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From Prasanna Santhanam <...@apache.org>
Subject Re: Unable to migrate VM to another host
Date Mon, 22 Jul 2013 06:44:44 GMT
On Mon, Jul 22, 2013 at 02:35:58PM +0800, Indra Pramana wrote:
> Dear all,
> 
> Good day to you.
> 
> I am using CloudStack 4.1.0 and I just realised that I am not able to
> migrate a VM to another host. CloudStack GUI gives a "Failed to migrate vm"
> error message, and management-server.log file shows this:
> 
> http://pastebin.com/Ah9XDRha
> 
> Based on the error message, the issue seems to be related to libvirt:
> 
> http://wiki.libvirt.org/page/Failed_to_connect_to_the_hypervisor
> 
> ===
> 2013-07-22 14:06:16,744 ERROR [cloud.vm.VirtualMachineManagerImpl]
> (Job-Executor-35:job-553) Unable to migrate due to End of file while
> reading data: Input/output error
> ===
> 
> Seems the error is related to the KVM host not able to connect to the other
> host. But I tested manually and I can connect to the other hypervisor:
> 
> root@hv-kvm-01:~# virsh --connect qemu+ssh://root@10.237.x.xx/system list
>  Id    Name                           State
> ----------------------------------------------------
> 
> I have copied the SSH keys between hosts so that one host can SSH into
> another host without password. I also have added the root user into the
> libvirtd group.
> 
> usermod -G libvirtd -a root

What's the output of
$ id cloud

The commands that cloudstack executes on the KVM host are in the
cloud:cloud user:group.

> 
> However the problem still persists. Not too sure whether I am following the
> right lead. Anyone might have encounter this problem and know how to
> resolve the problem?
> 
> Looking forward to your reply, thank you.
> 
> Cheers.

-- 
Prasanna.,

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