[one-users] onevm STOP error

Thu Sep 22 03:47:41 PDT 2011

Hi,

Hi it was the problem  exports file only .
I have edited to

/srv/cloud
192.168.1.6(rw,no_root_squash,anonuid=1001,anongid=1001,async)

its working now .

rgds
Bala

On Thu, Sep 22, 2011 at 3:08 PM, samuel <samu60 at gmail.com> wrote:

> Which NFS version are you using?
> I had troubles with some distributions using NFS4, which had some
> permission issues. I read that performance-wise version 3 and 4 are alike so
> I recommend you to add the following:
>
> nfsvers=3
>
> to your exports file:
>
> /srv/cloud
> 192.168.1.6(rw,no_root_squash,anonuid=0,anongid=0,sync,nfsvers=3)
>
> Hope it helps,
> Samuel.
>
>
>
> On 19 September 2011 12:30, bala suru <balaqemu at gmail.com> wrote:
>
>>
>> Hi,
>> I'm getting the same error .
>> here is the export file of nfs server my /etc/export file
>>
>> /srv/cloud
>> 192.168.1.6(rw,no_root_squash,anonuid=0,anongid=0,sync)
>>
>> Still same error will be logged in oned.log file .
>>
>> That is ->
>>
>>
>> Tue Sep 13 15:53:46 2011 [VMM][D]: Message received: SAVE FAILURE 57
>> error: Failed to save domain one-57 to
>> /srv/cloud/one/var/57/images/checkpoint
>>
>> Tue Sep 13 15:53:46 2011 [VMM][D]: Message received: error: unable to set
>> ownership of '/srv/cloud/one/var/57/images/checkpoint' to user 0:0:
>> Operation not permitted
>>
>>
>> pls help .
>> regards
>> Bala
>>
>> On Sat, Sep 17, 2011 at 12:37 AM, <users-request at lists.opennebula.org>wrote:
>>
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>>>
>>> Today's Topics:
>>>
>>>   1. Re: onevm saveas error (Fabian Wenk)
>>>   2. Re: onevm STOP error (Fabian Wenk)
>>>   3. Re: Workflow Management in Open Nebula (Carlos Mart?n S?nchez)
>>>
>>>
>>> ----------------------------------------------------------------------
>>>
>>> Message: 1
>>> Date: Fri, 16 Sep 2011 13:20:19 +0200
>>> From: Fabian Wenk <fabian at wenks.ch>
>>> To: users at lists.opennebula.org
>>> Subject: Re: [one-users] onevm saveas error
>>> Message-ID: <4E7330F3.30806 at wenks.ch>
>>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>>
>>> Hello
>>>
>>> On 16.09.2011 12:57, bharath pb wrote:
>>> > The image path location  has set to default location only . i.e
>>> > /srv/cloud/one/var/images  , but I could not see any image after
>>> executing
>>>
>>> Ok, I think this should also be fine.
>>>
>>> >   the saveas and shutdown commands ,.
>>> > And also there are no errors in the log file .
>>> >
>>> > why this cant save the VM ..?
>>>
>>> Because it could not write the file
>>> /srv/cloud/one/var//images/e0561a492c9aaac280479f2f0d85dcced9156fbf as
>>> the log file you have posted shows. Is the oneadmin user able to
>>> write into this folder?
>>>
>>> Also check your configuration, this // is not normal (but usualy
>>> should not be a problem). Eventually you have set / at the end of
>>> the paths in your oned.conf, remove it.
>>>
>>> > Note: I use nfs for transferring the image .
>>>
>>> You need to have the folder /srv/cloud/one/var/images/ also
>>> available on the cluster node and there the user oneadmin (or
>>> eventually libvirtd) needs to be able to write into it.
>>>
>>>
>>> bye
>>> Fabian
>>>
>>>
>>> ------------------------------
>>>
>>> Message: 2
>>> Date: Fri, 16 Sep 2011 13:25:40 +0200
>>> From: Fabian Wenk <fabian at wenks.ch>
>>> To: users at lists.opennebula.org
>>> Subject: Re: [one-users] onevm STOP error
>>> Message-ID: <4E733234.1050207 at wenks.ch>
>>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>>
>>>
>>> Hello Bala
>>>
>>> On 16.09.2011 13:14, bala suru wrote:
>>> > Sat Sep 10 16:41:05 2011 [VMM][D]: Message received: SAVE FAILURE 49
>>> error:
>>> > Failed to save domain one-49 to
>>> /srv/cloud/one/var//49/images/checkpoint
>>> >
>>> > Sat Sep 10 16:41:05 2011 [VMM][D]: Message received: error: unable to
>>> set
>>> > ownership of '/srv/cloud/one/var//49/images/checkpoint' to user 0:0:
>>> > Operation not permitted .
>>> >
>>> > I run oneadmin as sudo user , and i'm using nfs for transferring the
>>> images
>>> > (tm_nfs) .
>>>
>>> The cluster node (or libvirtd) needs to be able to write into this
>>> folder. It looks like it is running as root, so you need to allow
>>> root to write to the NFS file system, this needs to be adjusted on
>>> the NFS server in /etc/exports (see 'man exports' for details).
>>>
>>>
>>> bye
>>> Fabian
>>>
>>>
>>> ------------------------------
>>>
>>> Message: 3
>>> Date: Fri, 16 Sep 2011 19:08:09 +0200
>>> From: Carlos Mart?n S?nchez <cmartin at opennebula.org>
>>> To: Joydipto Banerjee <joydipto.b at in.ibm.com>
>>> Cc: users at lists.opennebula.org
>>> Subject: Re: [one-users] Workflow Management in Open Nebula
>>> Message-ID:
>>>        <CAEPYvFJ40akGnYybWfwv5yyeWkRFpzbUdm7OXscxu=
>>> oE9gCsdg at mail.gmail.com>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> Hi,
>>>
>>> We don't have any tool to manage the workflow, but OpenNebula can be
>>> easily
>>> tweaked with a few shell script lines.
>>> The scenario you describe can be achieved using hooks [1] in the
>>> following
>>> way:
>>>
>>> 1 - After a VM creation (or a Template instantiation), a VM "on create"
>>> hook
>>> can be triggered to hold the VM (the scheduler ignores VMs in this state)
>>> and send that notification email.
>>> The hook can query OpenNebula for details about the user, the VM or any
>>> other resources used in the requested VM like Images or VNets. That email
>>> could look like this:
>>>
>>> The user john_doe (8) wants to deploy a VM with
>>> VM ID  : 31
>>> CPU    : 2
>>> MEMORY : 1024
>>> DISK   : IMAGE ID 15
>>>         Ubuntu Server
>>>         10G
>>>
>>> 2 - If the administrator decides to approve the request, then he simply
>>> has
>>> to enable that VM. For a denied request, the VM can be deleted.
>>> This could be done manually, using the CLI or Sunstone.
>>> I guess it shouldn't be too difficult to configure a mail delivery agent
>>> such as procmail to enable or delete the VM after reciving a "yes/no"
>>> email
>>> reply from the administrator.
>>>
>>> 3 - Another hook can be triggered when the VM reaches the running state.
>>> This one will send an email to the owner user with the login
>>> instructions,
>>> including VM details like the assigned IP.
>>> You have to come up with a way to store the user's email. Maybe a small
>>> sqlite DB, a new table in OpenNebula's DB, or even use the email as the
>>> OpenNebula username.
>>>
>>> This is a basic configuration to get you started, but the hook mechanism
>>> can
>>> be combined with:
>>> - ACLs [2] : you may want to fine-tune the allowed user actions
>>> - usage quotas [3] : after certain limits, the new VM creation requests
>>> would be denied without bothering the administrator with more emails
>>> - Sunstone tuning [4] : you could modify sunstone to adapt it to your
>>> needs.
>>> Views can be configured to show only certain tabs, or maybe hide some
>>> buttons. You could even include a new text input box that would allow
>>> users
>>> to include a personalized message for the administrator each time a VM is
>>> created. The "on create" hook can look for that attribute in the VM
>>> template
>>> and add it to the email.
>>>
>>> Best regards,
>>> Carlos.
>>>
>>> [1] http://opennebula.org/documentation:rel3.0:hooks
>>> [2] http://opennebula.org/documentation:rel3.0:manage_acl
>>> [3] http://opennebula.org/documentation:rel3.0:quota_auth
>>> [4] http://opennebula.org/documentation:rel3.0:sunstone#plugins
>>> --
>>> Carlos Mart?n, MSc
>>> Project Major Contributor
>>> OpenNebula - The Open Source Toolkit for Cloud Computing
>>> www.OpenNebula.org <http://www.opennebula.org/> | cmartin at opennebula.org
>>>
>>>
>>> On Fri, Sep 16, 2011 at 11:43 AM, Joydipto Banerjee
>>> <joydipto.b at in.ibm.com>wrote:
>>>
>>> > Hi - Does anyone know if there exists a workflow management system in
>>> Open
>>> > Nebula.
>>> > I am thinking of a scenario where a User requests a Virtual Machine(VM)
>>> > through the Open Nebula Sunstone web interface, after which an email
>>> > notification is sent to the Cloud Administrator to approve/reject the
>>> > request.
>>> >
>>> > Post VM creation, an automatic email is sent back to the end user,
>>> giving
>>> > him the details of IP of the new image and login details (userid ,
>>> password
>>> > ).
>>> >
>>> > Are such scenarios possible ?
>>> >
>>> > Thanks in advance.
>>>
>>> >
>>> > _______________________________________________
>>> > Users mailing list
>>> > Users at lists.opennebula.org
>>> > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>> >
>>> >
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>>>
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>>
>>
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