2 requests/second seem slow. What does your app do? Look at
{{=response.toolbar()}} and see which DB query and how long they
individually take.
On Sunday, 10 February 2013 21:49:57 UTC-6, pumplerod wrote:
>
> Strange. In order to get around the issue I converted it over to run on
> GAE. This seems to work ok. I notice thought that we're averaging about 2
> requests per second.
>
>
>
>
> On Feb 10, 2013, at 3:35 PM, Massimo Di Pierro wrote:
>
> I tried your example but I cannot reproduce the problem (I am on Mac, OSX
> 10.7.5 and Python 2.7.3).
>
> Can others reproduce it?
>
> On Tuesday, 5 February 2013 13:15:45 UTC-6, pumplerod wrote:
>>
>> I'm reading up on strace now. in the meanwhile, here is the MVC code
>> (not sure if I can attach a file to google groups)….
>>
>>
>> Model:
>>
>> -Nothing. I have an empty model file. Other than the default settings
>> that come with a new controller.
>> Ordinarily I am using a Model and writing to the SQLite db. But this is
>> the simplest case I could make that
>> still replicates the problem.
>>
>> View:
>>
>> -Don't have this either. I'm only ever returning a json object via REST
>> so there's no need for a view.
>>
>> Controller:
>> You can see some of what normally gets loaded, which I've commented out.
>> I also tried to see if gc or cache would help.
>> I've never used these before though so I may have been doing it
>> incorrectly.
>>
>> the RESTful query would look something like:
>> http://domain.com/memclimb/request.json?jo={"Test":"memory"}
>>
>>
>> "request.py" (controller)...
>> _______vv______
>> @request.restful()
>> #@cache(request.env.path_info,time_expire=10,cache_model=cache.ram)
>> def test():
>> #import gc
>> import gluon.contrib.simplejson
>> response.view = 'generic.'+request.extension
>> #gc.enable()
>>
>> def GET(*args,**vars):
>>
>> jsonObject = request.vars.jo
>> obj = gluon.contrib.simplejson.loads(jsonObject)
>> return {'message': 'testing Memory.'}
>>
>> #gc.collect()
>> return locals()
>> _______^^________
>>
>> Only seems to be a problem under high traffic. So I created this python
>> script and ran 10 instances of it from another machine.
>> It's common for our site to have >100 trying to hit it at about the same
>> time, but I can see the memory climb even with only 10.
>>
>> "testLoad.py"...
>> ________vv________
>> #!/usr/bin/env python
>>
>> import sys
>> import os
>> import urllib
>>
>> def main():
>> for i in range(1000):
>> result = urllib.urlopen('
>> https://domain.com/memclimb/request/test.json?jo={"Test":"memory"}')
>> json = result.read()
>> print "done…\n\t%s"%json
>>
>>
>> if __name__ == '__main__':
>> main()
>> __________^^________
>>
>>
>>
>> On Feb 5, 2013, at 8:30 AM, greaneym wrote:
>>
>> Hello,
>> In addition sending the model, view, controller code, you can try the
>> following.
>>
>> It looks like dreamhost is using debian linux. You can try using the
>> strace command in a shell while your process is running. You can run it
>> against different process ids (pid) to help figure out what is associated
>> with the problem.
>>
>> Here is a link that may be useful in running strace.
>> http://www.hokstad.com/5-simple-ways-to-troubleshoot-using-strace
>> Save the output in a file so you can look at it.
>>
>> Also you can run "top" in a shell to see what pid, program is running
>> more than others and that may help you as well.
>>
>>
>>
>>>
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>>
>>
>>
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