Re: [Openstack] DHCP and kernel > 3.2

2012-09-09 Thread Alessandro Tagliapietra
2012/9/5 andi abes > I've heard of folks having issues with UDP checksum not being > generated correctly, and having success by running the command below > on the nova compute nodes. > > iptables -A POSTROUTING -t mangle -p udp --dport 68 -j CHECKSUM > --checksum-fill > Yeah, I've seen the check

Re: [Openstack] DHCP and kernel > 3.2

2012-09-05 Thread andi abes
I've heard of folks having issues with UDP checksum not being generated correctly, and having success by running the command below on the nova compute nodes. iptables -A POSTROUTING -t mangle -p udp --dport 68 -j CHECKSUM --checksum-fill I'm not sure if this affects the versions you're working w

Re: [Openstack] DHCP and kernel > 3.2

2012-09-05 Thread Anton Haldin
I have the same issue ( kernel 3.5 , guest vm cannot get response from dnsmasq ) On Fri, Aug 10, 2012 at 7:08 AM, Lorin Hochstein wrote: > > On Aug 9, 2012, at 3:22 AM, Alessandro Tagliapietra < > tagliapietra.alessan...@gmail.com> wrote: > > > Hello guys, > > > > i've just installed kernel 3.4

Re: [Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Lorin Hochstein
On Aug 9, 2012, at 3:22 AM, Alessandro Tagliapietra 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

Re: [Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Adam Gandelman
On 08/09/2012 12:13 AM, Alessandro Tagliapietra 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

Re: [Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Adam Gandelman
On 08/09/2012 12:13 AM, Alessandro Tagliapietra 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

Re: [Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Alessandro Tagliapietra
Il giorno 09/ago/2012, alle ore 10:44, Alessandro Tagliapietra ha scritto: > > Il giorno 09/ago/2012, alle ore 10:19, Kiall Mac Innes > 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 Open

Re: [Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Alessandro Tagliapietra
Il giorno 09/ago/2012, alle ore 10:19, Kiall Mac Innes 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 proba

Re: [Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Kiall Mac Innes
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... Ubuntu also have some 3.5 packages for Precise,

[Openstack] DHCP and kernel > 3.2

2012-08-09 Thread Alessandro Tagliapietra
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 every