I found the problem,
the managed switch for the internal network had not the same mtu size as
the E5-2620 servers. After setting the same mtu everywhere, migrations
are now working.
Am 14.10.2013 19:24, schrieb Tim:> Hey guys,
>
> I'm running the following setup on a few hosts:
> ~ # virsh version
> Compiled against library: libvir 0.9.8
> Using library: libvir 0.9.8
> Using API: QEMU 0.9.8
> Running hypervisor: QEMU 1.0.0
>
> Online Migrations with local storage are working smooth, Host OS is
> always Ubuntu 12.04, CPUs are Intel E3-1245 V2, 32GB Ram. Now I
> installed the same software on different hardware:
> Intel E5-2620, ~128GB Ram
>
> The problem: Online migrations from an E5-2620 to another E5-2620
aren't
> possible:
>
> ~ # virsh --debug=1 migrate --verbose my-virtual-maschine
> qemu+ssh://virt@192.168.99.16:222/system
> migrate: verbose(bool): (none)
> migrate: domain(optdata): vm-42800
> migrate: desturi(optdata): qemu+ssh://virt@192.168.99.16:222/system
> migrate: found option <domain>: vm-42800
> migrate: found option <domain>: vm-42800
> error: End of file while reading data: : Input/output error
> error: Reconnected to the hypervisor
>
> I can't find anything related to this in the libvirt logfile or via an
> strace. Let me know if you have any ideas or if you need
> more information.
>
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