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https://issues.apache.org/jira/browse/CLOUDSTACK-1829?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13647421#comment-13647421
]
Srikanteswararao Talluri commented on CLOUDSTACK-1829:
------------------------------------------------------
I don't have agent log available and I am not hitting this issue now
> NPE while creating snapshot on KVM
> ----------------------------------
>
> Key: CLOUDSTACK-1829
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-1829
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Snapshot
> Affects Versions: 4.2.0
> Reporter: Srikanteswararao Talluri
> Assignee: Marcus Sorensen
> Priority: Blocker
> Fix For: 4.2.0
>
>
> Create snapshot on KVM zone fails:
> Executing org.apache.cloudstack.api.command.user.snapshot.CreateSnapshotCmd
> for job-20
> 2013-03-28 23:35:25,213 DEBUG [agent.transport.Request]
> (Job-Executor-20:job-20) Seq 1-173801730: Sending { Cmd , MgmtId:
> 7566222426160, via: 1, Ver: v1, Flags: 100011,
> [{"ManageSnapshotCommand":{"_commandSwitch":"-c","_volumePath":"460beab4-7a9e-46a8-a731-05b1a0ab6289","_pool":{"id":1,"uuid":"fe2baec4-311a-302c-bac0-1ab7ed2c08f1","host":"10.147.28.7","path":"/export/home/talluri/kvmp","port":2049,"type":"NetworkFilesystem"},"_snapshotName":"two_volume_20130328180524","_snapshotId":4,"_vmName":"i-2-6-VM","wait":0}}]
> }
> 2013-03-28 23:35:25,260 DEBUG [cloud.api.ApiServlet] (catalina-exec-7:null)
> ===START=== 10.252.250.64 -- GET
> command=queryAsyncJobResult&jobId=cfeefee5-dc11-40d1-a473-1d254c3d4adb&response=json&sessionkey=fBgbfTKbB6aYlrhmnXUliOGoMHk%3D&_=1364474361131
> 2013-03-28 23:35:25,297 DEBUG [cloud.api.ApiServlet] (catalina-exec-7:null)
> ===END=== 10.252.250.64 -- GET
> command=queryAsyncJobResult&jobId=cfeefee5-dc11-40d1-a473-1d254c3d4adb&response=json&sessionkey=fBgbfTKbB6aYlrhmnXUliOGoMHk%3D&_=1364474361131
> 2013-03-28 23:35:25,442 DEBUG [agent.transport.Request]
> (AgentManager-Handler-13:null) Seq 1-173801730: Processing: { Ans: , MgmtId:
> 7566222426160, via: 1, Ver: v1, Flags: 10,
> [{"ManageSnapshotAnswer":{"_snapshotPath":"/mnt/fe2baec4-311a-302c-bac0-1ab7ed2c08f1/460beab4-7a9e-46a8-a731-05b1a0ab6289/two_volume_20130328180524","result":true,"wait":0}}]
> }
> 2013-03-28 23:35:25,443 DEBUG [agent.transport.Request]
> (Job-Executor-20:job-20) Seq 1-173801730: Received: { Ans: , MgmtId:
> 7566222426160, via: 1, Ver: v1, Flags: 10, { ManageSnapshotAnswer } }
> 2013-03-28 23:35:25,555 DEBUG [agent.transport.Request]
> (Job-Executor-20:job-20) Seq 1-173801731: Sending { Cmd , MgmtId:
> 7566222426160, via: 1, Ver: v1, Flags: 100011,
> [{"BackupSnapshotCommand":{"isVolumeInactive":false,"vmName":"i-2-6-VM","snapshotId":4,"secHostId":2,"primaryStoragePoolNameLabel":"fe2baec4-311a-302c-bac0-1ab7ed2c08f1","primaryPool":{"id":1,"uuid":"fe2baec4-311a-302c-bac0-1ab7ed2c08f1","host":"10.147.28.7","path":"/export/home/talluri/kvmp","port":2049,"type":"NetworkFilesystem"},"snapshotUuid":"/mnt/fe2baec4-311a-302c-bac0-1ab7ed2c08f1/460beab4-7a9e-46a8-a731-05b1a0ab6289/two_volume_20130328180524","snapshotName":"two_volume_20130328180524","secondaryStorageUrl":"nfs://10.147.28.7/export/home/talluri/kvms","dcId":1,"accountId":2,"volumeId":5,"volumePath":"460beab4-7a9e-46a8-a731-05b1a0ab6289","wait":21600}}]
> }
> 2013-03-28 23:35:25,577 DEBUG [agent.transport.Request]
> (AgentManager-Handler-15:null) Seq 1-173801731: Processing: { Ans: , MgmtId:
> 7566222426160, via: 1, Ver: v1, Flags: 10,
> [{"Answer":{"result":false,"details":"java.lang.NullPointerException\n\tat
> com.cloud.hypervisor.kvm.storage.LibvirtStorageAdaptor.createStoragePool(LibvirtStorageAdaptor.java:470)\n\tat
>
> com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.createStoragePool(KVMStoragePoolManager.java:103)\n\tat
>
> com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.getStoragePoolByURI(KVMStoragePoolManager.java:96)\n\tat
>
> com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.execute(LibvirtComputingResource.java:1893)\n\tat
>
> com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1131)\n\tat
> com.cloud.agent.Agent.processRequest(Agent.java:525)\n\tat
> com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:852)\n\tat
> com.cloud.utils.nio.Task.run(Task.java:83)\n\tat
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)\n\tat
>
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)\n\tat
> java.lang.Thread.run(Thread.java:679)\n","wait":0}}] }
> 2013-03-28 23:35:25,577 DEBUG [agent.transport.Request]
> (Job-Executor-20:job-20) Seq 1-173801731: Received: { Ans: , MgmtId:
> 7566222426160, via: 1, Ver: v1, Flags: 10, { Answer } }
> 2013-03-28 23:35:25,578 DEBUG [storage.snapshot.SnapshotManagerImpl]
> (Job-Executor-20:job-20) The result for
> com.cloud.agent.api.BackupSnapshotCommand is java.lang.NullPointerException
> at
> com.cloud.hypervisor.kvm.storage.LibvirtStorageAdaptor.createStoragePool(LibvirtStorageAdaptor.java:470)
> at
> com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.createStoragePool(KVMStoragePoolManager.java:103)
> at
> com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager.getStoragePoolByURI(KVMStoragePoolManager.java:96)
> at
> com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.execute(LibvirtComputingResource.java:1893)
> at
> com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1131)
> at com.cloud.agent.Agent.processRequest(Agent.java:525)
> at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:852)
> at com.cloud.utils.nio.Task.run(Task.java:83)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:679)
> through 1
> 2013-03-28 23:35:26,062 DEBUG [cloud.api.ApiServlet] (catalina-exec-8:null)
> ===START=== 10.252.250.64 --
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