[one-users] [Docs] Problem with OpenVSwitch and some questions about Ceph
Jaime Melis
jmelis at opennebula.org
Wed Apr 10 03:37:30 PDT 2013
Hi Jon
sorry for the delay in the answer.
You can always contibute to the community wiki: http://wiki.opennebula.org/
thanks!
cheers,
Jaime
On Sun, Mar 31, 2013 at 10:11 PM, Jon <three18ti at gmail.com> wrote:
> Hello Jamie,
>
> Thanks for the clarification, I didn't realize that install_novnc.sh being
> in two different locations was a bug.
>
> I hadn't installed OpenNebula on anything other than a Debian / Ubuntu
> system, so this makes sense.
>
> is there any userspace documentation we can contribute to? Even if not
> the documentation itself, perhaps a wiki? I didn't see one but that
> doesn't mean there isn't one.
>
> Thanks,
> Jon A
>
>
> On Thu, Mar 28, 2013 at 2:56 PM, Jaime Melis <jmelis at opennebula.org>wrote:
>
>> 3) Documentation
>>
>> The fact that install_novnc.sh is being installed to two separate
>> locations is a bug that has already been fixed.
>>
>> With regard to the "/usr/share/opennebula" issue, I'm afraid that's
>> because of the Debian/Ubuntu packaging policy. For other distros (CentOS
>> and openSUSE for example) the path is the one that appears in the
>> documentation.
>>
>> To makes things easier for users I think this should be reflected in the
>> README.debian file, and in the platform notes in the documentation. So
>> thanks a lot for pointing this out.
>>
>> I created this feature to follow this problem:
>> http://dev.opennebula.org/issues/1844
>>
>> cheers,
>> Jaime
>>
>> On Thu, Mar 28, 2013 at 1:06 PM, Jon <three18ti at gmail.com> wrote:
>>
>>> Hello All,
>>>
>>> I've just installed OpenNebula 3.9.80 and I have to say this is
>>> amazing. Everything works so smoothly.
>>>
>>> Anyway, down to business.
>>>
>>> OpenVSwitch:
>>>
>>> I've installed and configured OpenVSwitch and am able to manually add
>>> the OVS config using libvirt, then launch a VM,
>>>
>>> >> <interface type='bridge'>
>>> >> <source bridge='ovsbr0'/>
>>> >> <virtualport type='openvswitch'>
>>> >> </virtualport>
>>> >> <model type='virtio'/>
>>> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x05'
>>> function='0x0'/>
>>> >> </interface>
>>>
>>> Which creates the device in ovs:
>>>
>>> >> system at ovsbr0:
>>> >> lookups: hit:1346333 missed:46007 lost:0
>>> >> flows: 8
>>> >> port 0: ovsbr0 (internal)
>>> >> port 1: eth0
>>> >> port 2: br0 (internal)
>>> >> port 7: vnet0
>>>
>>>
>>> However, when I attempt to create a virtual network without assigning
>>> an IP and instantiate the template I get the error:
>>>
>>> >> [TemplateInstantiate] Error allocating a new virtual machine. Cannot
>>> get IP/MAC lease from virtual network 0.
>>>
>>> The template of the virtual network is:
>>>
>>> >> oneadmin at loki:~$ onevnet show testnet1
>>> >> VIRTUAL NETWORK 0 INFORMATION
>>> >> ID : 0
>>> >> NAME : testnet1
>>> >> USER : oneadmin
>>> >> GROUP : oneadmin
>>> >> CLUSTER : -
>>> >> TYPE : FIXED
>>> >> BRIDGE : ovsbr0
>>> >> VLAN : No
>>> >> USED LEASES : 0
>>> >>
>>> >> PERMISSIONS
>>> >> OWNER : um-
>>> >> GROUP : ---
>>> >> OTHER : ---
>>> >>
>>> >> VIRTUAL NETWORK TEMPLATE
>>> >>
>>> >>
>>> >> VIRTUAL MACHINES
>>> >>
>>>
>>> If I add an IP to the vnet, I get the following template and error
>>> logs (full vm log attached, I think I've identified the relevant
>>> line):
>>>
>>> >> Thu Mar 28 10:34:05 2013 [VMM][E]: post: Command "sudo
>>> /usr/bin/ovs-ofctl add-flow ovsbr0
>>> in_port=,dl_src=02:00:44:47:83:43,priority=40000,actions=normal" failed.
>>>
>>> >> oneadmin at loki:~$ onevnet show testnet1
>>> >> VIRTUAL NETWORK 0 INFORMATION
>>> >> ID : 0
>>> >> NAME : testnet1
>>> >> USER : oneadmin
>>> >> GROUP : oneadmin
>>> >> CLUSTER : -
>>> >> TYPE : FIXED
>>> >> BRIDGE : ovsbr0
>>> >> VLAN : No
>>> >> USED LEASES : 1
>>> >>
>>> >> PERMISSIONS
>>> >> OWNER : um-
>>> >> GROUP : ---
>>> >> OTHER : ---
>>> >>
>>> >> VIRTUAL NETWORK TEMPLATE
>>> >>
>>> >>
>>> >> USED LEASES
>>> >> LEASE=[ MAC="02:00:44:47:83:43", IP="192.168.0.2",
>>> IP6_LINK="fe80::400:44ff:fe47:8343", USED="1", VID="7" ]
>>> >>
>>> >> VIRTUAL MACHINES
>>> >>
>>> >> ID USER GROUP NAME STAT UCPU UMEM HOST
>>> TIME
>>> >> 7 oneadmin oneadmin template-4-7 fail 0 0K
>>> 0d 00h00
>>>
>>> >> root at loki:~# cat /var/log/openvswitch/ovs-vswitchd.log
>>> >> Mar 28 10:34:04|00081|bridge|INFO|created port vnet1 on bridge ovsbr0
>>> >> Mar 28 10:34:07|00082|netdev_linux|WARN|ethtool command ETHTOOL_GSET
>>> on network device vnet1 failed: No such device
>>> >> Mar 28 10:34:07|00083|netdev_linux|INFO|ioctl(SIOCGIFHWADDR) on
>>> vnet1 device failed: No such device
>>> >> Mar 28 10:34:07|00084|netdev|WARN|failed to get flags for network
>>> device vnet1: No such device
>>> >> Mar 28 10:34:07|00085|netdev|WARN|failed to retrieve MTU for network
>>> device vnet1: No such device
>>> >> Mar 28 10:34:07|00086|netdev|WARN|failed to get flags for network
>>> device vnet1: No such device
>>> >> Mar 28 10:34:07|00087|bridge|INFO|destroyed port vnet1 on bridge
>>> ovsbr0
>>>
>>> I attempted to run the command but I never set a password for the
>>> oneadmin user, but I don't think it's a permissions / sudo access
>>> problem.
>>>
>>> Not really sure where to look next. Any ideas are appreciated.
>>>
>>> CEPH:
>>>
>>> I'm trying to use a Ceph datastore with a RBD instead of a cephFS
>>> (it's an option).
>>> When I try to create a Ceph datastore with a RBD type, I get a state
>>> of "Error",
>>> but I'm not sure where to look for relevant logs, oned.log didn't seem
>>> to have anything,
>>> or maybe I'm just grepping for the wrong string.
>>>
>>> As a work around, I have been creating the directory, creating the rbd
>>> then manually mounting it,
>>> this seems to work in my test environment, but doesn't seem very
>>> scalable, how are others using CEPH?
>>>
>>> Documentation:
>>>
>>> I've noticed some errors in the documentation, namely the location of
>>> the install scripts,
>>>
>>> The docs state they are in:
>>> >> /usr/share/one/install_gems
>>> >> /usr/share/one/sunstone/install_novnc.sh
>>>
>>> However, I found them in:
>>> >> /usr/share/opennebula/install_gems
>>> >> /usr/share/opennebula/install_novnc.sh
>>> >> /usr/share/opennebula/sunstone/install_novnc.sh
>>>
>>> Is there some repository of the documentation somewhere that we can
>>> contribute to?
>>> It's a small thing, but when I'm going through the instructions, I
>>> like to copy / paste;
>>> I figured it out, but I know if it caused me problems, it might cause
>>> others problems too.
>>>
>>> Thanks again, I can't wait for the final release of OpenNebula!
>>>
>>> Best Regards,
>>> Jon A
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opennebula.org
>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>
>>>
>>
>>
>> --
>> Jaime Melis
>> Project Engineer
>> OpenNebula - The Open Source Toolkit for Cloud Computing
>> www.OpenNebula.org | jmelis at opennebula.org
>>
>
>
--
Jaime Melis
Project Engineer
OpenNebula - The Open Source Toolkit for Cloud Computing
www.OpenNebula.org | jmelis at opennebula.org
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