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https://issues.apache.org/jira/browse/CLOUDSTACK-3377?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13729685#comment-13729685
 ] 

Min Chen edited comment on CLOUDSTACK-3377 at 8/5/13 5:35 PM:
--------------------------------------------------------------

In that case, we need to double check if on the upgrade environment if the new 
systemvm.iso is copied to the host. Compare the systemvm.iso on mgmt sever and 
xen host. The management server code should compare the tag on xenserver with 
the version of cloudstack mgt server and update systemvm.iso automatically on 
the host.
                
      was (Author: minchen07):
    In that case, we need to double check if on the upgrade environment if the 
new systemvm.iso is copied to the host. Compare the systemvm.iso on mgmt sever 
and xen host.
                  
> Error seen when system vms are started and due to which template download is 
> not initiated : com.google.gson.JsonParseException: The JsonDeserializer 
> com.cloud.agent.transport.ArrayTypeAdaptor@697537aa failed to deserialize 
> json object 
> --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: CLOUDSTACK-3377
>                 URL: https://issues.apache.org/jira/browse/CLOUDSTACK-3377
>             Project: CloudStack
>          Issue Type: Bug
>      Security Level: Public(Anyone can view this level - this is the 
> default.) 
>          Components: Management Server
>    Affects Versions: 4.2.0
>            Reporter: Abhinav Roy
>            Assignee: Min Chen
>            Priority: Blocker
>             Fix For: 4.2.0
>
>         Attachments: management-server.log
>
>
> Steps :
> ====================
> 1. Deploy an advanced zone setup with XenServer as host.
> Expected behaviour :
> ===================
> 1. Deployment should be successful and the system vms should be created and 
> started without any issue.
> Observed behaviour :
> ==================
> Though the system vms get started and are in running state, during the start 
> process the following error is thrown due to which the templates don't get 
> downloaded
> 013-07-05 11:52:03,688 ERROR [agent.transport.Request] 
> (AgentManager-Handler-8:null) Caught problem with 
> [{"StartupSecondaryStorageCommand":{"type":"SecondaryStorage","dataCenter":"1","pod":"1","guid":"s-1-VM-NfsSecondaryStorageResource","name":"s-1-VM","version":"4.2.0-SNAPSHOT","iqn":"NoIqn","publicIpAddress":"10.102.195.11","publicNetmask":"255.255.252.0","publicMacAddress":"06:7a:80:00:00:15","privateIpAddress":"10.102.195.42","privateMacAddress":"06:2c:6e:00:00:0c","privateNetmask":"255.255.252.0","storageIpAddress":"10.102.195.42","storageNetmask":"255.255.252.0","storageMacAddress":"06:2c:6e:00:00:0c","resourceName":"NfsSecondaryStorageResource","contextMap":{},"wait":0}}]
> com.google.gson.JsonParseException: The JsonDeserializer 
> com.cloud.agent.transport.ArrayTypeAdaptor@697537aa failed to deserialize 
> json object 
> [{"StartupSecondaryStorageCommand":{"type":"SecondaryStorage","dataCenter":"1","pod":"1","guid":"s-1-VM-NfsSecondaryStorageResource","name":"s-1-VM","version":"4.2.0-SNAPSHOT","iqn":"NoIqn","publicIpAddress":"10.102.195.11","publicNetmask":"255.255.252.0","publicMacAddress":"06:7a:80:00:00:15","privateIpAddress":"10.102.195.42","privateMacAddress":"06:2c:6e:00:00:0c","privateNetmask":"255.255.252.0","storageIpAddress":"10.102.195.42","storageNetmask":"255.255.252.0","storageMacAddress":"06:2c:6e:00:00:0c","resourceName":"NfsSecondaryStorageResource","contextMap":{},"wait":0}}]
>  given the type class [Lcom.cloud.agent.api.Command;
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:64)
>         at 
> com.google.gson.JsonDeserializationVisitor.invokeCustomDeserializer(JsonDeserializationVisitor.java:92)
>         at 
> com.google.gson.JsonDeserializationVisitor.visitUsingCustomHandler(JsonDeserializationVisitor.java:80)
>         at com.google.gson.ObjectNavigator.accept(ObjectNavigator.java:101)
>         at 
> com.google.gson.JsonDeserializationContextDefault.fromJsonArray(JsonDeserializationContextDefault.java:67)
>         at 
> com.google.gson.JsonDeserializationContextDefault.deserialize(JsonDeserializationContextDefault.java:52)
>         at com.google.gson.Gson.fromJson(Gson.java:551)
>         at com.google.gson.Gson.fromJson(Gson.java:498)
>         at com.cloud.agent.transport.Request.getCommands(Request.java:235)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.processRequest(AgentManagerImpl.java:1196)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.doTask(AgentManagerImpl.java:1349)
>         at 
> com.cloud.agent.manager.ClusteredAgentManagerImpl$ClusteredAgentHandler.doTask(ClusteredAgentManagerImpl.java:659)
>         at com.cloud.utils.nio.Task.run(Task.java:83)
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:679)
> Caused by: com.cloud.utils.exception.CloudRuntimeException: can't find 
> StartupSecondaryStorageCommand
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:77)
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:37)
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:51)
>         ... 15 more
> 2013-07-05 11:52:03,692 WARN  [utils.nio.Task] (AgentManager-Handler-8:null) 
> Caught the following exception but pushing on
> com.google.gson.JsonParseException: The JsonDeserializer 
> com.cloud.agent.transport.ArrayTypeAdaptor@697537aa failed to deserialize 
> json object 
> [{"StartupSecondaryStorageCommand":{"type":"SecondaryStorage","dataCenter":"1","pod":"1","guid":"s-1-VM-NfsSecondaryStorageResource","name":"s-1-VM","version":"4.2.0-SNAPSHOT","iqn":"NoIqn","publicIpAddress":"10.102.195.11","publicNetmask":"255.255.252.0","publicMacAddress":"06:7a:80:00:00:15","privateIpAddress":"10.102.195.42","privateMacAddress":"06:2c:6e:00:00:0c","privateNetmask":"255.255.252.0","storageIpAddress":"10.102.195.42","storageNetmask":"255.255.252.0","storageMacAddress":"06:2c:6e:00:00:0c","resourceName":"NfsSecondaryStorageResource","contextMap":{},"wait":0}}]
>  given the type class [Lcom.cloud.agent.api.Command;
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:64)
>         at 
> com.google.gson.JsonDeserializationVisitor.invokeCustomDeserializer(JsonDeserializationVisitor.java:92)
>         at 
> com.google.gson.JsonDeserializationVisitor.visitUsingCustomHandler(JsonDeserializationVisitor.java:80)
>         at com.google.gson.ObjectNavigator.accept(ObjectNavigator.java:101)
>         at 
> com.google.gson.JsonDeserializationContextDefault.fromJsonArray(JsonDeserializationContextDefault.java:67)
>         at 
> com.google.gson.JsonDeserializationContextDefault.deserialize(JsonDeserializationContextDefault.java:52)
>         at com.google.gson.Gson.fromJson(Gson.java:551)
>         at com.google.gson.Gson.fromJson(Gson.java:498)
>         at com.cloud.agent.transport.Request.getCommands(Request.java:235)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.processRequest(AgentManagerImpl.java:1196)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.doTask(AgentManagerImpl.java:1349)
>         at 
> com.cloud.agent.manager.ClusteredAgentManagerImpl$ClusteredAgentHandler.doTask(ClusteredAgentManagerImpl.java:659)
>         at com.cloud.utils.nio.Task.run(Task.java:83)
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:679)
> Caused by: com.cloud.utils.exception.CloudRuntimeException: can't find 
> StartupSecondaryStorageCommand
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:77)
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:37)
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:51)
>         ... 15 more
> 2013-07-05 11:52:04,640 ERROR [agent.transport.Request] 
> (AgentManager-Handler-10:null) Caught problem with 
> [{"StartupProxyCommand":{"proxyPort":80,"proxyVmId":2,"type":"ConsoleProxy","dataCenter":"1","pod":"1","guid":"Proxy.2-ConsoleProxyResource","name":"v-2-VM","version":"4.2.0-SNAPSHOT","iqn":"NoIqn","publicIpAddress":"10.102.195.12","publicNetmask":"255.255.252.0","publicMacAddress":"06:28:92:00:00:16","privateIpAddress":"10.102.195.47","privateMacAddress":"06:be:38:00:00:11","privateNetmask":"255.255.252.0","storageIpAddress":"10.102.195.47","storageNetmask":"255.255.252.0","storageMacAddress":"06:be:38:00:00:11","resourceName":"ConsoleProxyResource","contextMap":{},"wait":0}}]
> com.google.gson.JsonParseException: The JsonDeserializer 
> com.cloud.agent.transport.ArrayTypeAdaptor@697537aa failed to deserialize 
> json object 
> [{"StartupProxyCommand":{"proxyPort":80,"proxyVmId":2,"type":"ConsoleProxy","dataCenter":"1","pod":"1","guid":"Proxy.2-ConsoleProxyResource","name":"v-2-VM","version":"4.2.0-SNAPSHOT","iqn":"NoIqn","publicIpAddress":"10.102.195.12","publicNetmask":"255.255.252.0","publicMacAddress":"06:28:92:00:00:16","privateIpAddress":"10.102.195.47","privateMacAddress":"06:be:38:00:00:11","privateNetmask":"255.255.252.0","storageIpAddress":"10.102.195.47","storageNetmask":"255.255.252.0","storageMacAddress":"06:be:38:00:00:11","resourceName":"ConsoleProxyResource","contextMap":{},"wait":0}}]
>  given the type class [Lcom.cloud.agent.api.Command;
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:64)
>         at 
> com.google.gson.JsonDeserializationVisitor.invokeCustomDeserializer(JsonDeserializationVisitor.java:92)
>         at 
> com.google.gson.JsonDeserializationVisitor.visitUsingCustomHandler(JsonDeserializationVisitor.java:80)
>         at com.google.gson.ObjectNavigator.accept(ObjectNavigator.java:101)
>         at 
> com.google.gson.JsonDeserializationContextDefault.fromJsonArray(JsonDeserializationContextDefault.java:67)
>         at 
> com.google.gson.JsonDeserializationContextDefault.deserialize(JsonDeserializationContextDefault.java:52)
>         at com.google.gson.Gson.fromJson(Gson.java:551)
>         at com.google.gson.Gson.fromJson(Gson.java:498)
>         at com.cloud.agent.transport.Request.getCommands(Request.java:235)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.processRequest(AgentManagerImpl.java:1196)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.doTask(AgentManagerImpl.java:1349)
>         at 
> com.cloud.agent.manager.ClusteredAgentManagerImpl$ClusteredAgentHandler.doTask(ClusteredAgentManagerImpl.java:659)
>         at com.cloud.utils.nio.Task.run(Task.java:83)
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:679)
> Caused by: com.cloud.utils.exception.CloudRuntimeException: can't find 
> StartupProxyCommand
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:77)
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:37)
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:51)
>         ... 15 more
> 2013-07-05 11:52:04,647 WARN  [utils.nio.Task] (AgentManager-Handler-10:null) 
> Caught the following exception but pushing on
> com.google.gson.JsonParseException: The JsonDeserializer 
> com.cloud.agent.transport.ArrayTypeAdaptor@697537aa failed to deserialize 
> json object 
> [{"StartupProxyCommand":{"proxyPort":80,"proxyVmId":2,"type":"ConsoleProxy","dataCenter":"1","pod":"1","guid":"Proxy.2-ConsoleProxyResource","name":"v-2-VM","version":"4.2.0-SNAPSHOT","iqn":"NoIqn","publicIpAddress":"10.102.195.12","publicNetmask":"255.255.252.0","publicMacAddress":"06:28:92:00:00:16","privateIpAddress":"10.102.195.47","privateMacAddress":"06:be:38:00:00:11","privateNetmask":"255.255.252.0","storageIpAddress":"10.102.195.47","storageNetmask":"255.255.252.0","storageMacAddress":"06:be:38:00:00:11","resourceName":"ConsoleProxyResource","contextMap":{},"wait":0}}]
>  given the type class [Lcom.cloud.agent.api.Command;
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:64)
>         at 
> com.google.gson.JsonDeserializationVisitor.invokeCustomDeserializer(JsonDeserializationVisitor.java:92)
>         at 
> com.google.gson.JsonDeserializationVisitor.visitUsingCustomHandler(JsonDeserializationVisitor.java:80)
>         at com.google.gson.ObjectNavigator.accept(ObjectNavigator.java:101)
>         at 
> com.google.gson.JsonDeserializationContextDefault.fromJsonArray(JsonDeserializationContextDefault.java:67)
>         at 
> com.google.gson.JsonDeserializationContextDefault.deserialize(JsonDeserializationContextDefault.java:52)
>         at com.google.gson.Gson.fromJson(Gson.java:551)
>         at com.google.gson.Gson.fromJson(Gson.java:498)
>         at com.cloud.agent.transport.Request.getCommands(Request.java:235)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.processRequest(AgentManagerImpl.java:1196)
>         at 
> com.cloud.agent.manager.AgentManagerImpl$AgentHandler.doTask(AgentManagerImpl.java:1349)
>         at 
> com.cloud.agent.manager.ClusteredAgentManagerImpl$ClusteredAgentHandler.doTask(ClusteredAgentManagerImpl.java:659)
>         at com.cloud.utils.nio.Task.run(Task.java:83)
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>         at java.lang.Thread.run(Thread.java:679)
> Caused by: com.cloud.utils.exception.CloudRuntimeException: can't find 
> StartupProxyCommand
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:77)
>         at 
> com.cloud.agent.transport.ArrayTypeAdaptor.deserialize(ArrayTypeAdaptor.java:37)
>         at 
> com.google.gson.JsonDeserializerExceptionWrapper.deserialize(JsonDeserializerExceptionWrapper.java:51)
>         ... 15 more
> Workaround :
> ==============================
> 1. I tried removing the tags from the host and then restarting the MS, but it 
> didn't work and i still saw those errors.
> 2. Reboot the XenServer host, this works.
> NOTE : This is a RPM setup not Dev setup

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