[magnum] [stein] kubernetes stack does not terminate

Ignazio Cassano ignaziocassano at gmail.com
Mon Dec 2 18:05:16 UTC 2019


Hello again,
It seems I am facing the bug 1701381 (socket broken pipe) but it is related
to ocata :-(

Ignazio

Il giorno lun 2 dic 2019 alle ore 16:49 Ignazio Cassano <
ignaziocassano at gmail.com> ha scritto:

> Hello, the stack went fine with paramenter you suggested....many many
> thanks.
>
> I have got further issues :
>
> 1) /var/log/magnum on controllers in emply.
>
> Logs are sent on /var/log/messages
>
> 2)  in var log messages I have a lot of errors like the following:
>
> ec  2 16:47:15 tst2-osctrl01 magnum-api: Traceback (most recent call last):
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib64/python2.7/SocketServer.py", line 568, in process_request
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: self.finish_request(request,
> client_address)
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib64/python2.7/SocketServer.py", line 334, in finish_request
> Dec  2 16:47:15 tst2-osctrl01 magnum-api:
> self.RequestHandlerClass(request, client_address, self)
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib64/python2.7/SocketServer.py", line 651, in __init__
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: self.finish()
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib64/python2.7/SocketServer.py", line 710, in finish
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: self.wfile.close()
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib64/python2.7/socket.py", line 279, in close
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: self.flush()
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib64/python2.7/socket.py", line 303, in flush
> Dec  2 16:47:15 tst2-osctrl01 magnum-api:
> self._sock.sendall(view[write_offset:write_offset+buffer_size])
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib/python2.7/site-packages/eventlet/greenio/base.py", line 401, in
> sendall
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: tail = self.send(data, flags)
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib/python2.7/site-packages/eventlet/greenio/base.py", line 395, in
> send
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: return
> self._send_loop(self.fd.send, data, flags)
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: File
> "/usr/lib/python2.7/site-packages/eventlet/greenio/base.py", line 382, in
> _send_loop
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: return send_method(data, *args)
> Dec  2 16:47:15 tst2-osctrl01 magnum-api: error: [Errno 32] Broken pipe
>
> I deplpyed magnum on 3 controllers with a pacemaker cluster and haproxy.
> I can use dashboard and command line for magnum so I do not understand why
> I got the above errors.
>
>
> Regards
> Ignazio
>
> Il giorno lun 2 dic 2019 alle ore 16:29 Bharat Kunwar <bharat at stackhpc.com>
> ha scritto:
>
>> Yes you can specify comma separated `labels` when you create a cluster
>> template/cluster from the dashboard.
>>
>> e.g. heat_container_agent_tag=train-stable,kube_tag=v1.14.8.
>>
>> Also make sure cluster_user_trust=True inside your magnum.conf.
>>
>> On 2 Dec 2019, at 15:26, Ignazio Cassano <ignaziocassano at gmail.com>
>> wrote:
>>
>> The network plugin is flannel .
>> I do not kow what is kube_tag . I read  that with it I can specify the
>> kubernetes version, right ?
>> I am using openstack dashboard for creating my cluster: where I can
>> specify heat_container_agent_tag: train-stable in the dashboard ?
>> Thanks
>> Ignazio
>>
>> Il giorno lun 2 dic 2019 alle ore 16:11 Bharat Kunwar <
>> bharat at stackhpc.com> ha scritto:
>>
>>> Hi Ignazio,
>>>
>>> What version of kube_tag are you trying to run? What network plugin? I
>>> suggest using `heat_container_agent_tag: train-stable` as its easier to
>>> debug.
>>>
>>>
>>> Best
>>>
>>> bharat
>>>
>>> > On 2 Dec 2019, at 15:08, Ignazio Cassano <ignaziocassano at gmail.com>
>>> wrote:
>>> >
>>> > hello, I've just installed stein with magnum on centos 7. I am
>>> creating a kubernetes cluster but it is running since 22 minutes and I
>>> think it will not work because the heat stack is waiting
>>> OSSoftwareDeployment completes
>>> > I presume something is not working on heat with magnum. I ran several
>>> stack with Software Deployment without magnum, and they worked fine
>>> >
>>> > Thanks
>>> > Ignazio
>>>
>>>
>>
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