[one-users] Cannot connect to VM

Christophe Hamerling - Petals Link christophe.hamerling at petalslink.com
Thu Dec 16 01:24:55 PST 2010


Hi all,

So you are right, something looks wrong in the ttylinux image. I am able to
connect to the VM with VNC and it seems to have some problems with LILO :

"
Booting from Hard Disk...

LILO - Keytable read/checksum error
"

and nothing more... :(

Attached is the screenshot of VNC viewer window.

On Wed, Dec 15, 2010 at 7:07 PM, Jaime Melis <j.melis at fdi.ucm.es> wrote:

> No, launch the vncviewer from your desktop PC, connecting to your
> worker node (which is running the VM):
>
> vncviewer 192.168.2.61::5900
>
> Regards,
> Jaime
>
>
> On Wed, Dec 15, 2010 at 6:54 PM, Christophe Hamerling - Petals Link
> <chamerling.ebmws at gmail.com> wrote:
> > Ok i Will try this. I need to launch vnc viewer from node?
> >
> > Le 15 déc. 2010 à 18:06, Jaime Melis <j.melis at fdi.ucm.es> a écrit :
> >
> >> Hi Christophe,
> >>
> >> I've been reading the thread but I think your configuration looks
> >> correct. Can you give it a shot at using VNC to see if the VM is
> >> booting up correctly? Maybe there's a problem with the VM...
> >>
> >> Add the following to your ONE template:
> >>
> >> GRAPHICS = [
> >>  TYPE    = "vnc",
> >>  LISTEN  = "0.0.0.0",
> >>  PORT    = "5900"]
> >>
> >> Start the VM and connect to it via a VNC client (for instance
> >> vncviewer). Inspect the VM to see if there's a problem with it.
> >>
> >> Regards,
> >> Jaime
> >>
> >>
> >>
> >>
> >> On Wed, Dec 15, 2010 at 4:47 PM, Christophe Hamerling - Petals Link
> >> <christophe.hamerling at petalslink.com> wrote:
> >>> I am wondering if the problem does not also comes from the virtual
> network
> >>> configuration.
> >>> Here is my configuration :
> >>> I am at home, my LAN address is 192.168.2.0/255.255.255.0 . GW is
> >>> 192.168.2.1
> >>> My front address is 192.168.2.60 and the node one is 192.168.2.61
> >>> I tried to setup a bridge on the node, it seems to work (refer to my
> >>> previous mails).
> >>> I try to create a VM and to reach it at 192.168.2.71 but I am wondering
> now
> >>> if it is possible to access a VM network from my laptop for exemple?
> How can
> >>> I say to opennebula that I want to 'publish' VMs on my LAN? Is PUBLIC =
> YES
> >>> is enough in the network configuration file? Do I need to put the front
> as a
> >>> gateway somewhere, or another host?
> >>> Thanks a lot
> >>> Christophe
> >>>
> >>> On Wed, Dec 15, 2010 at 3:59 PM, Christophe Hamerling - Petals Link
> >>> <christophe.hamerling at petalslink.com> wrote:
> >>>>
> >>>> Is there a link between the MAC address defined in the VM and with the
> >>>> ones listed with ifconfig on the node? I do not have any.
> >>>>
> >>>> On Wed, Dec 15, 2010 at 3:46 PM, Christophe Hamerling - Petals Link
> >>>> <christophe.hamerling at petalslink.com> wrote:
> >>>>>
> >>>>> Is there a web page where the network configuration on front and
> nodes is
> >>>>> described? The only thing that I can find is
> >>>>> at
> http://marianmi.comp.nus.edu.sg/2010/08/opennebula-installation-and-configuration-guide.php
> >>>>> I really think that it is a network configuration problem. Here is
> what I
> >>>>> did :
> >>>>> Front : eth0 = 192.168.2.60
> >>>>> On the Node : br0 = 192.168.2.61
> >>>>> The gateway defined to 192.168.2.60, not sure about that. Using my
> >>>>> internet box as gateway does not work too.
> >>>>> I defined a LEASES address out of my DHCP range.
> >>>>> When the VM is starting, I can see on the node a new network
> interface
> >>>>> named vnet0 with the same mac address of my bridge. Is it ok?
> >>>>> Before the VM start, the br0 mac address is the same as eth0... Is
> this a
> >>>>> normal behaviour?
> >>>>> Here is my ifconfig log
> >>>>> br0       Link encap:Ethernet  HWaddr 00:ff:da:72:02:21
> >>>>>           inet adr:192.168.2.61  Bcast:192.168.2.255
> >>>>>  Masque:255.255.255.0
> >>>>>           adr inet6: fe80::a00:27ff:fed7:f0fd/64 Scope:Lien
> >>>>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> >>>>>           RX packets:787 errors:0 dropped:0 overruns:0 frame:0
> >>>>>           TX packets:500 errors:0 dropped:0 overruns:0 carrier:0
> >>>>>           collisions:0 lg file transmission:0
> >>>>>           RX bytes:126978 (124.0 KiB)  TX bytes:81984 (80.0 KiB)
> >>>>> eth0      Link encap:Ethernet  HWaddr 08:00:27:d7:f0:fd
> >>>>>           adr inet6: fe80::a00:27ff:fed7:f0fd/64 Scope:Lien
> >>>>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> >>>>>           RX packets:1268 errors:0 dropped:0 overruns:0 frame:0
> >>>>>           TX packets:506 errors:0 dropped:0 overruns:0 carrier:0
> >>>>>           collisions:0 lg file transmission:1000
> >>>>>           RX bytes:188739 (184.3 KiB)  TX bytes:82452 (80.5 KiB)
> >>>>> lo        Link encap:Boucle locale
> >>>>>           inet adr:127.0.0.1  Masque:255.0.0.0
> >>>>>           adr inet6: ::1/128 Scope:Hôte
> >>>>>           UP LOOPBACK RUNNING  MTU:16436  Metric:1
> >>>>>           RX packets:28 errors:0 dropped:0 overruns:0 frame:0
> >>>>>           TX packets:28 errors:0 dropped:0 overruns:0 carrier:0
> >>>>>           collisions:0 lg file transmission:0
> >>>>>           RX bytes:2156 (2.1 KiB)  TX bytes:2156 (2.1 KiB)
> >>>>> vnet0     Link encap:Ethernet  HWaddr 00:ff:da:72:02:21
> >>>>>           adr inet6: fe80::2ff:daff:fe72:221/64 Scope:Lien
> >>>>>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> >>>>>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> >>>>>           TX packets:226 errors:0 dropped:0 overruns:0 carrier:0
> >>>>>           collisions:0 lg file transmission:500
> >>>>>           RX bytes:0 (0.0 B)  TX bytes:38791 (37.8 KiB)
> >>>>>
> >>>>>
> >>>>>
> >>>>> On Wed, Dec 15, 2010 at 11:37 AM, Gian Uberto Lauri <saint at eng.it>
> wrote:
> >>>>>>>>>>>
> >>>>>>>>>>> "CH" == Christophe Hamerling <- Petals Link
> >>>>>>>>>>> <christophe.hamerling at petalslink.com>> writes:
> >>>>>>
> >>>>>> CH> Ok, so I will check that the generated IP is the one expected
> from
> >>>>>> CH> the leases list based on this script algorithm.  Is the VM is
> >>>>>> CH> exploded somewhere at startup? If yes, where?
> >>>>>>
> >>>>>> No, it is not.
> >>>>>>
> >>>>>> A _new_, temporary "cd image" is created on the fly and mounted at
> the
> >>>>>> first boot, AFAIK.
> >>>>>>
> >>>>>> --
> >>>>>> ing. Gian Uberto Lauri
> >>>>>> Ricercatore / Reasearcher
> >>>>>> Divisione Ricerca ed Innovazione / Research & Innovation Division
> >>>>>> GianUberto.Lauri at eng.it
> >>>>>>
> >>>>>> Engineering Ingegneria Informatica spa
> >>>>>> Corso Stati Uniti 23/C, 35127 Padova (PD)
> >>>>>>
> >>>>>> Tel. +39-049.8283.538         |
> main(){printf(&unix["\021%six\012\0"],
> >>>>>> Fax  +39-049.8283.569             |    (unix)["have"]+"fun"-0x60);}
> >>>>>> Skype: gian.uberto.lauri          |          David Korn, AT&T Bell
> Labs
> >>>>>> http://www.eng.it                         |          ioccc best One
> >>>>>> Liner, 1987
> >>>>>>
> >>>>>>
> >>>>>> _______________________________________________
> >>>>>> Users mailing list
> >>>>>> Users at lists.opennebula.org
> >>>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
> >>>>>
> >>>>>
> >>>>>
> >>>>> --
> >>>>> Christophe Hamerling
> >>>>> R&D Engineer & Project Leader
> >>>>> Petals Link - SOA open-source company
> >>>>> OW2 PEtALS SOA Suite Comitter
> >>>>> Skype : christophe.hamerling
> >>>>> Jabber : chamerling at jabber.org
> >>>>> Blog : http://chamerling.org
> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> Christophe Hamerling
> >>>> R&D Engineer & Project Leader
> >>>> Petals Link - SOA open-source company
> >>>> OW2 PEtALS SOA Suite Comitter
> >>>> Skype : christophe.hamerling
> >>>> Jabber : chamerling at jabber.org
> >>>> Blog : http://chamerling.org
> >>>
> >>>
> >>>
> >>> --
> >>> Christophe Hamerling
> >>> R&D Engineer & Project Leader
> >>> Petals Link - SOA open-source company
> >>> OW2 PEtALS SOA Suite Comitter
> >>> Skype : christophe.hamerling
> >>> Jabber : chamerling at jabber.org
> >>> Blog : http://chamerling.org
> >>>
> >>> _______________________________________________
> >>> Users mailing list
> >>> Users at lists.opennebula.org
> >>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
> >>>
> >>>
> >>
> >>
> >>
> >> --
> >> Jaime Melis, 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
> >
>
>
>
> --
> Jaime Melis, 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
>



-- 
Christophe Hamerling
R&D Engineer & Project Leader
Petals Link - SOA open-source company
OW2 PEtALS SOA Suite Comitter
Skype : christophe.hamerling
Jabber : chamerling at jabber.org
Blog : http://chamerling.org
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