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https://issues.apache.org/jira/browse/CLOUDSTACK-83?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13589167#comment-13589167
]
kelcey damage edited comment on CLOUDSTACK-83 at 2/28/13 4:06 AM:
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Borei says he can reproduce 100% of time, he will add followup data tonight
was (Author: kdamage):
Borei says he can reproduce 100% of time, he will add followup data
> hitting exception when trying to take two consecutive snapshot on same volume
> -----------------------------------------------------------------------------
>
> Key: CLOUDSTACK-83
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-83
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Snapshot
> Affects Versions: pre-4.0.0
> Environment: Git Revision: 03df2fa9dd45c938f72cd1866044b09d1b0cc978
> Git URL: https://git-wip-us.apache.org/repos/asf/incubator-cloudstack.git
> Reporter: shweta agarwal
> Priority: Blocker
> Fix For: pre-4.0.0
>
> Attachments: management-server.log.2012-09-12.gz
>
>
> create a VM
> Create a snapshot of its root volume
> Once the snapshot is backedup try to take one more snapshot of same volume
> Actual result:
> Gets message Failed to back up snapshot on secondary storage
> MS log shows :
> 2012-09-12 15:16:47,338 DEBUG [cloud.async.AsyncJobManagerImpl]
> (catalina-exec-18:null) submit async job-129, details: AsyncJobVO {id:129,
> userId: 2, accountId: 2, sessionKey: null, instanceType: Snapshot,
> instanceId: 20, cmd: com.cloud.api.commands.CreateSnapshotCmd, cmdOriginator:
> null, cmdInfo:
> {"id":"20","response":"json","sessionkey":"h4CS2hXNWB/Djj6oc7EqZua14sg\u003d","ctxUserId":"2","_":"1347443206549","volumeid":"8d62449d-b03c-4f27-8c14-9f2e1f2c1cea","ctxAccountId":"2","ctxStartEventId":"446"},
> cmdVersion: 0, callbackType: 0, callbackAddress: null, status: 0,
> processStatus: 0, resultCode: 0, result: null, initMsid: 59793358248320,
> completeMsid: null, lastUpdated: null, lastPolled: null, created: null}
> 2012-09-12 15:16:47,339 DEBUG [cloud.async.AsyncJobManagerImpl]
> (Job-Executor-32:job-129) Executing com.cloud.api.commands.CreateSnapshotCmd
> for job-129
> 2012-09-12 15:16:47,382 DEBUG [agent.transport.Request]
> (Job-Executor-32:job-129) Seq 2-1053884821: Sending { Cmd , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 100011,
> [{"ManageSnapshotCommand":{"_commandSwitch":"-c","_volumePath":"5728f1d8-e898-4c27-a698-c3108fafc580","_pool":{"id":200,"uuid":"6ce86454-a33f-3551-a1df-bf9cf191dded","host":"10.147.28.7","path":"/export/home/shweta/asfprimary","port":2049,"type":"NetworkFilesystem"},"_snapshotPath":"8522d3f9-353a-422e-8f4c-b9e9772c47f8","_snapshotName":"cent-snap_ROOT-16_20120912094647","_snapshotId":20,"_vmName":"i-2-16-VM","wait":0}}]
> }
> 2012-09-12 15:16:47,383 DEBUG [agent.transport.Request]
> (Job-Executor-32:job-129) Seq 2-1053884821: Executing: { Cmd , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 100011,
> [{"ManageSnapshotCommand":{"_commandSwitch":"-c","_volumePath":"5728f1d8-e898-4c27-a698-c3108fafc580","_pool":{"id":200,"uuid":"6ce86454-a33f-3551-a1df-bf9cf191dded","host":"10.147.28.7","path":"/export/home/shweta/asfprimary","port":2049,"type":"NetworkFilesystem"},"_snapshotPath":"8522d3f9-353a-422e-8f4c-b9e9772c47f8","_snapshotName":"cent-snap_ROOT-16_20120912094647","_snapshotId":20,"_vmName":"i-2-16-VM","wait":0}}]
> }
> 2012-09-12 15:16:47,383 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-284:null) Seq 2-1053884821: Executing request
> 2012-09-12 15:16:49,425 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-284:null) Seq 2-1053884821: Response Received:
> 2012-09-12 15:16:49,426 DEBUG [agent.transport.Request]
> (DirectAgent-284:null) Seq 2-1053884821: Processing: { Ans: , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 10,
> [{"ManageSnapshotAnswer":{"_snapshotPath":"60da197d-3de9-4eb6-8a4c-9032003c45a6","result":true,"wait":0}}]
> }
> 2012-09-12 15:16:49,426 DEBUG [agent.transport.Request]
> (Job-Executor-32:job-129) Seq 2-1053884821: Received: { Ans: , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 10, { ManageSnapshotAnswer } }
> 2012-09-12 15:16:49,469 DEBUG [agent.transport.Request]
> (Job-Executor-32:job-129) Seq 2-1053884822: Sending { Cmd , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 100011,
> [{"BackupSnapshotCommand":{"prevSnapshotUuid":"8522d3f9-353a-422e-8f4c-b9e9772c47f8","prevBackupUuid":"a030a6af-9663-461c-b746-8a7a814d9694","isVolumeInactive":false,"vmName":"i-2-16-VM","snapshotId":20,"pool":{"id":200,"uuid":"6ce86454-a33f-3551-a1df-bf9cf191dded","host":"10.147.28.7","path":"/export/home/shweta/asfprimary","port":2049,"type":"NetworkFilesystem"},"primaryStoragePoolNameLabel":"6ce86454-a33f-3551-a1df-bf9cf191dded","snapshotUuid":"60da197d-3de9-4eb6-8a4c-9032003c45a6","snapshotName":"cent-snap_ROOT-16_20120912094647","secondaryStorageUrl":"nfs://10.147.28.7/export/home/shweta/asfsecondary","dcId":1,"accountId":2,"volumeId":26,"volumePath":"5728f1d8-e898-4c27-a698-c3108fafc580","wait":21600}}]
> }
> 2012-09-12 15:16:49,470 DEBUG [agent.transport.Request]
> (Job-Executor-32:job-129) Seq 2-1053884822: Executing: { Cmd , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 100011,
> [{"BackupSnapshotCommand":{"prevSnapshotUuid":"8522d3f9-353a-422e-8f4c-b9e9772c47f8","prevBackupUuid":"a030a6af-9663-461c-b746-8a7a814d9694","isVolumeInactive":false,"vmName":"i-2-16-VM","snapshotId":20,"pool":{"id":200,"uuid":"6ce86454-a33f-3551-a1df-bf9cf191dded","host":"10.147.28.7","path":"/export/home/shweta/asfprimary","port":2049,"type":"NetworkFilesystem"},"primaryStoragePoolNameLabel":"6ce86454-a33f-3551-a1df-bf9cf191dded","snapshotUuid":"60da197d-3de9-4eb6-8a4c-9032003c45a6","snapshotName":"cent-snap_ROOT-16_20120912094647","secondaryStorageUrl":"nfs://10.147.28.7/export/home/shweta/asfsecondary","dcId":1,"accountId":2,"volumeId":26,"volumePath":"5728f1d8-e898-4c27-a698-c3108fafc580","wait":21600}}]
> }
> 2012-09-12 15:16:49,470 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-79:null) Seq 2-1053884822: Executing request
> 2012-09-12 15:16:50,893 DEBUG [cloud.server.StatsCollector]
> (StatsCollector-3:null) VmStatsCollector is running...
> 2012-09-12 15:16:50,912 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-211:null) Seq 2-1053884823: Executing request
> 2012-09-12 15:16:51,130 DEBUG [xen.resource.CitrixResourceBase]
> (DirectAgent-211:null) Vm cpu utilization 0.16
> 2012-09-12 15:16:51,130 DEBUG [xen.resource.CitrixResourceBase]
> (DirectAgent-211:null) Vm cpu utilization 0.83
> 2012-09-12 15:16:51,130 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-211:null) Seq 2-1053884823: Response Received:
> 2012-09-12 15:16:51,130 DEBUG [agent.transport.Request]
> (StatsCollector-3:null) Seq 2-1053884823: Received: { Ans: , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 10, { GetVmStatsAnswer } }
> 2012-09-12 15:16:53,079 WARN [xen.resource.CitrixResourceBase]
> (DirectAgent-79:null) Task failed! Task record: uuid:
> ef4ca152-46a8-cba7-9c45-e1f0038cf51a
> nameLabel: Async.host.call_plugin
> nameDescription:
> allowedOperations: []
> currentOperations: {}
> created: Wed Sep 12 15:16:50 IST 2012
> finished: Wed Sep 12 15:16:52 IST 2012
> status: FAILURE
> residentOn: com.xensource.xenapi.Host@63abd2e5
> progress: 1.0
> type: <none/>
> result:
> errorInfo: [XENAPI_PLUGIN_FAILURE, backupSnapshot, SROSError,
> Error reporting error, unknown key Unexpected error while trying to set
> parent of
> /var/run/cloud_mount/1/snapshots/2/26/ca5d6199-1541-4443-b48f-de88f5ca8a15.vhd
> to
> /var/run/cloud_mount/1/snapshots/2/26/a030a6af-9663-461c-b746-8a7a814d9694.vhd]
> otherConfig: {}
> subtaskOf: com.xensource.xenapi.Task@aaf13f6f
> subtasks: []
> 2012-09-12 15:16:53,088 WARN [xen.resource.CitrixResourceBase]
> (DirectAgent-79:null) callHostPlugin failed for cmd: backupSnapshot with args
> dcId: 1, secondaryStorageMountPath:
> 10.147.28.7:/export/home/shweta/asfsecondary, accountId: 2, volumeId: 26,
> backupUuid: ca5d6199-1541-4443-b48f-de88f5ca8a15, prevBackupUuid:
> a030a6af-9663-461c-b746-8a7a814d9694, snapshotUuid:
> 60da197d-3de9-4eb6-8a4c-9032003c45a6, isISCSI: false, primaryStorageSRUuid:
> f7ab128c-9c49-cce6-1a5b-c53feccba16f, due to Task failed! Task record:
> uuid: ef4ca152-46a8-cba7-9c45-e1f0038cf51a
> nameLabel: Async.host.call_plugin
> nameDescription:
> allowedOperations: []
> currentOperations: {}
> created: Wed Sep 12 15:16:50 IST 2012
> finished: Wed Sep 12 15:16:52 IST 2012
> status: FAILURE
> residentOn: com.xensource.xenapi.Host@63abd2e5
> progress: 1.0
> type: <none/>
> result:
> errorInfo: [XENAPI_PLUGIN_FAILURE, backupSnapshot, SROSError,
> Error reporting error, unknown key Unexpected error while trying to set
> parent of
> /var/run/cloud_mount/1/snapshots/2/26/ca5d6199-1541-4443-b48f-de88f5ca8a15.vhd
> to
> /var/run/cloud_mount/1/snapshots/2/26/a030a6af-9663-461c-b746-8a7a814d9694.vhd]
> otherConfig: {}
> subtaskOf: com.xensource.xenapi.Task@aaf13f6f
> subtasks: []
> Task failed! Task record: uuid:
> ef4ca152-46a8-cba7-9c45-e1f0038cf51a
> nameLabel: Async.host.call_plugin
> nameDescription:
> allowedOperations: []
> currentOperations: {}
> created: Wed Sep 12 15:16:50 IST 2012
> finished: Wed Sep 12 15:16:52 IST 2012
> status: FAILURE
> residentOn: com.xensource.xenapi.Host@63abd2e5
> progress: 1.0
> type: <none/>
> result:
> errorInfo: [XENAPI_PLUGIN_FAILURE, backupSnapshot, SROSError,
> Error reporting error, unknown key Unexpected error while trying to set
> parent of
> /var/run/cloud_mount/1/snapshots/2/26/ca5d6199-1541-4443-b48f-de88f5ca8a15.vhd
> to
> /var/run/cloud_mount/1/snapshots/2/26/a030a6af-9663-461c-b746-8a7a814d9694.vhd]
> otherConfig: {}
> subtaskOf: com.xensource.xenapi.Task@aaf13f6f
> subtasks: []
> at
> com.cloud.hypervisor.xen.resource.CitrixResourceBase.checkForSuccess(CitrixResourceBase.java:3146)
> at
> com.cloud.hypervisor.xen.resource.CitrixResourceBase.callHostPluginAsync(CitrixResourceBase.java:3459)
> at
> com.cloud.hypervisor.xen.resource.CitrixResourceBase.backupSnapshot(CitrixResourceBase.java:3410)
> at
> com.cloud.hypervisor.xen.resource.CitrixResourceBase.execute(CitrixResourceBase.java:6532)
> at
> com.cloud.hypervisor.xen.resource.CitrixResourceBase.executeRequest(CitrixResourceBase.java:469)
> at
> com.cloud.hypervisor.xen.resource.XenServer56Resource.executeRequest(XenServer56Resource.java:73)
> at
> com.cloud.agent.manager.DirectAgentAttache$Task.run(DirectAgentAttache.java:191)
> at
> java.util.concurrent.Executors$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)
> 2012-09-12 15:16:54,137 WARN [xen.resource.CitrixResourceBase]
> (DirectAgent-79:null) Could not copy backupUuid: null of volumeId: 26 from
> primary storage f7ab128c-9c49-cce6-1a5b-c53feccba16f to secondary storage
> 10.147.28.7:/export/home/shweta/asfsecondary due to null
> 2012-09-12 15:16:54,149 DEBUG [xen.resource.CitrixResourceBase]
> (DirectAgent-79:null) Successfully destroyed snapshot on volume:
> 5728f1d8-e898-4c27-a698-c3108fafc580 execept this current snapshot
> 60da197d-3de9-4eb6-8a4c-9032003c45a6
> 2012-09-12 15:16:54,149 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-79:null) Seq 2-1053884822: Response Received:
> 2012-09-12 15:16:54,150 DEBUG [agent.transport.Request] (DirectAgent-79:null)
> Seq 2-1053884822: Processing: { Ans: , MgmtId: 59793358248320, via: 2, Ver:
> v1, Flags: 10,
> [{"BackupSnapshotAnswer":{"full":false,"result":false,"wait":0}}] }
> 2012-09-12 15:16:54,150 DEBUG [agent.transport.Request]
> (Job-Executor-32:job-129) Seq 2-1053884822: Received: { Ans: , MgmtId:
> 59793358248320, via: 2, Ver: v1, Flags: 10, { BackupSnapshotAnswer } }
> @
> 2012-09-12 15:18:54,153 WARN [storage.snapshot.SnapshotManagerImpl]
> (Job-Executor-32:job-129) Storage unavailable
> com.cloud.exception.StorageUnavailableException: Resource [StoragePool:200]
> is unreachable: Unable to send command to the pool 200 due to there is no
> enabled hosts up in this cluster
> at
> com.cloud.storage.StorageManagerImpl.sendToPool(StorageManagerImpl.java:2190)
> at
> com.cloud.storage.StorageManagerImpl.sendToPool(StorageManagerImpl.java:2215)
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.sendToPool(SnapshotManagerImpl.java:256)
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.backupSnapshotToSecondaryStorage(SnapshotManagerImpl.java:654)
> at
> com.cloud.utils.db.DatabaseCallback.intercept(DatabaseCallback.java:34)
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.createSnapshot(SnapshotManagerImpl.java:463)
> at
> com.cloud.utils.component.ComponentLocator$InterceptorDispatcher.intercept(ComponentLocator.java:1231)
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.createSnapshot(SnapshotManagerImpl.java:130)
> at
> com.cloud.api.commands.CreateSnapshotCmd.execute(CreateSnapshotCmd.java:155)
> at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:138)
> at
> com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:449)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:679)
> 2012-09-12 15:18:54,154 WARN [storage.snapshot.SnapshotManagerImpl]
> (Job-Executor-32:job-129) Failed to back up snapshot on secondary storage,
> deleting the record from the DB
> 2012-09-12 15:18:54,182 ERROR [cloud.api.ApiDispatcher]
> (Job-Executor-32:job-129) Exception while executing CreateSnapshotCmd:
> com.cloud.utils.exception.CloudRuntimeException: Created snapshot:
> com.cloud.storage.SnapshotVO$$EnhancerByCGLIB$$7b65b9ee@10fc2cb on primary
> but failed to backup on secondary
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.createSnapshot(SnapshotManagerImpl.java:475)
> at
> com.cloud.utils.component.ComponentLocator$InterceptorDispatcher.intercept(ComponentLocator.java:1231)
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.createSnapshot(SnapshotManagerImpl.java:130)
> at
> com.cloud.api.commands.CreateSnapshotCmd.execute(CreateSnapshotCmd.java:155)
> at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:138)
> at
> com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:449)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:679)
> 2012-09-12 15:18:54,183 DEBUG [cloud.async.AsyncJobManagerImpl]
> (Job-Executor-32:job-129) Complete async job-129, jobStatus: 2, resultCode:
> 530, result: Error Code: 530 Error text: Created snapshot:
> com.cloud.storage.SnapshotVO$$EnhancerByCGLIB$$7b65b9ee@10fc2cb on primary
> but failed to backup on secondary
> 2012-09-12 15:18:57,804 DEBUG [cloud.async.AsyncJobManagerImpl]
> (catalina-exec-16:null) Async job-129 completed
>
>
>
> Expected result:
> Snapshot creation should be successful
> Additional information .
> I have checked on secondary storage that the particular snapshot id exists
> in follwing location which xen host complains of not finding
> "snapshots/2/26/a030a6af-9663-461c-b746-8a7a814d9694.vhd "
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