>>> Danilo Godec 07/14/11 4:12 PM >>>
>Here's the data for a 11.4 guest -  kernel 2.6.37.6-0.5-xen #1 SMP, the domain is started with 'vcpus=2' and 'vcpu_avail=1':
>...
>Call Trace:
>  [<ffffffff800033aa>] hypercall_page+0x3aa  <--
>  [<ffffffff8000e4ed>] xen_idle+0x3d
>  [<ffffffff80005255>] cpu_idle+0x55
>  [<ffffffff8083eb34>] start_kernel+0x3a5

And that guest is consuming 100% CPU? According to the stack trace it's idle...

Anyway, considering a recently analyzed problem, is this (mis)behavior dependent on certain characteristics of the source/destination hosts, or is it happening no matter between which you migrate? Or are all your hosts identical (as is generally recommended)?

Jan