sorry, i was unclear....
GAE will forcibly evict data when some unpublished limits are reached. i
don't know if these limits are time or space, or a space-time continuum,
but when i was storing sessions in memcache my max life was about 5 mins.
On Friday, February 15, 2013 11:41:30 AM UTC-8, Niphlod wrote:
>
> on the "too fast eviction" issue, I remember that something was added to
> set the default expiration time, a time_expire parameter.
>
> On Friday, February 15, 2013 7:32:42 PM UTC+1, howesc wrote:
>>
>> i did some grepping of my code and found some things....
>>
>> - it seems that cache.ram is automatically set to GAE memcache when you
>> are using GAE. it's part of the GAE setup web2py does for you.
>> - the code above looks OK for storing sessions in memcache. FWIW, I
>> gave up using memcache for sessions because the eviction time was too short
>> for my need on GAE (about 5 mins was the best i could get)
>>
>> I am using memcache on GAE quite a bit, so it for sure can work. Can you
>> post the stack trace from the GAE logs (SDK or production) that you are
>> seeing?
>>
>> thanks,
>>
>> cfh
>>
>> On Thursday, February 14, 2013 2:33:37 AM UTC-8, Andy W wrote:
>>>
>>> I would like to store both session data and cached data in memcache when
>>> I upload my app to GAE. Can anybody point me in the right direction for
>>> setting this up?
>>>
>>> Based on the web2py scaffolding app I have tried (in models/db.py):
>>>
>>> if not request.env.web2py_runtime_gae:
>>> db = DAL('sqlite://storage.sqlite', lazy_tables=True)
>>> else:
>>> db = DAL('google:datastore', lazy_tables=True)
>>> from gluon.contrib.memdb import MEMDB
>>> from google.appengine.api.memcache import Client
>>> session.connect(request, response, db = MEMDB(Client()))
>>> cache.ram = cache.disk = cache.memcache
>>>
>>> My app runs OK on sqlite but, once moved to GAE I get an Internal Error
>>> whenever serving a page that attempts to store cache data in memcache.
>>>
>>> From http://web2py.com/books/default/chapter/29/13?search=cache#MemcacheI
>>> see there is a suggestion to use:
>>>
>>> from gluon.contrib.gae_memcache import MemcacheClient
>>> from gluon.contrib.memdb import MEMDB
>>> cache.memcache = MemcacheClient(request)
>>>
>>> I don't understand how this relates to the scaffolding app code - what
>>> is MEMDB, what is the correct usage of gluon.contrib.gae_memcache
>>> and google.appengine.api.memcache?
>>>
>>> Trial and error has got me nowhere, so I thought I would confess my
>>> ignorance and ask the experts!
>>>
>>> Andy
>>>
>>
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