openstack team mailing list archive

[tommy(小包) <bychyahoo@xxxxxxxxx>]

i worry about performance of quantum use subnet in one dhcp & l3 agent work
for it(more dhcp & l3 just for backup)

if quantum have any solution to performance about quantum dhcp & l3 (may be
one compute node have dhcp & l3 agent work for local VMs)


Thanks,
Tommy


2013/3/20 Martinx - ジェ�`ムズ <thiagocmartinsc@xxxxxxxxx>

> User "quantum" running `python /usr/bin/quantum-dhcp-agent'...
>
>
> On 19 March 2013 22:55, gong yong sheng <gongysh@xxxxxxxxxxxxxxxxxx>wrote:
>
>>  that depends what user is running the dhcp agent.
>>
>> On 03/20/2013 09:52 AM, Martinx - ジェ�`ムズ wrote:
>>
>> My /etc/sudoers.d/nova_sudoers contains:
>>
>>  --
>>  Defaults:nova !requiretty
>>
>>  nova ALL = (root) NOPASSWD: /usr/bin/nova-rootwrap
>>  --
>>
>>  Do I need to change it?
>>
>>  Tks!
>> Thiago
>>
>>
>> On 19 March 2013 22:46, gong yong sheng <gongysh@xxxxxxxxxxxxxxxxxx>wrote:
>>
>>>  It seems be about sudo.
>>> to create one sudo file under /etc/sudoers.d
>>> mine is: nova_sudoers:
>>> Defaults:gongysh !requiretty
>>> gongysh ALL = (ALL) NOPASSWD: ALL
>>>
>>>
>>> On 03/20/2013 09:37 AM, Martinx - ジェ�`ムズ wrote:
>>>
>>>   Hi!
>>>
>>>  I just rollback to the default namespace options, my Instance now get
>>> its IP without problem.
>>>
>>>  But, the message from my first e-mail on this thread, still persist...
>>>
>>>  I tried to enable quantum metadata proxy stuff but, nothing changes...
>>>
>>>  The following error keeps rolling at
>>> my /var/log/quantum/dhcp-agent.log:
>>>
>>>  ---
>>> ...
>>> Command: ['sudo', 'ip', 'netns', 'exec',
>>> 'qdhcp-21a39c11-03fd-4e2e-b7a0-94eee95f5f91', 'quantum-ns-metadata-proxy',
>>> '--pid_file=/var/lib/quantum/external/pids/21a39c11-03fd-4e2e-b7a0-94eee95f5f91.pid',
>>> '--network_id=21a39c11-03fd-4e2e-b7a0-94eee95f5f91',
>>> '--state_path=/var/lib/quantum', '--metadata_port=80', '--debug',
>>> '--verbose',
>>> '--log-file=quantum-ns-metadata-proxy21a39c11-03fd-4e2e-b7a0-94eee95f5f91.log',
>>> '--log-dir=/var/log/quantum']
>>>  Exit code: 1
>>> Stdout: ''
>>> Stderr: 'sudo: no tty present and no askpass program specified\nSorry,
>>> try again.\nsudo: no tty present and no askpass program specified\nSorry,
>>> try again.\nsudo: no tty present and no askpass program specified\nSorry,
>>> try again.\nsudo: 3 incorrect password attempts\n'
>>> ---
>>>
>>>   I tried everything I could... But this message persist...
>>>
>>>   The namespaces are enabled, look:
>>>
>>>   ip netns exec qdhcp-21a39c11-03fd-4e2e-b7a0-94eee95f5f91 ip r
>>> 10.33.14.0/24 dev tapeb27823a-5e  proto kernel  scope link  src
>>> 10.33.14.2
>>>
>>>   What can I do?
>>>
>>>  Tks,
>>> Thiago
>>>
>>>
>>> On 19 March 2013 20:35, Martinx - ジェ�`ムズ <thiagocmartinsc@xxxxxxxxx>wrote:
>>>
>>>>  After disabling namespaces, with:
>>>>
>>>>  `allow_overlapping_ips = False' in quantum.conf
>>>>
>>>>  and with:
>>>>
>>>>  `use_namespaces = False' in /etc/quantum/dhcp_agent.ini
>>>>
>>>>   The previous error message dissapear but, My Instance
>>>> isn't getting its IP via DHCP now... Weird thing is that it was working
>>>> couple minutes ago, without disabling namespaces explicitly...
>>>>
>>>>   If I add the Instance IP by hand, I can reach the Internet / gateway
>>>> from it.
>>>>
>>>>   I'm finishing my Grizzly Quantum Single Flat PoC environment,
>>>> planning to publish a nice guide soon!
>>>>
>>>>   I appreciate any help!
>>>>
>>>>  Tks!
>>>> Thiago
>>>>
>>>> On 19 March 2013 20:09, Martinx - ジェ�`ムズ <thiagocmartinsc@xxxxxxxxx>wrote:
>>>>
>>>>> Guys,
>>>>>
>>>>>   My /var/log/quantum/dhcp-agent.log file shows:
>>>>>
>>>>>  2013-03-19 20:04:48    DEBUG [quantum.agent.linux.utils] Running
>>>>> command: ['sudo', 'ip', 'netns', 'exec',
>>>>> 'qdhcp-21a39c11-03fd-4e2e-b7a0-94eee95f5f91', 'quantum-ns-metadata-proxy',
>>>>> '--pid_file=/var/lib/quantum/external/pids/21a39c11-03fd-4e2e-b7a0-94eee95f5f91.pid',
>>>>> '--network_id=21a39c11-03fd-4e2e-b7a0-94eee95f5f91',
>>>>> '--state_path=/var/lib/quantum', '--metadata_port=80', '--debug',
>>>>> '--verbose',
>>>>> '--log-file=quantum-ns-metadata-proxy21a39c11-03fd-4e2e-b7a0-94eee95f5f91.log',
>>>>> '--log-dir=/var/log/quantum']
>>>>> 2013-03-19 20:04:48    DEBUG [quantum.agent.linux.utils]
>>>>> Command: ['sudo', 'ip', 'netns', 'exec',
>>>>> 'qdhcp-21a39c11-03fd-4e2e-b7a0-94eee95f5f91', 'quantum-ns-metadata-proxy',
>>>>> '--pid_file=/var/lib/quantum/external/pids/21a39c11-03fd-4e2e-b7a0-94eee95f5f91.pid',
>>>>> '--network_id=21a39c11-03fd-4e2e-b7a0-94eee95f5f91',
>>>>> '--state_path=/var/lib/quantum', '--metadata_port=80', '--debug',
>>>>> '--verbose',
>>>>> '--log-file=quantum-ns-metadata-proxy21a39c11-03fd-4e2e-b7a0-94eee95f5f91.log',
>>>>> '--log-dir=/var/log/quantum']
>>>>> Exit code: 1
>>>>> Stdout: ''
>>>>> Stderr: 'sudo: no tty present and no askpass program specified\nSorry,
>>>>> try again.\nsudo: no tty present and no askpass program specified\nSorry,
>>>>> try again.\nsudo: no tty present and no askpass program specified\nSorry,
>>>>> try again.\nsudo: 3 incorrect password attempts\n'
>>>>> 2013-03-19 20:04:48    ERROR [quantum.agent.dhcp_agent] Unable to sync
>>>>> network state.
>>>>> Traceback (most recent call last):
>>>>>   File "/usr/lib/python2.7/dist-packages/quantum/agent/dhcp_agent.py",
>>>>> line 154, in sync_state
>>>>>     self.refresh_dhcp_helper(network_id)
>>>>>   File "/usr/lib/python2.7/dist-packages/quantum/agent/dhcp_agent.py",
>>>>> line 208, in refresh_dhcp_helper
>>>>>     return self.enable_dhcp_helper(network_id)
>>>>>   File "/usr/lib/python2.7/dist-packages/quantum/agent/dhcp_agent.py",
>>>>> line 187, in enable_dhcp_helper
>>>>>     self.enable_isolated_metadata_proxy(network)
>>>>>   File "/usr/lib/python2.7/dist-packages/quantum/agent/dhcp_agent.py",
>>>>> line 321, in enable_isolated_metadata_proxy
>>>>>     pm.enable(callback)
>>>>>   File
>>>>> "/usr/lib/python2.7/dist-packages/quantum/agent/linux/external_process.py",
>>>>> line 55, in enable
>>>>>     ip_wrapper.netns.execute(cmd)
>>>>>   File
>>>>> "/usr/lib/python2.7/dist-packages/quantum/agent/linux/ip_lib.py", line 407,
>>>>> in execute
>>>>>     check_exit_code=check_exit_code)
>>>>>   File
>>>>> "/usr/lib/python2.7/dist-packages/quantum/agent/linux/utils.py", line 61,
>>>>> in execute
>>>>>     raise RuntimeError(m)
>>>>> RuntimeError:
>>>>>  Command: ['sudo', 'ip', 'netns', 'exec',
>>>>> 'qdhcp-21a39c11-03fd-4e2e-b7a0-94eee95f5f91', 'quantum-ns-metadata-proxy',
>>>>> '--pid_file=/var/lib/quantum/external/pids/21a39c11-03fd-4e2e-b7a0-94eee95f5f91.pid',
>>>>> '--network_id=21a39c11-03fd-4e2e-b7a0-94eee95f5f91',
>>>>> '--state_path=/var/lib/quantum', '--metadata_port=80', '--debug',
>>>>> '--verbose',
>>>>> '--log-file=quantum-ns-metadata-proxy21a39c11-03fd-4e2e-b7a0-94eee95f5f91.log',
>>>>> '--log-dir=/var/log/quantum']
>>>>> Exit code: 1
>>>>> Stdout: ''
>>>>> Stderr: 'sudo: no tty present and no askpass program specified\nSorry,
>>>>> try again.\nsudo: no tty present and no askpass program specified\nSorry,
>>>>> try again.\nsudo: no tty present and no askpass program specified\nSorry,
>>>>> try again.\nsudo: 3 incorrect password attempts\n'
>>>>>
>>>>>   Tips?
>>>>>
>>>>>   It is a fresh installation to test Grizzly...
>>>>>
>>>>>   I'm not using GRE or L3, only Quantum Single FLAT... With Folsom
>>>>> and previous Grizzly my Quantum was fine...
>>>>>
>>>>>   quantum-dhcp-agent
>>>>> 1:2013.1+git201303190501~precise-0ubuntu1
>>>>>
>>>>>  Tks,
>>>>> Thiago
>>>>>
>>>>
>>>>
>>>
>>>
>>>  _______________________________________________
>>> Mailing list: https://launchpad.net/~openstack
>>> Post to     : openstack@xxxxxxxxxxxxxxxxxxx
>>> Unsubscribe : https://launchpad.net/~openstack
>>> More help   : https://help.launchpad.net/ListHelp
>>>
>>>
>>>
>>
>>
>
> _______________________________________________
> Mailing list: https://launchpad.net/~openstack
> Post to     : openstack@xxxxxxxxxxxxxxxxxxx
> Unsubscribe : https://launchpad.net/~openstack
> More help   : https://help.launchpad.net/ListHelp
>
>


-- 
没有翅膀不算天使!