[Openstack] VMs won't ping

Joshua Skains Joshua.Skains at evault.com
Fri Aug 30 16:03:50 UTC 2013

That did it…. Holy heck. There are some bugs in the docs I was using.


From: RANJIT <ranjit.sastra at gmail.com<mailto:ranjit.sastra at gmail.com>>
Date: Friday, August 30, 2013 8:48 AM
To: Joshua Skains <joshua.skains at evault.com<mailto:joshua.skains at evault.com>>
Cc: Mark Lehrer <mark at knm.org<mailto:mark at knm.org>>, "Gangur, Hrushikesh (HP Converged Cloud - R&D - Sunnyvale)" <hrushikesh.gangur at hp.com<mailto:hrushikesh.gangur at hp.com>>, "openstack at lists.openstack.org<mailto:openstack at lists.openstack.org>" <openstack at lists.openstack.org<mailto:openstack at lists.openstack.org>>
Subject: Re: [Openstack] VMs won't ping


Some time back, i got the same error in my setup.
See this link for discussion:


Thanks & Regards
 Ranjit Ranjan

On Fri, Aug 30, 2013 at 4:07 AM, Joshua Skains <Joshua.Skains at evault.com<mailto:Joshua.Skains at evault.com>> wrote:
I can get a VM up. It seems to talk to the MetaData server. But I can not
ping the VM, even after adding a floating IP.

I don't see any errors until I look at l3agent logs.

2013-08-29 16:34:21    ERROR [quantum.agent.l3_agent] Failed synchronizing
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/quantum/agent/l3_agent.py", line
638, in _sync_routers_task
    self._process_routers(routers, all_routers=True)
  File "/usr/lib/python2.7/dist-packages/quantum/agent/l3_agent.py", line
621, in _process_routers
  File "/usr/lib/python2.7/dist-packages/quantum/agent/l3_agent.py", line
319, in process_router
    self.external_gateway_added(ri, ex_gw_port, internal_cidrs)
  File "/usr/lib/python2.7/dist-packages/quantum/agent/l3_agent.py", line
410, in external_gateway_added
"/usr/lib/python2.7/dist-packages/quantum/agent/linux/interface.py", line
181, in plug
  File "/usr/lib/python2.7/dist-packages/quantum/agent/linux/ip_lib.py",
line 180, in set_address
    self._as_root('set', self.name<http://self.name>, 'address', mac_address)
  File "/usr/lib/python2.7/dist-packages/quantum/agent/linux/ip_lib.py",
line 167, in _as_root
    kwargs.get('use_root_namespace', False))
  File "/usr/lib/python2.7/dist-packages/quantum/agent/linux/ip_lib.py",
line 47, in _as_root
  File "/usr/lib/python2.7/dist-packages/quantum/agent/linux/ip_lib.py",
line 58, in _execute
  File "/usr/lib/python2.7/dist-packages/quantum/agent/linux/utils.py",
line 61, in execute
    raise RuntimeError(m)
Command: ['sudo', 'quantum-rootwrap', '/etc/quantum/rootwrap.conf', 'ip',
'link', 'set', 'qg-ab8f0290-7b', 'address', 'fa:16:3e:93:37:c6']
Exit code: 1
Stdout: ''

It bangs this error out rather extensively every minute.

Any help is greatly appreciated.

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