[one-users] Can't access to VM through ssh
Andrea Turli
andrea.turli at eng.it
Wed Jun 30 07:43:13 PDT 2010
Hi,
On 06/30/2010 04:37 PM, Carlos Martín Sánchez wrote:
> Hi again,
>
> Let's check the basics, just in case:
> a) The ttylinux machine you are using is the one downloaded from our
> site, so it is correctly contextualized.
I think so, I'm following the guide here
http://www.opennebula.org/documentation:rel1.4:vmg
> b) And you are trying to access the VM 192.168.0.6 from a machine in
> the same 192.168.0.X network, right?
Opss ... shall I? I mean, I'm trying to access to the machine from the
opennebula cluster node which has a public IP. Is it correct?
>
> You may want to try adding another NIC attribute to the template,
> attached to your public network. This way you could access the VM from
> anywhere, not just the private network.
Thank you again.
>
> Carlos Martín, Cloud Technology Engineer/Researcher
> DSA Research Group: web http://dsa-research.org and blog
> http://blog.dsa-research.org
> OpenNebula Open Source Toolkit for Cloud Computing:
> http://www.OpenNebula.org
>
>
> El 30 de junio de 2010 16:18, Andrea Turli <andrea.turli at eng.it
> <mailto:andrea.turli at eng.it>> escribió:
>
> Hi Carlos,
>
>
> On 06/30/2010 04:07 PM, Carlos Martín Sánchez wrote:
>> Hi Andrea,
>>
>> Did you manage to access the VM through ssh? or are you using VNC?
> Not yet, I can access through virt-manager or virsh to the VM but
> not through ssh, cause network doesn't work.
>
>>
>> If you can't ping anything from the VM, maybe you could try
>> adding other VMs to that private network and check if they see
>> each other.
>> Or just configure the VM template to attach a network interface
>> to the public network.
>>
> Any ideas?
>
>
>
>> Regards,
>>
>> Carlos Martín, Cloud Technology Engineer/Researcher
>> DSA Research Group: web http://dsa-research.org and blog
>> http://blog.dsa-research.org
>> OpenNebula Open Source Toolkit for Cloud Computing:
>> http://www.OpenNebula.org
>>
>>
>> 2010/6/28 Andrea Turli <andrea.turli at eng.it
>> <mailto:andrea.turli at eng.it>>
>>
>> Hi all,
>>
>> unfortunately also running the fsck on the .img didn't solve
>> the problem. Here my situation:
>>
>> - 1 x frontend: ubuntu 10.04 - KVM - NFS
>> - 1 x cluster node: ubuntu 10.04 - KVM - NFS
>>
>> A ttylinux VM has been started correctly on the worker node.
>> From the front end:
>> # onevm list
>> ID USER NAME STAT CPU MEM
>> HOSTNAME TIME
>> 21 oneadmin ttylinux runn 0 65536 grids21.eng.it
>> <http://grids21.eng.it> 00 00:10:22
>>
>> # onevnet list
>> ID USER NAME TYPE BRIDGE #LEASES
>> 8 oneadmin public Ranged br0 0
>> 9 oneadmin private Fixed br0 1
>>
>>
>> The ttylinux VM shows this:
>> # ifconfig
>> eth0 ..... inet address 192.168.0.6 ...
>>
>> but I cannot ping anything from this VM
>>
>>
>> To help the investigation, here the bctrl show command on the
>> cluester node
>> $ brctl show
>> bridge name bridge id STP enabled interfaces
>> br0 8000.0019b9e57ae5 no eth0 vnet0
>> virbr0 8000.000000000000 yes
>>
>> Thank you again for any help,
>> Andrea
>>
>>
>> On 06/26/2010 09:50 AM, ranjith k wrote:
>>> hello,
>>> run the command "qemu-syetm_x86 ttylinux.img" from the
>>> ttylinux image directory..you can see a window and will
>>> start boot ttylinux...
>>> and asked password for recover from the disk failure after
>>> entering the password "password" you just run the command
>>> "fsck /dev/hda1" it will remove the error and properly
>>> shutdown the system by typing the command halt or shutdown
>>> ....after the correct shutdown and close the window ...and
>>> try to run the ttylinux again and verify...is it ok then
>>> again shutdown correctly and copy this ttylinux image for
>>> your cloud .....
>>>
>>> On Fri, Jun 25, 2010 at 3:51 PM, Andrea Turli
>>> <andrea.turli at eng.it <mailto:andrea.turli at eng.it>> wrote:
>>>
>>> Dear all,
>>>
>>> I'm trying to access through ssh to my instance of
>>> ttylinux VM created following this guide
>>> http://www.opennebula.org/documentation:rel1.4:vmg
>>> The VM is running and I've this IP address (192.168.0.5)
>>> according to the "Small Network" network definition but
>>> I cannot neither ping it not access it on ssh.
>>>
>>> I've seen also this thread
>>> http://lists.opennebula.org/pipermail/users-opennebula.org/2010-June/002220.html
>>> with a similar problem, but also fsck on that VM doesn't
>>> help me to solve the situation.
>>>
>>> Could it be related to the network configuration of my
>>> kvm host?
>>>
>>> --
>>> Andrea Turli
>>> Ricercatore
>>> Direzione Ricerca e Innovazione
>>> andrea.turli at eng.it <mailto:andrea.turli at eng.it>
>>>
>>> Engineering Ingegneria Informatica spa
>>> Via Riccardo Morandi, 32 00148 Roma (RM)
>>> Tel. +39 06 8307 4710
>>> Fax +39 06 8307 4200
>>> www.eng.it <http://www.eng.it>
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opennebula.org
>>> <mailto:Users at lists.opennebula.org>
>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>
>>>
>>
>>
>> --
>> Andrea Turli
>> Ricercatore
>> Direzione Ricerca e Innovazione
>> andrea.turli at eng.it <mailto:andrea.turli at eng.it>
>>
>> Engineering Ingegneria Informatica spa
>> Via Riccardo Morandi, 32 00148 Roma (RM)
>> Tel. +39 06 8307 4710
>> Fax +39 06 8307 4200
>> www.eng.it <http://www.eng.it>
>>
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.opennebula.org <mailto:Users at lists.opennebula.org>
>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>
>>
>
>
> --
> Andrea Turli
> Ricercatore
> Direzione Ricerca e Innovazione
> andrea.turli at eng.it <mailto:andrea.turli at eng.it>
>
> Engineering Ingegneria Informatica spa
> Via Riccardo Morandi, 32 00148 Roma (RM)
> Tel. +39 06 8307 4710
> Fax +39 06 8307 4200
> www.eng.it <http://www.eng.it>
>
>
>
>
--
Andrea Turli
Ricercatore
Direzione Ricerca e Innovazione
andrea.turli at eng.it
Engineering Ingegneria Informatica spa
Via Riccardo Morandi, 32 00148 Roma (RM)
Tel. +39 06 8307 4710
Fax +39 06 8307 4200
www.eng.it
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