[one-users] migration saves disk image in endless loop

Ruben S. Montero rubensm at dacya.ucm.es
Mon May 18 01:02:32 PDT 2009


Hi Gordon,

About VMs in the error state this is, let say a bug. We are working in
this issue for the next release.

THANKS for your feedback!!!


Cheers

Ruben

On Thu, May 14, 2009 at 9:36 AM, Gordon Wells <gordon.wells at gmail.com> wrote:
> Hi
>
> That is indeed the cause, the machines were added by onehost with ssh and
> not nfs by someone before me. I deleted and re-added them with nfs, now
> normal migration works.
>
> Can I forcibly delete the entries from "onevm list" for the hosts that
> failed to migrate? I get the following error:
> Error: Wrong state to perform action
>
> Regards
> Gordon
> --
>
>
> Gordon Wells
> Bioinformatics and Computational Biology Unit
> Department of Biochemistry
> University of Pretoria /
> High Performance Computing Research group
> Meraka Institute
> CSIR
>
> A poet once said "The whole universe is in a glass of wine." We will
> probably never know in what sense he meant that, for poets do not write to
> be understood. But it is true that if we look at a glass closely enough we
> see the entire universe. There are the things of physics: the twisting
> liquid which evaporates depending on the wind and weather, the reflections
> in the glass, and our imaginations adds the atoms. The glass is a
> distillation of the Earth's rocks, and in its composition we see the secret
> of the universe's age, and the evolution of the stars. What strange array of
> chemicals are there in the wine? How did they come to be? There are the
> ferments, the enzymes, the substrates, and the products. There in wine is
> found the great generalization: all life is fermentation. Nobody can
> discover the chemistry of wine without discovering, as did Louis Pasteur,
> the cause of much disease. How vivid is the claret, pressing its existence
> into the consciousness that watches it! If our small minds, for some
> convenience, divide this glass of wine, this universe, into parts — physics,
> biology, geology, astronomy, psychology, and so on — remember that Nature
> does not know it! So let us put it all back together, not forgetting
> ultimately what it is for. Let it give us one more final pleasure: drink it
> and forget it all!
>
> -- Richard Feynman
>
>
>
> 2009/5/12 Javier Fontan <jfontan at fdi.ucm.es>
>>
>> Hello,
>>
>> I am going to open a bug to investigate a way on how to fix this problem.
>>
>> Anyway, are you sure this directory is not shared using nfs? We had some
>> similar directory inside directory problems when using nfs.
>>
>> Bye
>>
>> On May 12, 2009, at 4:05 PM, Gordon Wells wrote:
>>
>>> Hi
>>>
>>> The OpenNebula version is 1.2.0, tm is ssh. The vm.log is attached.
>>>
>>> That is a bug we thought we had fixed. Could you please tell us the
>>> version of OpenNebula you are using, tm configured (ssh or nfs) and send us
>>> vm.log of that VM?
>>>
>>>
>>> On May 11, 2009, at 2:46 PM, Gordon Wells wrote:
>>>
>>>
>>> I'm trying to do a normal migration with open nebula, but it goes into an
>>> endless cycle of saving the disk image in new subdirectories until the
>>> partition fills up. Under /opt/nebula/images I see:
>>>
>>> > ls -R 18
>>>
>>> 18:
>>> total 4
>>> drwxrwxr-x 3 oneadmin oneadmin 4096 May 11 16:08 images
>>>
>>> 18/images:
>>> total 7349100
>>> -rwxr-xr-x 1 oneadmin oneadmin 1075653670 May 11 16:08 checkpoint
>>> -rw-rw-r-- 1 oneadmin oneadmin        262 May 11 16:03 deployment.0
>>> -rwxrwxr-x 1 oneadmin oneadmin 6442450945 May 11 16:07 disk.0
>>> drwxrwxr-x 3 oneadmin oneadmin       4096 May 11 16:16 images
>>>
>>> 18/images/images:
>>> total 7349100
>>> -rwxr-xr-x 1 oneadmin oneadmin 1075653670 May 11 16:16 checkpoint
>>> -rw-rw-r-- 1 oneadmin oneadmin        262 May 11 16:16 deployment.0
>>> -rwxrwxr-x 1 oneadmin oneadmin 6442450945 May 11 16:15 disk.0
>>> drwxrwxr-x 2 oneadmin oneadmin       4096 May 11 16:23 images
>>>
>>> 18/images/images/images:
>>> total 4363352
>>> -rwxr-xr-x 1 oneadmin oneadmin          0 May 11 16:22 checkpoint
>>> -rw-rw-r-- 1 oneadmin oneadmin          0 May 11 16:23 deployment.0
>>> -rwxrwxr-x 1 oneadmin oneadmin 4697137152 May 11 16:21 disk.0
>>>
>>>
>>> What could be the explanation for this?
>>>
>>
>> --
>> Javier Fontan, Grid & Virtualization Technology Engineer/Researcher
>> DSA Research Group: http://dsa-research.org
>> Globus GridWay Metascheduler: http://www.GridWay.org
>> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org
>>
>
>
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>



-- 
+---------------------------------------------------------------+
 Dr. Ruben Santiago Montero
 Associate Professor
 Distributed System Architecture Group (http://dsa-research.org)

 URL:    http://dsa-research.org/doku.php?id=people:ruben
 Weblog: http://blog.dsa-research.org/?author=7

 GridWay, http://www.gridway.org
 OpenNebula, http://www.opennebula.org
+---------------------------------------------------------------+



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