openstack team mailing list archive

[Alessandro Tagliapietra <tagliapietra.alessandro@xxxxxxxxx>]

Il giorno 09/ago/2012, alle ore 10:44, Alessandro Tagliapietra <tagliapietra.alessandro@xxxxxxxxx> ha scritto:

> 
> Il giorno 09/ago/2012, alle ore 10:19, Kiall Mac Innes <kiall@xxxxxxxxxxxx> ha scritto:
> 
>> That sounds like a kernel, kvm or dnsmasq issue, rather than OpenStack itself. I think Quantal is on the 3.5 kernel, and I assume OpenStack is working there..
>> 
>> Maybe give it's dnsmasq package a go first as it's probably the easiest thing to check… 
> 
> I think that dnsmasq is not the issue, as it's replying to dhcp requests with a dhcp reply. Maybe more a kernel issue with packets, because they don't reach the vm or the vm doesn't receive them.
> 
>> 
>> Ubuntu also have some 3.5 packages for Precise, although they are test packages.. http://packages.qa.ubuntu.com/qatracker/milestones/223/builds
>> 
> 
> Going to try with them.
> I'll reply in a few mins.
> 

Got the same issue, this is the tcpdump output:

http://pastie.org/4425169

and the vm doesn't get the ip and give up due timeout.

Best

Alessandro

> Best
> 
> Alessandro
> 
>> Thanks,
>> Kiall
>> 
>> On Aug 9, 2012 8:14 AM, "Alessandro Tagliapietra" <tagliapietra.alessandro@xxxxxxxxx> wrote:
>> Hello guys,
>> 
>> i've just installed kernel 3.4 from Ubuntu kernel PPA archive and after this upgrade VM aren't able to get the DHCP address but with tcpdump i see the request and offer on the network.
>> Someone else experienced this? I've tried also with 3.3, same story. Rolling back to 3.2 and everything works fine.
>> 
>> I've tried with both flatdhcp and vlan mode.
>> 
>> Best
>> 
>> Alessandro
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>