[one-users] ttylinux fails to start

Mike Putter mp at wirelesswebsolutions.nl
Fri Apr 15 07:53:46 PDT 2011 

On the cluster frontend (as oneadmin):

oneadmin at voyager:~/var$ touch test
oneadmin at voyager:~/var$ ls -lAF
total 456
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-12 14:28 0/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-12 15:02 1/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-12 15:57 2/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-13 14:10 3/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-13 14:19 4/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-13 17:21 5/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-14 14:45 6/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-14 15:26 7/
drwxrwxrwx 2 oneadmin cloud   4096 2011-04-14 15:54 8/
-rw-r--r-- 1 oneadmin cloud    648 2011-04-15 15:57 config
drwxrws--T 2 oneadmin cloud   4096 2011-04-07 22:06 images/
-rw-r----- 1 oneadmin cloud      0 2011-04-15 15:57 .lock
-rw-r--r-- 1 oneadmin cloud  31744 2011-04-15 16:39 one.db
-rw-r--r-- 1 oneadmin cloud  20940 2011-04-15 16:47 oned.log
-rw-r--r-- 1 oneadmin cloud      5 2011-04-15 15:57 oned.pid
-rw------- 1 oneadmin cloud 321865 2011-04-15 16:47 one_xmlrpc.log
drwxr-xr-x 4 oneadmin cloud   4096 2011-04-07 22:06 remotes/
-rw-r--r-- 1 oneadmin cloud  21614 2011-04-15 16:47 sched.log
-rw-r--r-- 1 oneadmin cloud      5 2011-04-15 15:57 sched.pid
-rw-r--r-- 1 oneadmin cloud      0 2011-04-15 16:47 test



This is what I see at the node:

administrator at wws-vmhost01:/srv/cloud/one/var$ ls -lAF
total 36
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-12 14:28 0/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-12 15:02 1/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-12 15:57 2/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-13 14:10 3/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-13 14:18 4/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-13 17:21 5/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-14 14:44 6/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-14 15:26 7/
drwxr-xr-x 3 oneadmin cloud 4096 2011-04-14 15:53 8/


Can't see the test file ...
What action could I take ?



On 04/15/2011 04:27 PM, Javier Fontan wrote:
> Don't do that, the disk.0 that is written in the deployment file is
> the actual disk copied by the TM. It seems that you are using tm_nfs
> but the shared storage is not mounted in the correct path in the
> remote node. Try creating a file in /srv/cloud/one/var and check if
> you can see it in the remote host in the same path.
>
> On Fri, Apr 15, 2011 at 4:05 PM, Mike Putter<mp at wirelesswebsolutions.nl>  wrote:
>> Got some progress here:
>>
>>> qemu: could not open disk image /srv/cloud/one/var//8/images/disk.0: No
>>> such file or directory
>> Indeed: the XML file is called deployment.0
>> Don't know why it created the file as disk.0 ...
>>
>> Moreover, I could get the image running directly in the node by invoking:
>>
>> virsh --connect qemu:///system create deployment.0
>> Domain one-8 created from deployment.0
>>
>> (off course after editting the deployment.0 file changing disk.0 to
>> deployment.0)
>>
>> So, it seems it's possible to get it going. Now I have to figure out how to
>> teach OpenNebula to create a proper deployment file !
>> Where is this file generated ?
>>
>>
>> On 04/15/2011 01:13 PM, Mike Putter wrote:
>>> Thanks for your swift reply: the output of /var/log/libvirt/qemu/one-8.log
>>> reads:
>>>
>>> LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/sbin:/sbin:/bin
>>> /usr/bin/kvm -S -M pc
>>> -0.12 -cpu qemu32 -enable-kvm -m 64 -smp 1 -name one-8 -uuid
>>> a0a30e17-c21d-6e28-39bb-aed8df76c2b
>>> 4 -nographic -chardev
>>> socket,id=monitor,path=/var/lib/libvirt/qemu/one-8.monitor,server,nowait -
>>> monitor chardev:monitor -no-acpi -boot c -drive
>>> file=/srv/cloud/one/var//8/images/disk.0,if=ide,
>>> index=0,boot=on,format=raw -net
>>> nic,macaddr=02:00:c0:a8:01:0b,vlan=0,name=nic.0 -net tap,fd=38,v
>>> lan=0,name=tap.0 -serial none -parallel none -usb
>>> open /dev/kvm: No such file or directory
>>> Could not initialize KVM, will disable KVM support
>>> qemu: could not open disk image /srv/cloud/one/var//8/images/disk.0: No
>>> such file or directory
>>>
>>>
>>> Is it possible to have a fall back to qemu if the VT-x instruction set is
>>> absent ?
>>> It looks like qemu is trying ...
>>>
>>>
>>> On 04/15/2011 01:01 PM, Javier Fontan wrote:
>>>> Probably the problem is the support for virtualization. To be sure you
>>>> can check in the node /var/log/libvirt/qemu/one-<vmid>.log.
>>>>
>>>> On Tue, Apr 12, 2011 at 3:31 PM, Mike Putter<mp at wirelesswebsolutions.nl>
>>>>   wrote:
>>>>> Hi,
>>>>>
>>>>> I followed the example of creating a ttylinux VM.
>>>>>
>>>>> The VM starts, boots and eventually fails.
>>>>>
>>>>> The error log reads:
>>>>>
>>>>> Tue Apr 12 15:02:23 2011 [DiM][I]: New VM state is ACTIVE.
>>>>> Tue Apr 12 15:02:23 2011 [LCM][I]: New VM state is PROLOG.
>>>>> Tue Apr 12 15:02:23 2011 [VM][I]: Virtual Machine has no context
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh:
>>>>> voyager:/srv/cloud/one/one-templates/ttylinux.img
>>>>> wws-vmhost01:/srv/cloud/one/var//1/ima
>>>>> ges/disk.0
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: DST:
>>>>> /srv/cloud/one/var//1/images/disk.0
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: Creating directory
>>>>> /srv/cloud/one/var//1/images
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: Executed "mkdir -p
>>>>> /srv/cloud/one/var//1/images".
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: Executed "chmod a+w
>>>>> /srv/cloud/one/var//1/images".
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: Cloning
>>>>> /srv/cloud/one/one-templates/ttylinux.img
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: Executed "cp -r
>>>>> /srv/cloud/one/one-templates/ttylinux.img /srv/cloud/one/var//1/images/d
>>>>> isk.0".
>>>>> Tue Apr 12 15:02:24 2011 [TM][I]: tm_clone.sh: Executed "chmod a+rw
>>>>> /srv/cloud/one/var//1/images/disk.0".
>>>>> Tue Apr 12 15:02:26 2011 [LCM][I]: New VM state is BOOT
>>>>> Tue Apr 12 15:02:26 2011 [VMM][I]: Generating deployment file:
>>>>> /srv/cloud/one/var/1/deployment.0
>>>>> Tue Apr 12 15:02:58 2011 [VMM][I]: Command execution fail: 'if [ -x
>>>>> "/var/tmp/one/vmm/kvm/deploy" ]; then /var/tmp/one/vmm/kvm/deploy /
>>>>> srv/cloud/one/var//1/images/deployment.0; else
>>>>>   exit 42; fi'
>>>>> Tue Apr 12 15:02:58 2011 [VMM][I]: STDERR follows.
>>>>> Tue Apr 12 15:02:58 2011 [VMM][I]: error: Failed to create domain from
>>>>> /srv/cloud/one/var//1/images/deployment.0
>>>>> Tue Apr 12 15:02:58 2011 [VMM][I]: error: monitor socket did not show
>>>>> up.:
>>>>> Connection refused
>>>>> Tue Apr 12 15:02:58 2011 [VMM][I]: ExitCode: 255
>>>>> Tue Apr 12 15:02:58 2011 [VMM][E]: Error deploying virtual machine:
>>>>> error:
>>>>> Failed to create domain from /srv/cloud/one/var//1/images/de
>>>>> ployment.0
>>>>> Tue Apr 12 15:02:58 2011 [DiM][I]: New VM state is FAILED
>>>>> Tue Apr 12 15:02:58 2011 [TM][W]: Ignored: LOG - 1 tm_delete.sh:
>>>>> Deleting
>>>>> /srv/cloud/one/var//1/images
>>>>>
>>>>> Tue Apr 12 15:02:58 2011 [TM][W]: Ignored: LOG - 1 tm_delete.sh:
>>>>> Executed
>>>>> "rm -rf /srv/cloud/one/var//1/images".
>>>>>
>>>>> Tue Apr 12 15:02:58 2011 [TM][W]: Ignored: TRANSFER SUCCESS 1 -
>>>>>
>>>>> Tue Apr 12 15:16:36 2011 [DiM][I]: New VM state is DONE.
>>>>>
>>>>>
>>>>>
>>>>> I restarted the host machine before deployment of the VM, so VM services
>>>>> should be initiated.
>>>>>
>>>>> BTW: I found out that the host CPU has no support for the virtualization
>>>>> instruction set required by KVM. Can it be the cause of the above
>>>>> failure ?
>>>>> Or should KVM revert automatically to another state to continue
>>>>> deployment ?
>>>>>
>>>>> I'm glad to provide more output from logs if necessary.
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at lists.opennebula.org
>>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>>
>>>>
>
>

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