openstack team mailing list archive

[Leander Bessa <leanderbb@xxxxxxxxx>]

Thanks for the information, but apparently it was the switch which didn't
allowed the creation of the VLAN's. Everything works fine now.

Regards,

Leander

On Wed, Jan 11, 2012 at 8:01 AM, Gary Kotton <GaryK@xxxxxxxxxxx> wrote:

> Hi,****
>
> I too have encountered the problem in the past. Maybe the attached mail
> may help.****
>
> Thanks****
>
> Gary****
>
> ** **
>
> *From:* openstack-bounces+garyk=radware.com@xxxxxxxxxxxxxxxxxxx [mailto:
> openstack-bounces+garyk=radware.com@xxxxxxxxxxxxxxxxxxx] *On Behalf Of *Leander
> Bessa
> *Sent:* Tuesday, January 10, 2012 6:22 PM
> *To:* Brebner, Gavin
> *Cc:* openstack@xxxxxxxxxxxxxxxxxxx
> *Subject:* Re: [Openstack] Can't pimg****
>
> ** **
>
> I have already given permissions to ping and ssh.****
>
> ** **
>
> output from euca-describe-group:****
>
> GROUP          myproject        default default****
>
> PERMISSION            myproject        default ALLOWS       tcp       22
> 22        FROM CIDR  0.0.0.0/0****
>
> PERMISSION            myproject        default ALLOWS       icmp    -1
> -1         FROM CIDR  0.0.0.0/0****
>
> ** **
>
> On Tue, Jan 10, 2012 at 4:17 PM, Brebner, Gavin <gavin.brebner@xxxxxx>
> wrote:****
>
>  ****
>
> In my experience this usually this means you have forgotten to set up a
> security group – you need to run euca-authorize / nova secgroup commands.
> By default****
>
> there is no network access.****
>
>  ****
>
>                 Gavin****
>
>  ****
>
> *From:* openstack-bounces+gavin.brebner=hp.com@xxxxxxxxxxxxxxxxxxx[mailto:
> openstack-bounces+gavin.brebner=hp.com@xxxxxxxxxxxxxxxxxxx] *On Behalf Of
> *Leander Bessa
> *Sent:* Tuesday, January 10, 2012 5:08 PM
> *To:* openstack@xxxxxxxxxxxxxxxxxxx
> *Subject:* [Openstack] Can't pimg****
>
>  ****
>
> Hello,
>
> I'm having trouble accessing the instances that are being launched. I have
> two nodes a controller and a compute. They are both running Ubuntu 11.10
> (64bits) and using KVM as hypervisor. When i launch an instance, i can see
> the instances is launched with the command euca-describe-instances, however
> i can neither ping or ssh into it through the controller node.  I've
> checked the nova-network and nova-manage logs and didn't find anything out
> of the ordinary. I've also check the libvirt logs in the compute node and
> can't seem to find anything wrong with it.****
>
>  ****
>
> Previously i had a single node with qemu and everything worked fine. Now
> that i switched to a multi-node environment with KVM things stopped
> working. The controller has the ip 192.168.82.24 and the compute
> 192.168.111.220. Floating range for public IPs is 192.168.111.236-240.****
>
>  ****
>
> Any ideas?****
>
>  ****
>
> The controller the following nova.conf file:****
>
> --daemonize=1****
>
> --dhcpbridge_flagfile=/etc/nova/nova.conf****
>
> --dhcpbridge=/usr/bin/nova-dhcpbridge****
>
> --logdir=/var/log/nova****
>
> --state_path=/var/lib/nova****
>
> --verbose****
>
> --libvirt_type=kvm****
>
> --sql_connection=mysql://root:nova@192.168.82.24/nova****
>
> --s3_host=192.168.82.24****
>
> --rabbit_host=192.168.82.24****
>
> --ec2_host=192.168.82.24****
>
> --ec2_dmz_host=192.168.82.24****
>
> --ec2_url=http://192.168.82.24:8773/services/Cloud****
>
> --fixed_range=10.1.1.0/24****
>
> --network_size=64****
>
> --num_networks=1****
>
> --FAKE_subdomain=ec2****
>
> --public_interface=eth0****
>
> --state_path=/var/lib/nova****
>
> --lock_path=/var/lock/nova****
>
> --glance_host=192.168.82.24****
>
> --image_service=nova.image.glance.GlanceImageService****
>
> --glance_api_servers=192.168.82.24:9292****
>
> --vlan_start=100****
>
> --vlan_interface=eth1****
>
> --iscsi_ip_prefix=192.168.****
>
>  ****
>
>  ****
>
> The controller has this config file.****
>
> --daemonize=1****
>
> --dhcpbridge_flagfile=/etc/nova/nova.conf****
>
> --dhcpbridge=/usr/bin/nova-dhcpbridge****
>
> --logdir=/var/log/nova****
>
> --state_path=/var/lib/nova****
>
> --verbose****
>
> --libvirt_type=kvm****
>
> --sql_connection=mysql://root:nova@192.168.82.24/nova****
>
> --s3_host=192.168.82.24****
>
> --rabbit_host=192.168.82.24****
>
> --ec2_host=192.168.82.24****
>
> --ec2_dmz_host=192.168.82.24****
>
> --ec2_url=http://192.168.82.24:8773/services/Cloud****
>
> --fixed_range=10.1.1.0/24****
>
> --network_size=64****
>
> --num_networks=1****
>
> --FAKE_subdomain=ec2****
>
> --public_interface=eth0****
>
> --state_path=/var/lib/nova****
>
> --lock_path=/var/lock/nova****
>
> --glance_host=192.168.82.24****
>
> --image_service=nova.image.glance.GlanceImageService****
>
> --glance_api_servers=192.168.82.24:9292****
>
> --vlan_start=100****
>
> --vlan_interface=eth1****
>
>  ****
>
> Regards,****
>
>
> Leander****
>
> ** **
>
>
> ---------- Forwarded message ----------
> From: "Vishvananda Ishaya" <vishvananda@xxxxxxxxx>
> To: "Lucio Cossio" <lucio_cossio@xxxxxxxxxxxx>
> Cc: <openstack@xxxxxxxxxxxxxxxxxxx>
> Date: Thu, 29 Dec 2011 02:25:23 +0200
> Subject: Re: [Openstack] Network problem: Instances from
> non-nova-networkcan't reach outside
> 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
>
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