[one-users] Live migrate failed and VM is lost

[Himanshu Khona]

FYI - I have a filed a bug - Ticket #56 -
http://trac.opennebula.org/ticket/56
Thanks,
Himanshu

On Mon, Dec 1, 2008 at 2:05 PM, Himanshu Khona <himanshukhona at gmail.com>wrote:

> All -I tried to run livemigrate and the VM itself disappeared.
> I know the issue but it seems something like this should be immediately
> fixed as a bug or stated as pre-requisite.
> The target system on which I was moving the VM had its root mounted on a
> logical volume whereas the one on which VM was running it was mounted on
> /dev/sda3
>
> Here is the xend.log from the target system -
> [2008-12-01 13:49:59 xend 2759] DEBUG (blkif:24) exception looking up
> device number for sda3: [Errno 2] No such file or directory: '/dev/sda3'
>
> Here is the snippet of the vm.log -
> tail -f vm.log
>         Memory: 261976
>         Net_TX: 43
>         Net_RX: 36642
>
> Mon Dec  1 08:15:16 2008 [VMM][I]: Monitor Information:
>         CPU   : 0
>         Memory: 262004
>         Net_TX: 43
>         Net_RX: 36644
>
>
>
> Mon Dec  1 08:15:46 2008 [VMM][I]: Monitor Information:
>         CPU   : 0
>         Memory: 261900
>         Net_TX: 43
>         Net_RX: 36645
>
>
> Mon Dec  1 08:16:10 2008 [LCM][I]: New VM state is MIGRATE
> Mon Dec  1 08:16:12 2008 [LCM][I]: New VM state is RUNNING
> Mon Dec  1 08:16:16 2008 [VMM][I]: VM running but it was not found.
> Assuming it is done.
>
> Mon Dec  1 08:16:16 2008 [LCM][I]: New VM state is EPILOG
> Mon Dec  1 08:16:16 2008 [TM][I]: tm_delete.sh: Deleting
> /opt/opennebula-server//var/10/images
> Mon Dec  1 08:16:17 2008 [TM][I]: tm_delete.sh: Executed "rm -rf
> /opt/opennebula-server//var/10/images".
> Mon Dec  1 08:16:17 2008 [DiM][I]: New VM state is DONE
>
> onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>   10 vm-examp runn   0  261956 vikhnode4.netma 04 21:13:06
>
>  onevm livemigrate 10 9
>
>  onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
>  onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
>  onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
>  onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
> onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
>  onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
>  onevm list
>   ID     NAME STAT CPU     MEM        HOSTNAME        TIME
>
> Thanks,
> Himanshu
>
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