[one-users] Ubuntu shutdown/image save

fc lists fclists at pr-z.info
Thu May 17 12:59:03 PDT 2012


what i meant as "catch" was just running a "ps -aux" on the host running
your vm to see what the command is doing

the qcow2 driver uses "qemu-img convert" to save the snapshot of your
running VM back to the datastore

How are you sharing the datastore?



On Thu, May 17, 2012 at 8:52 PM, Sean Abbott <seabbott at akamai.com> wrote:

> It's running on a qcow2 datastore.  How might I go about catching the
> process?
>
> On 05/17/2012 03:50 PM, fc lists wrote:
> > Hi,
> >
> > What kind of Datastore is the image running from ?
> >
> > depending on the TM driver you could try to "catch" the process on the
> vmhost
> > and see if it is getting stuck somehow or doing something weird, if the
> oned is
> > taking time to timeout you could maybe manage to see what is happenning.
> >
> > -FC
> >
> > On Thu, May 17, 2012 at 8:46 PM, Sean Abbott <seabbott at akamai.com
> > <mailto:seabbott at akamai.com>> wrote:
> >
> >     ACPI: Enabled by default in the KVM driver.  I didn't explicitly
> enable it
> >     in the template, but it is working because the VM does actually shut
> down.
> >
> >     No errors that I've found anywhere other than the ones in the VM log.
> >
> >     I did keep a VNC connection open and everything appeared to shut off
> >     cleanly.  I also identified the machine doman in virsh and ran
> manual "virsh
> >     --connect qemu:///system --readonly dominfo 4" commands to watch it
> come
> >     down, and nearly instantly the command (which is what is used by the
> >     shutdown while loop) comes back with an exit code of 1 and a 'failed
> to get
> >     domain" because the domain doesn't exist any more.
> >
> >     No, I restart the VM several times and each time it boots from the
> hard
> >     disk.  Plus, I have been monitoring the VNC and it doesn't give me
> the
> >     "please remove the disc" like it does after the first reboot.
> >
> >     Now, I also installed some xubuntu clients, because there are
> possibly some
> >     issues with ubuntu itself powering off versus halting.  What was
> weird was
> >     that when I issued a shutdown WITHOUT the saveas, it worked fine (VM
> exited,
> >     disappeared from the VM list)  However, when the saveas was
> involved, I had
> >     the same error.
> >
> >     On 05/17/2012 02:44 PM, fc lists wrote:
> > >     Hi I was going to suggest to double check that ACPID is running in
> the VM
> > >     , but then reading again i see it propted you with a popup so it
> should be
> > >     running. Did you enabled ACPI in your VM TEMPLATE? Other then
> that, it
> > >     seems to me that the issue is on the VM because any other problem
> related
> > >     to your ONE master server would show up in the log ... as
> permission
> > >     denied or whatever. Did you try to keep a VNC connection to the VM
> from
> > >     outside OPENNEBULA when you shutdown to see what happens? It
> really does
> > >     seem that the VM shutdown is not completing properly .. and from
> what you
> > >     write """ I created a template that used a raw hard disk and an
> ubuntu
> > >     boot cd to create a working ubuntu 12.04 VM. Done, worked. I used
> onevm
> > >     saveas <vm-name> <disk-id> "ubuntu-base-image" to set up a save. I
> used
> > >     onevm shutdown <vm-id> to shut it down. """ IT seems to me that
> you are
> > >     just booting the UBUNTU live cd, perform the installation and the
> issue a
> > >     saveas without restarting your VM first ... If that is the case
> then
> > >     UBUNTU might simply be waiting for you to remove the CD from the
> drive ...
> > >     until onenebula timeout and your VM fails. Opening a VNC From
> outside
> > >     opennebyla will probably give you the answer you are looking for
> -FC On
> > >     Thu, May 17, 2012 at 5:43 PM, Sean Abbott <seabbott at akamai.com
> > >     <mailto:seabbott at akamai.com>
> > >     <mailto:seabbott at akamai.com>> wrote: So, I'm attempting to create
> a master
> > >     linux client image from which I can deploy new clients easily. I
> know that
> > >     I'll eventually need to get master contextualization. However,
> before I
> > >     get there, I'm having problems. I created a template that used a
> raw hard
> > >     disk and an ubuntu boot cd to create a working ubuntu 12.04 VM.
> Done,
> > >     worked. I used onevm saveas <vm-name> <disk-id>
> "ubuntu-base-image" to set
> > >     up a save. I used onevm shutdown <vm-id> to shut it down. At
> first, it
> > >     appeared to work. I was watching the vm from VNC and it popped up
> a window
> > >     asking if I wanted to shut it down (I need to research how to make
> that
> > >     window not happen in ubuntu). However. The VM transitioned to
> "unknown"
> > >     state about 5 minutes later (initially it was "shutdown"), and the
> log
> > >     says that it didn't properly finish shutdown: Thu May 17 16:19:33
> 2012
> > >     [LCM][I]: New VM state is SHUTDOWN Thu May 17 16:24:38 2012
> [VMM][I]:
> > >     Command execution fail: /var/tmp/one/vmm/kvm/shutdown one-7
> 172.26.210.149
> > >     7 172.26.210.149 Thu May 17 16:24:38 2012 [VMM][E]: Timeout
> reached and VM
> > >     one-7 is still alive Thu May 17 16:24:38 2012 [VMM][I]: Timeout
> reached
> > >     Thu May 17 16:24:38 2012 [VMM][I]: ExitCode: 1 Thu May 17 16:24:38
> 2012
> > >     [VMM][I]: Failed to execute virtualization driver operation:
> shutdown. Thu
> > >     May 17 16:24:38 2012 [VMM][E]: Error shuting down VM: Timeout
> reached and
> > >     VM one-7 is still alive Thu May 17 16:24:38 2012 [LCM][I]: Fail to
> > >     shutdown VM. Assuming that the VM is still RUNNING (will poll VM).
> Thu May
> > >     17 16:24:38 2012 [VMM][I]: ExitCode: 0 Thu May 17 16:24:38 2012
> [VMM][I]:
> > >     VM not found, setting to UNKNOWN And, presumably because of this,
> my image
> > >     status "locked" and there is no data that has made it into the
> image. Is
> > >     the answer that I need to figure out how to make ubuntu do a
> clean/fast
> > >     ACPI shutdown before I can make this work, or is something else
> afoot.
> > >     Corollary question: has anyone managed to make ubuntu do a clean
> ACPI
> > >     shutdown with no intervention? Thanks! sean
> ______________________________
> > >     _________________
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> Users at lists.opennebula.org>  <mailto:Users at lists.opennebula.org>
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> > >
> > >
> >
>
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