How many uWSGI worker processes/threads? Is it possible you've got enough
simultaneous long-running requests that all the available processes/threads
are occupied at the same time?
Anthony
On Sunday, December 17, 2017 at 10:47:04 AM UTC-5, Lisandro wrote:
>
> Sorry, I forgot to mention.
>
> I'm using nginx + uwsgi (cheaper busyness algorithm)
> I use redis for cache and postgresql for database.
>
>
>
> El domingo, 17 de diciembre de 2017, 12:07:10 (UTC-3), Anthony escribió:
>>
>> How is web2py deployed?
>>
>> On Sunday, December 17, 2017 at 8:41:50 AM UTC-5, Lisandro wrote:
>>>
>>> Hello everyone. I've read the docs [1] and also read several posts in
>>> this forum about this problem, however I can't figure out why it's still
>>> happening in my case. I was hoping you can help me.
>>>
>>> In my application I have a simple page that makes an ajax async call to
>>> web2py in order to get some data.
>>> The controller/function that process the call takes a few seconds to
>>> complete (around 6-7 seconds).
>>> During that time, if the user clics on a link in order to navigate to
>>> another page of the application, it doesn't respond. The whole application
>>> freezes until the ajax call completes.
>>>
>>> In the documentation I've read about this, and this is the expected
>>> behaviour, because of the session file. So what I did is to put
>>> session.forget(response) at the top of the controller/function that process
>>> the ajax call. But this doesn't make any difference, the application still
>>> freezes until the ajax call is completed. I've also tried session.forget()
>>> and session._unlock(response) with no success.
>>>
>>>
>>> This is the script that makes the ajax call:
>>>
>>> <script type="text/javascript">
>>> $j = jQuery.noConflict();
>>> $j(document).ready(function() {
>>> $j.ajax({
>>> type: "GET",
>>> async: true,
>>> url: "{{=URL('default', '_dashboard')}}",
>>> success: function(data) { $j(".dashboard").html(data) }
>>> });
>>> });
>>> </script>
>>>
>>>
>>>
>>> And this is the controller/function that process the call:
>>>
>>> @auth.requires(auth.is_logged_in() and auth.user.plantel)
>>> def _dashboard():
>>> def get_info_dashboard():
>>> from gluon.contrib.simplejsonrpc import ServerProxy
>>> webservice = ServerProxy(CONFIG.url_webservice_central)
>>> return webservice.get_info_dashboard({'sitio': CONFIG.cliente})
>>>
>>> session.forget(response)
>>> info_dashboard = None
>>> try:
>>> r = cache.redis('info-dashboard', lambda: get_info_dashboard(),
>>> time_expire=300)
>>> if r.get('success'):
>>> info_dashboard = r.get('info_dashboard')
>>> except:
>>> pass
>>> return dict(info_dashboard=info_dashboard)
>>>
>>>
>>>
>>> What could be the issue?
>>>
>>> Thank you very much in advance.
>>> Regards,
>>> Lisandro.
>>>
>>>
>>> [1] http://web2py.com/books/default/chapter/29/04/the-core#session
>>>
>>
--
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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