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Date: Fri, 1 Mar 2013 19:47:12 +0000 (UTC)
From: "Prachi Damle (JIRA)" <jira@apache.org>
To: cloudstack-dev@incubator.apache.org
Message-ID: <JIRA.12633733.1361593204718.366703.1362167232600@arcas>
In-Reply-To: <JIRA.12633733.1361593204718@arcas>
References: <JIRA.12633733.1361593204718@arcas>
Subject: [jira] [Commented] (CLOUDSTACK-1376) Unable to migrate VM due to
 internal error process exited while connecting to monitor:
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    [ https://issues.apache.org/jira/browse/CLOUDSTACK-1376?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13590881#comment-13590881 ] 

Prachi Damle commented on CLOUDSTACK-1376:
------------------------------------------

Root cause is some KVM issue that causes migration to fail. Assigning to Edison.
                
> Unable to migrate VM due to internal error process exited while connecting to monitor:
> --------------------------------------------------------------------------------------
>
>                 Key: CLOUDSTACK-1376
>                 URL: https://issues.apache.org/jira/browse/CLOUDSTACK-1376
>             Project: CloudStack
>          Issue Type: Bug
>      Security Level: Public(Anyone can view this level - this is the default.) 
>          Components: Management Server
>    Affects Versions: 4.1.0
>         Environment: MS   rhel6.3    ASF 4.1  latest build   2/21/2013
> host  rhel6.3   KVM   
>            Reporter: angeline shen
>            Assignee: Prachi Damle
>            Priority: Critical
>             Fix For: 4.1.0
>
>         Attachments: management-server.log.gz, Screenshot-CloudStack - Mozilla Firefox-10.png, Screenshot-CloudStack - Mozilla Firefox-1.png, Screenshot-CloudStack - Mozilla Firefox-5.png, Screenshot-CloudStack - Mozilla Firefox-6.png, Screenshot-CloudStack - Mozilla Firefox-8.png, Screenshot-CloudStack - Mozilla Firefox-9.png
>
>
> MS   rhel6.3    ASF 4.1  latest build   2/21/2013
> host  rhel6.3   KVM   
> 1. advance zone, 1 KVM hosts.    Create VMs on host 1.
> 2. Add host 2
> 3.  Put host 1 in maintenance mode.   Host 1 enters   ErrorinMaintenance state instead of 
> PrepareMaintenance mode  
>    VMs  fail to migrate to suitable host
> 2013-02-22 19:53:53,080 WARN  [cloud.ha.HighAvailabilityManagerImpl] (HA-Worker-0:work-8) Unable to migrate vm from 1
> 2013-02-22 19:53:53,081 DEBUG [cloud.resource.ResourceManagerImpl] (HA-Worker-0:work-8) No next resource state for host 1 while current state is ErrorInMaintenance with event UnableToMigrate
> com.cloud.utils.fsm.NoTransitionException: No next resource state found for current state =ErrorInMaintenance event =UnableToMigrate
>         at com.cloud.resource.ResourceManagerImpl.resourceStateTransitTo(ResourceManagerImpl.java:1283)
>         at com.cloud.resource.ResourceManagerImpl.maintenanceFailed(ResourceManagerImpl.java:2533)
>         at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
>         at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689)
>         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
>         at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:80)
>         at com.cloud.utils.db.TransactionContextBuilder.AroundAnyMethod(TransactionContextBuilder.java:43)
>         at sun.reflect.GeneratedMethodAccessor35.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:616)
>         at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:621)
>         at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:610)
>         at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:65)
>         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
>         at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)
>         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
>         at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622)
>         at com.cloud.ha.HighAvailabilityManagerImpl.migrate(HighAvailabilityManagerImpl.java:562)
>         at com.cloud.ha.HighAvailabilityManagerImpl$WorkerThread.run(HighAvailabilityManagerImpl.java:815)
> 2013-02-22 19:53:53,081 INFO  [cloud.ha.HighAvailabilityManagerImpl] (HA-Worker-0:work-8) Completed HAWork[8-Migration-38-Running-Migrating]
> 2013-02-22 19:53:53,116 DEBUG [agent.transport.Request] (AgentManager-Handler-11:null) Seq 4-507510810: Processing:  { Ans: , MgmtId: 6655051826959, via: 4, Ver: v1, Flags: 110, [{"StopAnswer":{"vncPort":0,"result":true,"wai
> t":0}}] }
> 2013-02-22 19:53:53,116 DEBUG [agent.manager.AgentAttache] (AgentManager-Handler-11:null) Seq 4-507510810: Unable to find listener.
> 2013-02-22 19:53:53,117 DEBUG [agent.manager.AgentAttache] (AgentManager-Handler-11:null) Seq 4-507510810: No more comma

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