FABIANO A. SOUZA
> _Assistência e Consultoria em TI_
> f.souza@fdsouza.com.br
> http://www.fdsouza.com.br
> 
> Em 15/03/2017 11:28, Rafael Weingärtner escreveu:
> 
> This is not an Apache CloudStack (ACS) problem per se.
> "HOST_CANNOT_ATTACH_NETWOR"
> Something is wrong with your hosts. Are all of the networks of yours hosts working? is
everything in place as ACS expects? 
> On Wed, Mar 15, 2017 at 10:26 AM, Fabiano A. Souza < f.souza@fdsouza.com.br> wrote:

> After my host with XenServer 7 forced reboot the systemvms can't start
> anymore.
> 
> Can you help me?
> 
> 2017-03-14 09:42:10,724 WARN [c.c.h.x.r.CitrixResourceBase]
> (DirectAgent-184:ctx-f12cdd04) (logid:4552cd9d) Task failed! Task
> record: uuid: 84f3483d-1021-22fb-be39-2eb15366e03e
> nameLabel: Async.VM.start_on
> nameDescription:
> allowedOperations: []
> currentOperations: {}
> created: Tue Mar 14 09:42:46 BRT 2017
> finished: Tue Mar 14 09:42:46 BRT 2017
> status: failure
> residentOn: com.xensource.xenapi.Host@4e05ddb9
> progress: 1.0
> type: <none/>
> result:
> errorInfo: [HOST_CANNOT_ATTACH_NETWORK,
> OpaqueRef:3269022e-9b3d-88ca-8fb1-b15f3948b3a9,
> OpaqueRef:cd7b3c3e-92fd-18a3-eaa7-099aa066bb46]
> otherConfig: {}
> subtaskOf: com.xensource.xenapi.Task@aaf13f6f
> subtasks: []
> 
> 2017-03-14 09:42:10,730 WARN [c.c.h.x.r.CitrixResourceBase]
> (DirectAgent-184:ctx-f12cdd04) (logid:4552cd9d) Unable to start
> VM(s-294-VM) on host(b8324267-2cbe-4aa9-9b26-215375cb5553) due to Task
> failed! Task record: uuid: 84f3483d-1021-22fb-be39-2eb15366e03e
> nameLabel: Async.VM.start_on
> nameDescription:
> allowedOperations: []
> currentOperations: {}
> created: Tue Mar 14 09:42:46 BRT 2017
> finished: Tue Mar 14 09:42:46 BRT 2017
> status: failure
> residentOn: com.xensource.xenapi.Host@4e05ddb9
> progress: 1.0
> type: <none/>
> result:
> errorInfo: [HOST_CANNOT_ATTACH_NETWORK,
> OpaqueRef:3269022e-9b3d-88ca-8fb1-b15f3948b3a9,
> OpaqueRef:cd7b3c3e-92fd-18a3-eaa7-099aa066bb46]
> otherConfig: {}
> subtaskOf: com.xensource.xenapi.Task@aaf13f6f
> subtasks: []
> 
> Task failed! Task record: uuid: 84f3483d-1021-22fb-be39-2eb15366e03e
> nameLabel: Async.VM.start_on
> nameDescription:
> allowedOperations: []
> currentOperations: {}
> created: Tue Mar 14 09:42:46 BRT 2017
> finished: Tue Mar 14 09:42:46 BRT 2017
> status: failure
> residentOn: com.xensource.xenapi.Host@4e05ddb9
> progress: 1.0
> type: <none/>
> result:
> errorInfo: [HOST_CANNOT_ATTACH_NETWORK,
> OpaqueRef:3269022e-9b3d-88ca-8fb1-b15f3948b3a9,
> OpaqueRef:cd7b3c3e-92fd-18a3-eaa7-099aa066bb46]
> otherConfig: {}
> subtaskOf: com.xensource.xenapi.Task@aaf13f6f
> subtasks: []
> 
> at
> com.cloud.hypervisor.xenserver.resource.CitrixResourceBase.
> checkForSuccess(CitrixResourceBase.java:471)
> at
> com.cloud.hypervisor.xenserver.resource.CitrixResourceBase.startVM(
> CitrixResourceBase.java:4900)
> at
> com.cloud.hypervisor.xenserver.resource.wrapper.xenbase.
> CitrixStartCommandWrapper.execute(CitrixStartCommandWrapper.java:128)
> at
> com.cloud.hypervisor.xenserver.resource.wrapper.xenbase.
> CitrixStartCommandWrapper.execute(CitrixStartCommandWrapper.java:53)
> at
> com.cloud.hypervisor.xenserver.resource.wrapper.
> xenbase.CitrixRequestWrapper.execute(CitrixRequestWrapper.java:122)
> at
> com.cloud.hypervisor.xenserver.resource.CitrixResourceBase.  executeRequest(
> 
> CitrixResourceBase.java:1687)
> at
> com.cloud.agent.manager.DirectAgentAttache$Task.runInContext(
> DirectAgentAttache.java:315)
> at
> org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(
> ManagedContextRunnable.java:49)
> at
> org.apache.cloudstack.managed.context.impl.
  DefaultManagedContext$1.call(

>> DefaultManagedContext.java:56)
>> at
>> org.apache.cloudstack.managed.context.impl.DefaultManagedContext.
>> callWithContext(DefaultManagedContext.java:103)
>> at
>> org.apache.cloudstack.managed.context.impl.DefaultManagedContext.
>> runWithContext(DefaultManagedContext.java:53)
>> at
>> org.apache.cloudstack.managed.context.ManagedContextRunnable.run(
>> ManagedContextRunnable.java:46)
>> at
>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>> at
>> java.util.concurrent.ScheduledThreadPoolExecutor$
>> ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
>> at
>> java.util.concurrent.ScheduledThreadPoolExecutor$
  ScheduledFutureTask.run(

>> ScheduledThreadPoolExecutor.java:293)
>> at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(
>> ThreadPoolExecutor.java:1142)
>> at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(
>> ThreadPoolExecutor.java:617)
>> at java.lang.Thread.run(Thread.java:745)
>> 
>> --
>> FABIANO A. SOUZA
>> _Assistência e Consultoria em TI_
>> f.souza@fdsouza.com.br
>> http://www.fdsouza.com.br
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