I ran a 'dhcpdump' on ESSEX-2 and I can see DHCP request, but no response from ESSEX-1 DNSMASQ process...
I continue to investigate... Le jeudi 03 mai 2012 à 13:31 +0400, Anton Haldin a écrit : > can you find dhcp requests by using tcpdump for example ? > > > > sorry for "off-topic" but there may be many reasons of such issue with > dhcp. last one for me was old dhcp client(Ubuntu) and udp checksum > error. I have essex on centos and was trying ubuntu vm. > > > On Thu, May 3, 2012 at 12:48 PM, Emilien Macchi > <emilien.openst...@gmail.com> wrote: > > All seems alright but not working yet. > > > http://paste.openstack.org/show/14791/ > > > > I have executed on both servers : > > ovs-vsctl add-port br-int eth1 > > > Need I do something else ? > > How the DHCP is working in this case ? > > > > > > > Le jeudi 03 mai 2012 à 09:29 +0100, Bilel Msekni a écrit : > > > Then the problem isn't in the instance but in the > > nova-network service , please check if it is working well > > as well as give us the output log when you attempt to create > > a new instance. > > > > > > > > ____________________________________________________________ > > > > Subject: RE: [Openstack] Instance IP assignment problem > > From: emilien.openst...@gmail.com > > To: ski...@hotmail.fr > > CC: salma...@live.com; openstack@lists.launchpad.net > > Date: Thu, 3 May 2012 10:21:37 +0200 > > > > Fixed IP > > > > > > > > Le jeudi 03 mai 2012 à 09:15 +0100, Bilel Msekni a écrit : > > > > Fixed IP or Floating IP ? > > > > > > > > ____________________________________________________ > > > > > > From: emilien.openst...@gmail.com > > To: salma...@live.com > > Date: Thu, 3 May 2012 09:55:31 +0200 > > CC: openstack@lists.launchpad.net > > Subject: Re: [Openstack] Instance IP assignment > > problem > > > > Hi, > > > > > > As I told you, I have also a problem for instance IP > > assignement. > > > > > > My architecture : > > > > I use Quantum with OVS plugin on 2 servers Essex-1 & > > Essex-2. Essex-1 runs all services and Essex-2 runs > > OVS, Quantum-agent & nova-compute only. > > > > You can see more details here. > > > > My configurations files are here and in my > > documentation. > > > > > > > > Problem Description : > > > > When an instance is created in ESSEX-1, all is > > working (network). > > > > But when the VM is started on ESSEX-2, it does not > > get an IP address. (log file) > > > > I'm sure the problem comes from OVS connection with > > ESSEX-1. > > > > > > Do I need to configure something like a trunk or a > > tunnel between Essex-1 & Essex-2 ? > > > > I miss something in my configuration, if you have > > any idea... > > > > > > Regards > > > > > > Emilien > > > > > > Le mardi 01 mai 2012 à 14:35 -0500, Salman Malik a > > écrit : > > > > It may help if you can share the log of your > > launched instance as well. There is a > > possibility that we both are having the same > > issue. > > Netstack developers can give a definitive > > answer to this, but it would be interesting > > to learn what goes wrong with a launched > > instance. > > > > Salman > > > > > > > > > > ____________________________________________ > > > > > > > > Subject: RE: [Openstack] Instance IP > > assignment problem > > From: emilien.openst...@gmail.com > > To: salma...@live.com > > CC: jorge.delac...@stackops.com; > > openstack@lists.launchpad.net > > Date: Tue, 1 May 2012 21:26:26 +0200 > > > > Le mardi 01 mai 2012 à 14:22 -0500, Salman > > Malik a écrit : > > > > Regarding L3 gateway, I believe its > > not necessary to have one (as the VM > > hasn't obtained an IP right now, so > > it can't talk to anything outside > > its net), but I am not sure. > > Regarding your problem, do you see > > any DHCP responses from the DHCP > > server ? I am asking this because I > > was having a similar problem earlier > > where I was getting assigned an IP > > address no in my desired > > fixed_network and I believe that was > > cause by another interfering DHCP > > server that was replying to discover > > messages before the nova-network > > could. > > > > > > Here my nova.conf and I don't have any > > interfering DHCP server : > > > > > https://github.com/EmilienM/doc-openstack/blob/master/Configuration%20Files/Essex-1/nova.conf > > > > > > Thanks > > > > > > Salman > > > > > > > > > > ____________________________________ > > > > > > > > > > Subject: RE: [Openstack] Instance IP > > assignment problem > > From: emilien.openst...@gmail.com > > To: salma...@live.com > > CC: jorge.delac...@stackops.com; > > openstack@lists.launchpad.net > > Date: Tue, 1 May 2012 21:06:01 +0200 > > > > Hi Salman, > > > > > > I'm thinking about a networking > > issue. Where is your L3 gateway in > > this architecture ? Maybe do you > > need an ip helper tool to redirect > > DHCP broadcast ? > > > > > > What do you think about my problem > > (follow up to my last e-mail) ? > > > > > > Thanks > > > > > > Emilien > > > > Le mardi 01 mai 2012 à 14:00 -0500, > > Salman Malik a écrit : > > > > Hi, > > > > Here is the error log: > > http://pastebin.com/KrNZDrvD > > and nova.conf: > > http://pastebin.com/Fvd6dSZs > > > > Emilien, I am trying to get > > an understanding of how > > different Quantum plugins > > work with OpenStack. Ryu > > plugin is particularly > > interesting as it uses an > > OpenFlow controller to > > configure Vswitches. > > > > The problem I am faced with > > is (I think ) that I > > already have a private > > network and Quantum should > > assign IP addresses to > > instances using DHCP. But > > instances send out discover > > message on laucnh but never > > find a DHCP server (although > > there are 2 dnsmasqs > > running). > > > > Any ideas? > > > > Thanks, > > Salman > > > > > > > > > > ____________________________ > > > > > > > > > > > > Date: Tue, 1 May 2012 > > 20:43:44 +0200 > > Subject: Re: [Openstack] > > Instance IP assignment > > problem > > From: > > jorge.delac...@stackops.com > > To: > > emilien.openst...@gmail.com > > CC: > > openstack@lists.launchpad.net; > salma...@live.com > > > > Hi Emilien and Salman, > > Please, could you upload all > > the files, errors and conf > > in pastebin or something > > like that? > > I have troubles to open in > > phone :) > > Thank you > > El 01/05/2012 20:39, > > "Emilien Macchi" > > <emilien.openst...@gmail.com> > escribió: > > > > Hi, > > > > > > I have a similar > > problem when I > > create a network per > > project_id with > > Quantum. > > > > > > My VMs don't get IP > > and I can't > > understand why > > today. > > > > But when I create a > > private network for > > all projects, VMs > > get an IP and all is > > working well. > > Do you have the same > > problem ? > > > > > > Salman, I'm > > interesting about > > your nova.conf. I > > can see you are > > using Ryu ? > > Can you tell me more > > about your "use > > case" or > > architecture ? > > > > > > Thanks > > > > > > Le mardi 01 mai 2012 > > à 12:28 -0500, > > Salman Malik a > > écrit : > > > > Hi Jorge, > > > > Thanks for > > looking into > > the post. > > I have made > > changes to > > the > > nova.conf > > file so that > > I only use > > 10.0.0.x > > network (but > > the problem > > is still the > > same). For > > this > > configuration, I > assume that it will give out IPs to instances starting from 10.0.0.11. And > just to inform you, my eth1 is configured to be 10.0.0.10 (which is a VM > itself, and eth1 is configured as a host-only network with no DHCP) and this > interface is plugged in the integration bridge used by quantum plugins. > > > > Thanks, > > Salman > > > > PS: Error > > log of a > > launched > > instance is > > also > > attached. > > > > > > > > > > ____________ > > > > > > > > > > > > > > Date: Tue, 1 > > May 2012 > > 19:03:49 > > +0200 > > Subject: Re: > > [Openstack] > > Instance IP > > assignment > > problem > > From: > > > jorge.delac...@stackops.com > > To: > > salma...@live.com > > CC: > > > openstack@lists.launchpad.net > > > > Im not > > really sure > > but you are > > using range > > for your > > environment > > 10.0.3.x and > > 10.0.0.x for > > fixed. > > Can you > > attach a > > nova network > > conf? > > Regards > > El > > 01/05/2012 > > 18:56, > > "Salman > > Malik" > > <salma...@live.com> > escribió: > > > > Hi > > Guys, > > > > Can > > anyone > provide any insight to the following question: > > > https://answers.launchpad.net/nova/+question/195439 > > > > Thanks, > > Salman > > > > > > > _______________________________________________ > > Mailing > list: https://launchpad.net/~openstack > > Post > > to > > > > : > > > openstack@lists.launchpad.net > > Unsubscribe > : https://launchpad.net/~openstack > > More > > help : > https://help.launchpad.net/ListHelp > > > > > > > _______________________________________________ > > Mailing list: > https://launchpad.net/~openstack > > Post to : > openstack@lists.launchpad.net > > Unsubscribe : > https://launchpad.net/~openstack > > More help : > https://help.launchpad.net/ListHelp > > > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > Mailing list: https://launchpad.net/~openstack Post > > to : openstack@lists.launchpad.net Unsubscribe : > > https://launchpad.net/~openstack More help : > > https://help.launchpad.net/ListHelp > > > > > > > > > > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > > > >
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