In some cases when everything is on one interface you need to set your main bridge to promisc mode to get it to forward properly.
Try: ip link set promisc on br100 Vish On Dec 28, 2011, at 2:39 AM, Lucio Cossio wrote: > Hello Guys, I'm testing a dual node installation of OpenStack Nova with > Glance, and i really hope someone can help me with my current problem. > > My setup is like that: > - First Node : All nova components plus Glance > - Second Node : nova-compute > > I'm using diablo version that was installed from the ubuntu repository, > which i suppose is the nova 2011.3+git20111117-0ubuntu1 oneiric version. > > For what a read, the second node only needs nova-compute ,but sometimes i see > others saying about using nova-network together. I'm using machines that have > just one network interface, so they are in the same network with other > non-OpenStack computers (this network uses dhcp). > At the network configuration i'm using flatDHCP. The nova.conf file can be > see here (the ip is not exactly what im using, is just a template): > http://paste.openstack.org/show/3978/ > > So, i'm able to install and run virtual machines in both nodes. My problem > is, for any instance that is running on the second node, i can't connect with > the outside world (i can ssh and ping it from the first node, but not from an > outside computer). Into the first node all goes fine. > > If i restart nova-network (not exactly one time, sometimes more) at some > point nova-network goes down, and then i'm able to ping the instances. Is > like the configuration is good but the service break. The error that appears > on logs is Stderr: 'RTNETLINK answers: File exists\n' - > http://pastebin.com/qYhhYS6h > > Currently i'm trying the same configuration in another 2 computers, using the > diablo-final version of the rcb repository, as the openstack forum suggest. > The errors is different. From what i remember (i'm not the only working with > that) i was not even able to ping instances from outside after restarting the > nova-network. > Then we tried to use nova-network with the second node too. After some time, > new instances running on the second node start gracefully, and i can ping > them from outside, however i can't run instances on the first node anymore. > There's no log errors at nova or qemu folder, i can vnc to the instance but > it appears stopped (cant do nothing). > > I appreciate any help > > _______________________________________________ > 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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