kiranchavala commented on issue #11956:
URL: https://github.com/apache/cloudstack/issues/11956#issuecomment-3484882337
Thanks @weizhouapache as discussed , i got a combination of raspi5 and
rapsi4
```
root@raspberrypi5:~# cat /proc/cpuinfo
processor : 0
BogoMIPS : 108.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp
asimdhp cpuid asimdrdm lrcpc dcpop asimddp
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x4
CPU part : 0xd0b
CPU revision : 1
processor : 1
BogoMIPS : 108.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp
asimdhp cpuid asimdrdm lrcpc dcpop asimddp
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x4
CPU part : 0xd0b
CPU revision : 1
processor : 2
BogoMIPS : 108.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp
asimdhp cpuid asimdrdm lrcpc dcpop asimddp
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x4
CPU part : 0xd0b
CPU revision : 1
processor : 3
BogoMIPS : 108.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp
asimdhp cpuid asimdrdm lrcpc dcpop asimddp
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x4
CPU part : 0xd0b
CPU revision : 1
Revision : d04170
Serial : 4c893570359db976
Model : Raspberry Pi 5 Model B Rev 1.0
```
```
root@raspberrypi4:~# cat /proc/cpuinfo
processor : 0
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
processor : 1
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
processor : 2
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
processor : 3
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
Revision : d03114
Serial : 1000000051ea32c3
Model : Raspberry Pi 4 Model B Rev 1.4
```
Cloudstack error message
```
2025-11-04 08:55:33,444 ERROR
[resource.wrapper.LibvirtMigrateCommandWrapper] (AgentRequest-Handler-1:[])
(logid:) Can't migrate domain [s-11-VM] due to: [org.libvirt.LibvirtException:
internal error: QEMU unexpectedly closed the monitor (vm='s-11-VM'):
2025-11-04T08:55:33.039650Z qemu-system-aarch64: error while loading state for
instance 0x0 of device 'cpu'
2025-11-04T08:55:33.040223Z qemu-system-aarch64: Failed to put registers
after init: Invalid argument]. java.util.concurrent.ExecutionException:
org.libvirt.LibvirtException: internal error: QEMU unexpectedly closed the
monitor (vm='s-11-VM'): 2025-11-04T08:55:33.039650Z qemu-system-aarch64: error
while loading state for instance 0x0 of device 'cpu'
2025-11-04T08:55:33.040223Z qemu-system-aarch64: Failed to put registers
after init: Invalid argument
at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:205)
at
com.cloud.hypervisor.kvm.resource.wrapper.LibvirtMigrateCommandWrapper.execute(LibvirtMigrateCommandWrapper.java:311)
at
com.cloud.hypervisor.kvm.resource.wrapper.LibvirtMigrateCommandWrapper.execute(LibvirtMigrateCommandWrapper.java:88)
at
com.cloud.hypervisor.kvm.resource.wrapper.LibvirtRequestWrapper.execute(LibvirtRequestWrapper.java:78)
at
com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1974)
at com.cloud.agent.Agent.processRequest(Agent.java:778)
at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:1193)
at com.cloud.utils.nio.Task.call(Task.java:83)
at com.cloud.utils.nio.Task.call(Task.java:29)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: org.libvirt.LibvirtException: internal error: QEMU unexpectedly
closed the monitor (vm='s-11-VM'): 2025-11-04T08:55:33.039650Z
qemu-system-aarch64: error while loading state for instance 0x0 of device 'cpu'
2025-11-04T08:55:33.040223Z qemu-system-aarch64: Failed to put registers
after init: Invalid argument
at org.libvirt.ErrorHandler.processError(Unknown Source)
at org.libvirt.ErrorHandler.processError(Unknown Source)
at org.libvirt.Domain.migrate(Unknown Source)
at
com.cloud.hypervisor.kvm.resource.MigrateKVMAsync.call(MigrateKVMAsync.java:142)
at
com.cloud.hypervisor.kvm.resource.MigrateKVMAsync.call(MigrateKVMAsync.java:34)
... 4 more
```
<img width="1608" height="662" alt="Image"
src="https://github.com/user-attachments/assets/4df68589-c430-4aae-b6e1-942893575003";
/>
> thanks [@kiranchavala](https://github.com/kiranchavala)
>
> The error logs show
>
> ```
> 2025-11-04T06:21:51.802223Z qemu-system-aarch64: error while loading state
for instance 0x0 of device 'cpu'
> 2025-11-04T06:21:51.803803Z qemu-system-aarch64: Failed to put registers
after init: Invalid argument
> ```
>
> Do the hosts have the same CPU ?
[@rohityadavcloud](https://github.com/rohityadavcloud)
[@kiranchavala](https://github.com/kiranchavala) what CPU mode/model do you use
?
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