Re: [Xen-devel] 3.0.3rc2: Problem saving a domain

["Timo Benk" <Timo.Benk@xxxxxx>]

> Hi,
> 
> [Sorry, forgot the subject ]
> 
> i am using two domains, which are internally connected by one virtual
> interface.
> 
> xendom1: Backend Domain without a physical interface
> xendom2: normal Domain-U using xendom1 as a vif-Backend-Domain
> 
>  ---------      ---------
> | xendom1 |    | xendom2 |
> |         |    |         |
> |  vif2.0--------eth0    |
> |         |    |         |
>  ---------      ---------
> 
> Then i add another virtual interface to xendom2.
> 
>  ---------      ---------
> | xendom1 |    | xendom2 |
> |         |    |         |
> |  vif2.0--------eth0    |
> |         |    |         |
> |  vif2.1--------eth1    |
> |         |    |         |
>  ---------      ---------
> 
> Domain-0:~ # xm network-attach xendom2 backend=xendom1
>                 script=vif-nothing
> 
> ---<snip>---
> # /etc/xen/script/vif-nothing in Domain xendom1
> dir=$(dirname "$0")
> . "$dir/vif-common.sh"
> 
> success
> ---<snap>---
> 
> Then i save both domains:
> 
> Domain-0:~ # xm save xendom2
> Domain-0:~ # xm save xendom1
> Error: /usr/lib/xen/bin/xc_save 17 4 0 0 0 failed
> Usage: xm save <Domain> <CheckpointFile>
> 
> Save a domain state to restore later.
> 
> Domain-0:~ # xm list
> Name                       ID Mem(MiB) VCPUs State   Time(s)
> Domain-0                   0      985     2 r-----     62.5
> Zombie-migrating-xendom2   5      512     1 ---s-d     18.0
> xendom1                    4      128     1 ---s--     19.6
> 
> Both domains are not reachable anymore, i need to destroy xendom1 and
> xendom2 lives another life as a zombie domain :-(
> 

FYI 

same problem here if the backend-domain has a physical interface
via pci-passthrough attched to it.

greetings, 
-timo

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