Open Stack

I managed to login into a Ubuntu Instance via `SPICE Console` and there is
more network outages from within it, take a look ("apt-get update" froze
too):

--
http://i.imgur.com/IeEXIjR.png
--

Am I missing something?!


On 20 May 2014 02:47, Martinx - ジェームズ <thiagocmartinsc at gmail.com> wrote:

> Hey Stackers!
>
> I'm facing a weird network issue here, with *IceHouse* and *Neutron L3*...
> Using "Per-Project Router with Private Networks"...
>
> I am unable to connect via SSH into an Instance, from its own "Project
> Namespace Router", look:
>
> --
> root at net-controller-1:~# ip netns exec
> qrouter-c252886a-1fd0-45dd-9e3b-4233786e7960 ssh -i ~/pem
> ubuntu at 192.168.1.17 -v
> OpenSSH_6.6.1, OpenSSL 1.0.1f 6 Jan 2014
> debug1: Reading configuration data /etc/ssh/ssh_config
> debug1: /etc/ssh/ssh_config line 19: Applying options for *
> debug1: Connecting to 192.168.1.17 [192.168.1.17] port 22.
> debug1: Connection established.
> debug1: permanently_set_uid: 0/0
> debug1: identity file /root/pem type -1
> debug1: identity file /root/pem-cert type -1
> debug1: Enabling compatibility mode for protocol 2.0
> debug1: Local version string SSH-2.0-OpenSSH_6.6.1p1 Ubuntu-2ubuntu2
> debug1: Remote protocol version 2.0, remote software version OpenSSH_6.6p1
> Ubuntu-2ubuntu1
> debug1: match: OpenSSH_6.6p1 Ubuntu-2ubuntu1 pat OpenSSH_6.5*,OpenSSH_6.6*
> compat 0x14000000
> debug1: SSH2_MSG_KEXINIT sent
> ...
> ...
> ...ssh stucked!!!
> ...
> --
>
> The SSH connection froze at "debug1: SSH2_MSG_KEXINIT sent" and it never
> establishes...
>
> From its attached `Floating IP`, the symptom is the same, I can't connect
> via SSH into a Instance, I tried it with 12.04 and 14.04, same result for
> both...
>
> The Instance looks good from SPICE Consoles (but I need to login with
> "ubuntu user" via network first, using ssh key).
>
> -
>
> I'm running tcpdump on both "qr-$INT" and at the Compute Node DATA
> NETWORK, to see the GREv0 traffic too, here it is:
>
> --
> root at net-controller-1:~# ip netns exec
> qrouter-c252886a-1fd0-45dd-9e3b-4233786e7960 tcpdump -v -ni qr-eeb0d2f3-42
>
> http://paste.openstack.org/show/80969/
>
> NOTE: From the line ~16 to 32, SSH was already frozen...
> --
>
> root at compute-node-1:~# tcpdump -ni eth1 | grep -v IP6
>
> http://paste.openstack.org/show/80970/
> --
>
> What can I do to deep investigate this?!
>
> I double checked everything, including OVS bridges, sysctl.conf, `ethtool
> --offload ethX gro off` and etc... Don't know what's is wrong...
>
> I think that this is the last problem I'm facing with IceHouse, I would
> like to put it into prod but, I am unable to do it right now...   :-/
>
> Tks in advance!
>
> Best,
> Thiago
>
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