[Openstack] no network error on folsom+quantum

Molnár Mihály László lacikaaa at gmail.com
Tue Apr 30 20:29:58 UTC 2013


dhcp is working now, and i can reach the dhcp's ip with ping, but the
router interface on the subnet doesnt reply to arp requests. any idea?

thanks!

Rusty


On Tue, Apr 30, 2013 at 7:15 PM, Molnár Mihály László
<lacikaaa at gmail.com> wrote:
> libvirt_use_virtio_for_bridges=false solved that now on vnet0 there
> are valid packets
>
> Rusty
>
>
> On Tue, Apr 30, 2013 at 5:57 PM, Molnár Mihály László
> <lacikaaa at gmail.com> wrote:
>> Hi all,
>>
>> I installed OpenStack folsom using this guide:
>> https://github.com/mseknibilel/OpenStack-Folsom-Install-guide/blob/stable/GRE/OpenStack_Folsom_Install_Guide_WebVersion.rst
>> It seems everything is ok, no errors in the log files, but there is no
>> network for my VMs. Even 2 VM on the same compute node cant ping each
>> other if I set ip manually on them. I have the feeling something is
>> wrong at VNET interface, as this is the first and last point where I
>> can see any activity originating from the VM. On other interfaces I
>> cant see any activity/packets.
>>
>> Outputs:
>> ifconfig: http://pastebin.com/0cKAfz8t
>> brctl show: http://pastebin.com/yjGE7ZPG
>> ovs-dpctl show: http://pastebin.com/tn6ndxSh
>> ovs-vsctl show: http://pastebin.com/hfHRSTzL
>> tcpdump from vnet0 when starting instance: http://pastebin.com/yBAMXhAk
>> tcpdump vnet0 sending out icmp echo requests: http://pastebin.com/pcmDeAMS
>>
>> I did everything like in the guide, except i use qemu and using other
>> IPs. Any idea what is wrong, what did i miss/do wrong? Google not
>> helped me in this case. I reinstalled the whole system because the
>> same problem (no network) but i thought i missed maybe something then
>> from the guide.
>>
>> Any help would be appreciated!
>>
>> Thanks!
>>
>> Rusty




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