whitetiger264 opened a new issue, #7678:
URL: https://github.com/apache/cloudstack/issues/7678
##### ISSUE TYPE
<!-- Pick one below and delete the rest -->
* Bug Report
##### COMPONENT NAME
~~~
UI
~~~
##### CLOUDSTACK VERSION
~~~
4.18
~~~
##### CONFIGURATION
<!--
Advanced Networking, using shared networks.
-->
##### OS / ENVIRONMENT
~~~
Almalinux 8
java -version
openjdk version "11.0.19" 2023-04-18 LTS
OpenJDK Runtime Environment (Red_Hat-11.0.19.0.7-2) (build 11.0.19+7-LTS)
OpenJDK 64-Bit Server VM (Red_Hat-11.0.19.0.7-2) (build 11.0.19+7-LTS, mixed
mode, sharing)
~~~
##### SUMMARY
Volume snapshots failing due to possible Java issues.
##### STEPS TO REPRODUCE
~~~
Create a volume snapshot of VM via UI and an error is triggered.
~~~
Here's a log entry:
```
2023-06-23 08:32:24,955 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-20:ctx-8f5395ec job-4099/job-4100 ctx-23f04f9f)
(logid:931f0d86) Seq 36-8282682664687772956: Sending { Cmd , MgmtId:
66988330791812, via: 36(hostname), Ver: v1, Flags: 100011,
[{"org.apache.cloudstack.storage.command.CreateObjectCommand":{"data":{"org.apache.cloudstack.storage.to.SnapshotObjectTO":{"volume":{"uuid":"eec8285e-8715-441b-b418-b71b231f1bab","volumeType":"ROOT","dataStore":{"org.apache.cloudstack.storage.to.PrimaryDataStoreTO":{"uuid":"85e49c98-0988-4627-984c-8f4719c401e3","name":"hostname-local-85e49c98","id":"24","poolType":"Filesystem","host":"192.168.50.7","path":"/var/lib/libvirt/images","port":"0","url":"Filesystem://192.168.50.7/var/lib/libvirt/images/?ROLE=Primary&STOREUUID=85e49c98-0988-4627-984c-8f4719c401e3","isManaged":"false"}},"name":"ROOT-120","size":"(60,00
GB)
64424509440","path":"f801a1a4-83aa-4490-a589-c2a474ec7bed","volumeId":"193","vmName":"i-2-120-VM","accountId":"2","format":"QCO
W2","provisioningType":"THIN","poolId":"24","id":"193","deviceId":"0","cacheMode":"NONE","hypervisorType":"KVM","directDownload":"false","deployAsIs":"false"},"dataStore":{"org.apache.cloudstack.storage.to.PrimaryDataStoreTO":{"uuid":"85e49c98-0988-4627-984c-8f4719c401e3","name":"hostname-local-85e49c98","id":"24","poolType":"Filesystem","host":"192.168.50.7","path":"/var/lib/libvirt/images","port":"0","url":"Filesystem://192.168.50.7/var/lib/libvirt/images/?ROLE=Primary&STOREUUID=85e49c98-0988-4627-984c-8f4719c401e3","isManaged":"false"}},"vmName":"i-2-120-VM","name":"NACDO-Backup-23-June-2023","hypervisorType":"KVM","id":"177","quiescevm":"false","physicalSize":"0"}},"wait":"0","bypassHostMaintenance":"false"}}]
}
2023-06-23 08:32:25,017 DEBUG [c.c.a.t.Request]
(AgentManager-Handler-12:null) (logid:) Seq 36-8282682664687772956: Processing:
{ Ans: , MgmtId: 66988330791812, via: 36, Ver: v1, Flags: 10,
[{"com.cloud.agent.api.Answer":{"result":"false","details":"java.lang.NoClassDefFoundError:
Could not initialize class sun.nio.fs.UnixCopyFile
at
java.base/sun.nio.fs.UnixFileSystemProvider.copy(UnixFileSystemProvider.java:258)
at java.base/java.nio.file.Files.copy(Files.java:1295)
at
com.cloud.hypervisor.kvm.storage.KVMStorageProcessor.copySnapshotToPrimaryStorageDir(KVMStorageProcessor.java:1916)
at
com.cloud.hypervisor.kvm.storage.KVMStorageProcessor.createSnapshot(KVMStorageProcessor.java:1790)
at
com.cloud.storage.resource.StorageSubsystemCommandHandlerBase.execute(StorageSubsystemCommandHandlerBase.java:137)
at
com.cloud.storage.resource.StorageSubsystemCommandHandlerBase.handleStorageCommands(StorageSubsystemCommandHandlerBase.java:65)
at
com.cloud.hypervisor.kvm.resource.wrapper.LibvirtStorageSubSystemCommandWrapper.execute(LibvirtStorageSubSystemCommandWrapper.java:36)
at
com.cloud.hypervisor.kvm.resource.wrapper.LibvirtStorageSubSystemCommandWrapper.execute(LibvirtStorageSubSystemCommandWrapper.java:30)
at
com.cloud.hypervisor.kvm.resource.wrapper.LibvirtRequestWrapper.execute(LibvirtRequestWrapper.java:78)
at
com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1847)
at com.cloud.agent.Agent.processRequest(Agent.java:662)
at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:1082)
at com.cloud.utils.nio.Task.call(Task.java:83)
at com.cloud.utils.nio.Task.call(Task.java:29)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829)
","wait":"0","bypassHostMaintenance":"false"}}] }
```
Specific Error:
`Could not initialize class sun.nio.fs.UnixCopyFile`
##### EXPECTED RESULTS
Normal Volume snapshot processing should execute as intended.
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