HI.i encounter some problem when  use rbd.
i have successful add rbd to cloudstack primary storage,but it can't create
instance with rbd,this is the error infomation:

management log:
INFO  [cloud.ha.HighAvailabilityManagerImpl] (HA-1:) checking health of
usage server
WARN  [apache.cloudstack.alerts] (HA-1:)  alertType:: 13 // dataCenterId::
0 // podId:: 0 // clusterId:: null // message:: No usage server process
running
INFO  [storage.volume.VolumeServiceImpl] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ]) lock is acquired for
VMTemplateStoragePool 6
INFO  [storage.volume.VolumeServiceImpl] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ]) releasing lock for
VMTemplateStoragePool 6
WARN  [utils.db.Merovingian2] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ]) Was unable to find lock for the key
template_spool_ref6 and thread id 2118921053
INFO  [cloud.vm.VirtualMachineManagerImpl] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ]) Unable to contact resource.
com.cloud.exception.StorageUnavailableException: Resource [StoragePool:12]
is unreachable: Unable to create
Vol[19|vm=16|ROOT]:com.cloud.utils.exception.CloudRuntimeException: Failed
to copy
/mnt/0aedf226-58b4-3ec0-9c29-9f27e3748937/0fe1ab18-71ae-30e3-9738-2d82c5f525e0.qcow2
to 53b0066a-f7b9-4fcc-87e0-2d4dbd1b0db1
at
com.cloud.storage.VolumeManagerImpl.recreateVolume(VolumeManagerImpl.java:2544)
at com.cloud.storage.VolumeManagerImpl.prepare(VolumeManagerImpl.java:2592)
at
com.cloud.vm.VirtualMachineManagerImpl.advanceStart(VirtualMachineManagerImpl.java:889)
at
com.cloud.vm.VirtualMachineManagerImpl.start(VirtualMachineManagerImpl.java:578)
at
org.apache.cloudstack.engine.cloud.entity.api.VMEntityManagerImpl.deployVirtualMachine(VMEntityManagerImpl.java:227)
at
org.apache.cloudstack.engine.cloud.entity.api.VirtualMachineEntityImpl.deploy(VirtualMachineEntityImpl.java:209)
at
com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:3406)
at
com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:2966)
at
com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:2952)
at
com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
at
org.apache.cloudstack.api.command.user.vm.DeployVMCmd.execute(DeployVMCmd.java:420)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:158)
at com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:531)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:679)
WARN  [apache.cloudstack.alerts] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ])  alertType:: 8 // dataCenterId:: 1
// podId:: 1 // clusterId:: null // message:: Failed to deploy Vm with Id:
16, on Host with Id: null
INFO  [user.vm.DeployVMCmd] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ])
com.cloud.exception.InsufficientServerCapacityException: Unable to create a
deployment for VM[User|2119a010-ea6e-473a-8183-d76cc00d4eb8]Scope=interface
com.cloud.dc.DataCenter; id=1
INFO  [user.vm.DeployVMCmd] (Job-Executor-1:job-36 = [
0ec0796a-350a-49d4-9b53-11ad41ef7a6e ]) Unable to create a deployment for
VM[User|2119a010-ea6e-473a-8183-d76cc00d4eb8]
com.cloud.exception.InsufficientServerCapacityException: Unable to create a
deployment for VM[User|2119a010-ea6e-473a-8183-d76cc00d4eb8]Scope=interface
com.cloud.dc.DataCenter; id=1
at
com.cloud.vm.VirtualMachineManagerImpl.advanceStart(VirtualMachineManagerImpl.java:842)
at
com.cloud.vm.VirtualMachineManagerImpl.start(VirtualMachineManagerImpl.java:578)
at
org.apache.cloudstack.engine.cloud.entity.api.VMEntityManagerImpl.deployVirtualMachine(VMEntityManagerImpl.java:237)
at
org.apache.cloudstack.engine.cloud.entity.api.VirtualMachineEntityImpl.deploy(VirtualMachineEntityImpl.java:209)
at
com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:3406)
at
com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:2966)
at
com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:2952)
at
com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
at
org.apache.cloudstack.api.command.user.vm.DeployVMCmd.execute(DeployVMCmd.java:420)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:158)
at com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:531)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:679)


cloudstack agent log:
2013-11-01 20:17:01,727 ERROR [kvm.storage.LibvirtStorageAdaptor]
(agentRequest-Handler-3:null) A Ceph RADOS operation failed (-22). The
error was: Could not set configuration option key (-22)

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