[CLOUDSTACK-1236] Warning while adding Xen 6.1 host [Unable to create local link network]

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.1.0, 4.2.0
• Fix Version/s: 4.2.1
• Component/s: XenServer
• Security Level: Public (Anyone can view this level - this is the default.)
• Assignee: Devdeep Singh
• Reporter: Sailaja Mada
• Created: 12/Feb/13 05:29
• Updated: 21/Oct/13 09:30
• Resolved: 12/Sep/13 11:25

Description

Steps:

1. Advanced Zone with latest 4.1 git oss build
2. Add Xenserver 6.1 host

Observation:

Below Warning observed while adding xen 6.1 host: Host got added with no issues and even link local got created but this warning is logged.

2013-02-12 10:35:10,812 DEBUG [agent.transport.Request] (25840797@qtp-11335826-11:null) Seq 1-1629880327: Executing: { Cmd , MgmtId: 187435828839537, via: 1, Ver: v1, Flags: 100111, [{"ReadyCommand":{"dcId":1,"hostId":1,"wait":0}}] }
2013-02-12 10:35:10,812 DEBUG [agent.manager.DirectAgentAttache] (DirectAgent-3:null) Seq 1-1629880327: Executing request
2013-02-12 10:35:11,325 DEBUG [xen.resource.CitrixResourceBase] (DirectAgent-3:null) Can't find a vif on dom0 for link local, creating a new one
2013-02-12 10:35:11,792 WARN [xen.resource.CitrixResourceBase] (DirectAgent-3:null) Unable to create local link network
The server failed to handle your request, due to an internal error. The given message may give details useful for debugging the problem.
at com.xensource.xenapi.Types.checkResponse(Types.java:1694)
at com.xensource.xenapi.Connection.dispatch(Connection.java:368)
at com.cloud.hypervisor.xen.resource.XenServerConnectionPool$XenServerConnection.dispatch(XenServerConnectionPool.java:909)
at com.xensource.xenapi.VIF.plug(VIF.java:846)
at com.cloud.hypervisor.xen.resource.CitrixResourceBase.setupLinkLocalNetwork(CitrixResourceBase.java:4440)
at com.cloud.hypervisor.xen.resource.CitrixResourceBase.execute(CitrixResourceBase.java:2948)
at com.cloud.hypervisor.xen.resource.CitrixResourceBase.executeRequest(CitrixResourceBase.java:451)
at com.cloud.hypervisor.xen.resource.XenServer56Resource.executeRequest(XenServer56Resource.java:73)
at com.cloud.agent.manager.DirectAgentAttache$Task.run(DirectAgentAttache.java:186)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:165)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:266)
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)
2013-02-12 10:35:12,071 DEBUG [agent.manager.DirectAgentAttache] (DirectAgent-3:null) Seq 1-1629880327: Response Received:
2013-02-12 10:35:12,072 DEBUG [agent.transport.Request] (DirectAgent-3:null) Seq 1-1629880327: Processing: { Ans: , MgmtId: 187435828839537, via: 1, Ver: v1, Flags: 110, [{"ReadyAnswer":{"result":true,"wait":0}}] }
2013-02-12 10:35:12,072 DEBUG [agent.transport.Request] (25840797@qtp-11335826-11:null) Seq 1-1629880327: Received: { Ans: , MgmtId: 187435828839537, via: 1, Ver: v1, Flags: 110,

{ ReadyAnswer }

}
2013-02-12 10:35:12,073 DEBUG [cloud.host.Status] (25840797@qtp-11335826-11:null) Transition:[Resource state = Enabled, Agent event = Ready, Host id = 1, name = xen57.cloud.com]
2013-02-12 10:35:12,077 DEBUG [agent.manager.AgentAttache] (DirectAgent-3:null) Seq 1-1629880327: No more commands found
2013-02-12 10:35:12,079 DEBUG [cloud.host.Status] (25840797@qtp-11335826-11:null) Agent status update: [id = 1; name = xen57.cloud.com; old status = Connecting; event = Ready; new status = Up; old update count = 1; new update count = 2]